1 2 NEWS 3 ==== 4 5 This file gives a brief overview of the major changes between each OpenSSL 6 release. For more details please read the CHANGES file. 7 o Fix excessive time spent checking DH q parameter value (CVE-2023-3817) 8 o Fix DH_check() excessive time with over sized modulus (CVE-2023-3446) 9 o Fixed documentation of X509_VERIFY_PARAM_add0_policy() (CVE-2023-0466) 10 o Mitigate for very slow `OBJ_obj2txt()` performance with gigantic 11 OBJECT IDENTIFIER sub-identities. (CVE-2023-2650) 12 13 Major changes between OpenSSL 1.1.1m and OpenSSL 1.1.1n [15 Mar 2022] 14 15 o Fixed a bug in the BN_mod_sqrt() function that can cause it to loop 16 forever for non-prime moduli ([CVE-2022-0778]) 17 18 Major changes between OpenSSL 1.1.1l and OpenSSL 1.1.1m [14 Dec 2021] 19 20 o None 21 22 Major changes between OpenSSL 1.1.1k and OpenSSL 1.1.1l [24 Aug 2021] 23 24 o Fixed an SM2 Decryption Buffer Overflow (CVE-2021-3711) 25 o Fixed various read buffer overruns processing ASN.1 strings (CVE-2021-3712) 26 27 Major changes between OpenSSL 1.1.1j and OpenSSL 1.1.1k [25 Mar 2021] 28 29 o Fixed a problem with verifying a certificate chain when using the 30 X509_V_FLAG_X509_STRICT flag (CVE-2021-3450) 31 o Fixed an issue where an OpenSSL TLS server may crash if sent a 32 maliciously crafted renegotiation ClientHello message from a client 33 (CVE-2021-3449) 34 35 Major changes between OpenSSL 1.1.1i and OpenSSL 1.1.1j [16 Feb 2021] 36 37 o Fixed a NULL pointer deref in the X509_issuer_and_serial_hash() 38 function (CVE-2021-23841) 39 o Fixed the RSA_padding_check_SSLv23() function and the RSA_SSLV23_PADDING 40 padding mode to correctly check for rollback attacks 41 o Fixed an overflow in the EVP_CipherUpdate, EVP_EncryptUpdate and 42 EVP_DecryptUpdate functions (CVE-2021-23840) 43 o Fixed SRP_Calc_client_key so that it runs in constant time 44 45 Major changes between OpenSSL 1.1.1h and OpenSSL 1.1.1i [8 Dec 2020] 46 47 o Fixed NULL pointer deref in GENERAL_NAME_cmp (CVE-2020-1971) 48 49 Major changes between OpenSSL 1.1.1g and OpenSSL 1.1.1h [22 Sep 2020] 50 51 o Disallow explicit curve parameters in verifications chains when 52 X509_V_FLAG_X509_STRICT is used 53 o Enable 'MinProtocol' and 'MaxProtocol' to configure both TLS and DTLS 54 contexts 55 o Oracle Developer Studio will start reporting deprecation warnings 56 57 Major changes between OpenSSL 1.1.1f and OpenSSL 1.1.1g [21 Apr 2020] 58 59 o Fixed segmentation fault in SSL_check_chain() (CVE-2020-1967) 60 61 Major changes between OpenSSL 1.1.1e and OpenSSL 1.1.1f [31 Mar 2020] 62 63 o Revert the unexpected EOF reporting via SSL_ERROR_SSL 64 65 Major changes between OpenSSL 1.1.1d and OpenSSL 1.1.1e [17 Mar 2020] 66 67 o Fixed an overflow bug in the x64_64 Montgomery squaring procedure 68 used in exponentiation with 512-bit moduli (CVE-2019-1551) 69 o Properly detect unexpected EOF while reading in libssl and report 70 it via SSL_ERROR_SSL 71 72 Major changes between OpenSSL 1.1.1c and OpenSSL 1.1.1d [10 Sep 2019] 73 74 o Fixed a fork protection issue (CVE-2019-1549) 75 o Fixed a padding oracle in PKCS7_dataDecode and CMS_decrypt_set1_pkey 76 (CVE-2019-1563) 77 o For built-in EC curves, ensure an EC_GROUP built from the curve name is 78 used even when parsing explicit parameters 79 o Compute ECC cofactors if not provided during EC_GROUP construction 80 (CVE-2019-1547) 81 o Early start up entropy quality from the DEVRANDOM seed source has been 82 improved for older Linux systems 83 o Correct the extended master secret constant on EBCDIC systems 84 o Use Windows installation paths in the mingw builds (CVE-2019-1552) 85 o Changed DH_check to accept parameters with order q and 2q subgroups 86 o Significantly reduce secure memory usage by the randomness pools 87 o Revert the DEVRANDOM_WAIT feature for Linux systems 88 89 Major changes between OpenSSL 1.1.1b and OpenSSL 1.1.1c [28 May 2019] 90 91 o Prevent over long nonces in ChaCha20-Poly1305 (CVE-2019-1543) 92 93 Major changes between OpenSSL 1.1.1a and OpenSSL 1.1.1b [26 Feb 2019] 94 95 o Change the info callback signals for the start and end of a post-handshake 96 message exchange in TLSv1.3. 97 o Fix a bug in DTLS over SCTP. This breaks interoperability with older versions 98 of OpenSSL like OpenSSL 1.1.0 and OpenSSL 1.0.2. 99 100 Major changes between OpenSSL 1.1.1 and OpenSSL 1.1.1a [20 Nov 2018] 101 102 o Timing vulnerability in DSA signature generation (CVE-2018-0734) 103 o Timing vulnerability in ECDSA signature generation (CVE-2018-0735) 104 105 Major changes between OpenSSL 1.1.0i and OpenSSL 1.1.1 [11 Sep 2018] 106 107 o Support for TLSv1.3 added (see https://wiki.openssl.org/index.php/TLS1.3 108 for further important information). The TLSv1.3 implementation includes: 109 o Fully compliant implementation of RFC8446 (TLSv1.3) on by default 110 o Early data (0-RTT) 111 o Post-handshake authentication and key update 112 o Middlebox Compatibility Mode 113 o TLSv1.3 PSKs 114 o Support for all five RFC8446 ciphersuites 115 o RSA-PSS signature algorithms (backported to TLSv1.2) 116 o Configurable session ticket support 117 o Stateless server support 118 o Rewrite of the packet construction code for "safer" packet handling 119 o Rewrite of the extension handling code 120 o Complete rewrite of the OpenSSL random number generator to introduce the 121 following capabilities 122 o The default RAND method now utilizes an AES-CTR DRBG according to 123 NIST standard SP 800-90Ar1. 124 o Support for multiple DRBG instances with seed chaining. 125 o There is a public and private DRBG instance. 126 o The DRBG instances are fork-safe. 127 o Keep all global DRBG instances on the secure heap if it is enabled. 128 o The public and private DRBG instance are per thread for lock free 129 operation 130 o Support for various new cryptographic algorithms including: 131 o SHA3 132 o SHA512/224 and SHA512/256 133 o EdDSA (both Ed25519 and Ed448) including X509 and TLS support 134 o X448 (adding to the existing X25519 support in 1.1.0) 135 o Multi-prime RSA 136 o SM2 137 o SM3 138 o SM4 139 o SipHash 140 o ARIA (including TLS support) 141 o Significant Side-Channel attack security improvements 142 o Add a new ClientHello callback to provide the ability to adjust the SSL 143 object at an early stage. 144 o Add 'Maximum Fragment Length' TLS extension negotiation and support 145 o A new STORE module, which implements a uniform and URI based reader of 146 stores that can contain keys, certificates, CRLs and numerous other 147 objects. 148 o Move the display of configuration data to configdata.pm. 149 o Allow GNU style "make variables" to be used with Configure. 150 o Claim the namespaces OSSL and OPENSSL, represented as symbol prefixes 151 o Rewrite of devcrypto engine 152 153 Major changes between OpenSSL 1.1.0h and OpenSSL 1.1.0i [under development] 154 155 o Client DoS due to large DH parameter (CVE-2018-0732) 156 o Cache timing vulnerability in RSA Key Generation (CVE-2018-0737) 157 158 Major changes between OpenSSL 1.1.0g and OpenSSL 1.1.0h [under development] 159 160 o Constructed ASN.1 types with a recursive definition could exceed the 161 stack (CVE-2018-0739) 162 o Incorrect CRYPTO_memcmp on HP-UX PA-RISC (CVE-2018-0733) 163 o rsaz_1024_mul_avx2 overflow bug on x86_64 (CVE-2017-3738) 164 165 Major changes between OpenSSL 1.1.0f and OpenSSL 1.1.0g [2 Nov 2017] 166 167 o bn_sqrx8x_internal carry bug on x86_64 (CVE-2017-3736) 168 o Malformed X.509 IPAddressFamily could cause OOB read (CVE-2017-3735) 169 170 Major changes between OpenSSL 1.1.0e and OpenSSL 1.1.0f [25 May 2017] 171 172 o config now recognises 64-bit mingw and chooses mingw64 instead of mingw 173 174 Major changes between OpenSSL 1.1.0d and OpenSSL 1.1.0e [16 Feb 2017] 175 176 o Encrypt-Then-Mac renegotiation crash (CVE-2017-3733) 177 178 Major changes between OpenSSL 1.1.0c and OpenSSL 1.1.0d [26 Jan 2017] 179 180 o Truncated packet could crash via OOB read (CVE-2017-3731) 181 o Bad (EC)DHE parameters cause a client crash (CVE-2017-3730) 182 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2017-3732) 183 184 Major changes between OpenSSL 1.1.0b and OpenSSL 1.1.0c [10 Nov 2016] 185 186 o ChaCha20/Poly1305 heap-buffer-overflow (CVE-2016-7054) 187 o CMS Null dereference (CVE-2016-7053) 188 o Montgomery multiplication may produce incorrect results (CVE-2016-7055) 189 190 Major changes between OpenSSL 1.1.0a and OpenSSL 1.1.0b [26 Sep 2016] 191 192 o Fix Use After Free for large message sizes (CVE-2016-6309) 193 194 Major changes between OpenSSL 1.1.0 and OpenSSL 1.1.0a [22 Sep 2016] 195 196 o OCSP Status Request extension unbounded memory growth (CVE-2016-6304) 197 o SSL_peek() hang on empty record (CVE-2016-6305) 198 o Excessive allocation of memory in tls_get_message_header() 199 (CVE-2016-6307) 200 o Excessive allocation of memory in dtls1_preprocess_fragment() 201 (CVE-2016-6308) 202 203 Major changes between OpenSSL 1.0.2h and OpenSSL 1.1.0 [25 Aug 2016] 204 205 o Copyright text was shrunk to a boilerplate that points to the license 206 o "shared" builds are now the default when possible 207 o Added support for "pipelining" 208 o Added the AFALG engine 209 o New threading API implemented 210 o Support for ChaCha20 and Poly1305 added to libcrypto and libssl 211 o Support for extended master secret 212 o CCM ciphersuites 213 o Reworked test suite, now based on perl, Test::Harness and Test::More 214 o *Most* libcrypto and libssl public structures were made opaque, 215 including: 216 BIGNUM and associated types, EC_KEY and EC_KEY_METHOD, 217 DH and DH_METHOD, DSA and DSA_METHOD, RSA and RSA_METHOD, 218 BIO and BIO_METHOD, EVP_MD_CTX, EVP_MD, EVP_CIPHER_CTX, 219 EVP_CIPHER, EVP_PKEY and associated types, HMAC_CTX, 220 X509, X509_CRL, X509_OBJECT, X509_STORE_CTX, X509_STORE, 221 X509_LOOKUP, X509_LOOKUP_METHOD 222 o libssl internal structures made opaque 223 o SSLv2 support removed 224 o Kerberos ciphersuite support removed 225 o RC4 removed from DEFAULT ciphersuites in libssl 226 o 40 and 56 bit cipher support removed from libssl 227 o All public header files moved to include/openssl, no more symlinking 228 o SSL/TLS state machine, version negotiation and record layer rewritten 229 o EC revision: now operations use new EC_KEY_METHOD. 230 o Support for OCB mode added to libcrypto 231 o Support for asynchronous crypto operations added to libcrypto and libssl 232 o Deprecated interfaces can now be disabled at build time either 233 relative to the latest release via the "no-deprecated" Configure 234 argument, or via the "--api=1.1.0|1.0.0|0.9.8" option. 235 o Application software can be compiled with -DOPENSSL_API_COMPAT=version 236 to ensure that features deprecated in that version are not exposed. 237 o Support for RFC6698/RFC7671 DANE TLSA peer authentication 238 o Change of Configure to use --prefix as the main installation 239 directory location rather than --openssldir. The latter becomes 240 the directory for certs, private key and openssl.cnf exclusively. 241 o Reworked BIO networking library, with full support for IPv6. 242 o New "unified" build system 243 o New security levels 244 o Support for scrypt algorithm 245 o Support for X25519 246 o Extended SSL_CONF support using configuration files 247 o KDF algorithm support. Implement TLS PRF as a KDF. 248 o Support for Certificate Transparency 249 o HKDF support. 250 251 Major changes between OpenSSL 1.0.2g and OpenSSL 1.0.2h [3 May 2016] 252 253 o Prevent padding oracle in AES-NI CBC MAC check (CVE-2016-2107) 254 o Fix EVP_EncodeUpdate overflow (CVE-2016-2105) 255 o Fix EVP_EncryptUpdate overflow (CVE-2016-2106) 256 o Prevent ASN.1 BIO excessive memory allocation (CVE-2016-2109) 257 o EBCDIC overread (CVE-2016-2176) 258 o Modify behavior of ALPN to invoke callback after SNI/servername 259 callback, such that updates to the SSL_CTX affect ALPN. 260 o Remove LOW from the DEFAULT cipher list. This removes singles DES from 261 the default. 262 o Only remove the SSLv2 methods with the no-ssl2-method option. 263 264 Major changes between OpenSSL 1.0.2f and OpenSSL 1.0.2g [1 Mar 2016] 265 266 o Disable weak ciphers in SSLv3 and up in default builds of OpenSSL. 267 o Disable SSLv2 default build, default negotiation and weak ciphers 268 (CVE-2016-0800) 269 o Fix a double-free in DSA code (CVE-2016-0705) 270 o Disable SRP fake user seed to address a server memory leak 271 (CVE-2016-0798) 272 o Fix BN_hex2bn/BN_dec2bn NULL pointer deref/heap corruption 273 (CVE-2016-0797) 274 o Fix memory issues in BIO_*printf functions (CVE-2016-0799) 275 o Fix side channel attack on modular exponentiation (CVE-2016-0702) 276 277 Major changes between OpenSSL 1.0.2e and OpenSSL 1.0.2f [28 Jan 2016] 278 279 o DH small subgroups (CVE-2016-0701) 280 o SSLv2 doesn't block disabled ciphers (CVE-2015-3197) 281 282 Major changes between OpenSSL 1.0.2d and OpenSSL 1.0.2e [3 Dec 2015] 283 284 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2015-3193) 285 o Certificate verify crash with missing PSS parameter (CVE-2015-3194) 286 o X509_ATTRIBUTE memory leak (CVE-2015-3195) 287 o Rewrite EVP_DecodeUpdate (base64 decoding) to fix several bugs 288 o In DSA_generate_parameters_ex, if the provided seed is too short, 289 return an error 290 291 Major changes between OpenSSL 1.0.2c and OpenSSL 1.0.2d [9 Jul 2015] 292 293 o Alternate chains certificate forgery (CVE-2015-1793) 294 o Race condition handling PSK identify hint (CVE-2015-3196) 295 296 Major changes between OpenSSL 1.0.2b and OpenSSL 1.0.2c [12 Jun 2015] 297 298 o Fix HMAC ABI incompatibility 299 300 Major changes between OpenSSL 1.0.2a and OpenSSL 1.0.2b [11 Jun 2015] 301 302 o Malformed ECParameters causes infinite loop (CVE-2015-1788) 303 o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789) 304 o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790) 305 o CMS verify infinite loop with unknown hash function (CVE-2015-1792) 306 o Race condition handling NewSessionTicket (CVE-2015-1791) 307 308 Major changes between OpenSSL 1.0.2 and OpenSSL 1.0.2a [19 Mar 2015] 309 310 o OpenSSL 1.0.2 ClientHello sigalgs DoS fix (CVE-2015-0291) 311 o Multiblock corrupted pointer fix (CVE-2015-0290) 312 o Segmentation fault in DTLSv1_listen fix (CVE-2015-0207) 313 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286) 314 o Segmentation fault for invalid PSS parameters fix (CVE-2015-0208) 315 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287) 316 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289) 317 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293) 318 o Empty CKE with client auth and DHE fix (CVE-2015-1787) 319 o Handshake with unseeded PRNG fix (CVE-2015-0285) 320 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209) 321 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288) 322 o Removed the export ciphers from the DEFAULT ciphers 323 324 Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.2 [22 Jan 2015]: 325 326 o Suite B support for TLS 1.2 and DTLS 1.2 327 o Support for DTLS 1.2 328 o TLS automatic EC curve selection. 329 o API to set TLS supported signature algorithms and curves 330 o SSL_CONF configuration API. 331 o TLS Brainpool support. 332 o ALPN support. 333 o CMS support for RSA-PSS, RSA-OAEP, ECDH and X9.42 DH. 334 335 Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015] 336 337 o Build fixes for the Windows and OpenVMS platforms 338 339 Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015] 340 341 o Fix for CVE-2014-3571 342 o Fix for CVE-2015-0206 343 o Fix for CVE-2014-3569 344 o Fix for CVE-2014-3572 345 o Fix for CVE-2015-0204 346 o Fix for CVE-2015-0205 347 o Fix for CVE-2014-8275 348 o Fix for CVE-2014-3570 349 350 Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014] 351 352 o Fix for CVE-2014-3513 353 o Fix for CVE-2014-3567 354 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 355 o Fix for CVE-2014-3568 356 357 Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014] 358 359 o Fix for CVE-2014-3512 360 o Fix for CVE-2014-3511 361 o Fix for CVE-2014-3510 362 o Fix for CVE-2014-3507 363 o Fix for CVE-2014-3506 364 o Fix for CVE-2014-3505 365 o Fix for CVE-2014-3509 366 o Fix for CVE-2014-5139 367 o Fix for CVE-2014-3508 368 369 Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014] 370 371 o Fix for CVE-2014-0224 372 o Fix for CVE-2014-0221 373 o Fix for CVE-2014-0198 374 o Fix for CVE-2014-0195 375 o Fix for CVE-2014-3470 376 o Fix for CVE-2010-5298 377 378 Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014] 379 380 o Fix for CVE-2014-0160 381 o Add TLS padding extension workaround for broken servers. 382 o Fix for CVE-2014-0076 383 384 Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014] 385 386 o Don't include gmt_unix_time in TLS server and client random values 387 o Fix for TLS record tampering bug CVE-2013-4353 388 o Fix for TLS version checking bug CVE-2013-6449 389 o Fix for DTLS retransmission bug CVE-2013-6450 390 391 Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]: 392 393 o Corrected fix for CVE-2013-0169 394 395 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]: 396 397 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 398 o Include the fips configuration module. 399 o Fix OCSP bad key DoS attack CVE-2013-0166 400 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 401 o Fix for TLS AESNI record handling flaw CVE-2012-2686 402 403 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]: 404 405 o Fix TLS/DTLS record length checking bug CVE-2012-2333 406 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 407 408 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]: 409 410 o Fix compilation error on non-x86 platforms. 411 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 412 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 413 414 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]: 415 416 o Fix for ASN1 overflow bug CVE-2012-2110 417 o Workarounds for some servers that hang on long client hellos. 418 o Fix SEGV in AES code. 419 420 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]: 421 422 o TLS/DTLS heartbeat support. 423 o SCTP support. 424 o RFC 5705 TLS key material exporter. 425 o RFC 5764 DTLS-SRTP negotiation. 426 o Next Protocol Negotiation. 427 o PSS signatures in certificates, requests and CRLs. 428 o Support for password based recipient info for CMS. 429 o Support TLS v1.2 and TLS v1.1. 430 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 431 o SRP support. 432 433 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]: 434 435 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 436 o Corrected fix for CVE-2011-4619 437 o Various DTLS fixes. 438 439 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]: 440 441 o Fix for DTLS DoS issue CVE-2012-0050 442 443 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]: 444 445 o Fix for DTLS plaintext recovery attack CVE-2011-4108 446 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 447 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 448 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 449 o Check for malformed RFC3779 data CVE-2011-4577 450 451 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]: 452 453 o Fix for CRL vulnerability issue CVE-2011-3207 454 o Fix for ECDH crashes CVE-2011-3210 455 o Protection against EC timing attacks. 456 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 457 o Various DTLS fixes. 458 459 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]: 460 461 o Fix for security issue CVE-2011-0014 462 463 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]: 464 465 o Fix for security issue CVE-2010-4180 466 o Fix for CVE-2010-4252 467 o Fix mishandling of absent EC point format extension. 468 o Fix various platform compilation issues. 469 o Corrected fix for security issue CVE-2010-3864. 470 471 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]: 472 473 o Fix for security issue CVE-2010-3864. 474 o Fix for CVE-2010-2939 475 o Fix WIN32 build system for GOST ENGINE. 476 477 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]: 478 479 o Fix for security issue CVE-2010-1633. 480 o GOST MAC and CFB fixes. 481 482 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]: 483 484 o RFC3280 path validation: sufficient to process PKITS tests. 485 o Integrated support for PVK files and keyblobs. 486 o Change default private key format to PKCS#8. 487 o CMS support: able to process all examples in RFC4134 488 o Streaming ASN1 encode support for PKCS#7 and CMS. 489 o Multiple signer and signer add support for PKCS#7 and CMS. 490 o ASN1 printing support. 491 o Whirlpool hash algorithm added. 492 o RFC3161 time stamp support. 493 o New generalised public key API supporting ENGINE based algorithms. 494 o New generalised public key API utilities. 495 o New ENGINE supporting GOST algorithms. 496 o SSL/TLS GOST ciphersuite support. 497 o PKCS#7 and CMS GOST support. 498 o RFC4279 PSK ciphersuite support. 499 o Supported points format extension for ECC ciphersuites. 500 o ecdsa-with-SHA224/256/384/512 signature types. 501 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 502 o Opaque PRF Input TLS extension support. 503 o Updated time routines to avoid OS limitations. 504 505 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 506 507 o CFB cipher definition fixes. 508 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 509 510 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 511 512 o Cipher definition fixes. 513 o Workaround for slow RAND_poll() on some WIN32 versions. 514 o Remove MD2 from algorithm tables. 515 o SPKAC handling fixes. 516 o Support for RFC5746 TLS renegotiation extension. 517 o Compression memory leak fixed. 518 o Compression session resumption fixed. 519 o Ticket and SNI coexistence fixes. 520 o Many fixes to DTLS handling. 521 522 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 523 524 o Temporary work around for CVE-2009-3555: disable renegotiation. 525 526 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 527 528 o Fix various build issues. 529 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 530 531 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 532 533 o Fix security issue (CVE-2008-5077) 534 o Merge FIPS 140-2 branch code. 535 536 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 537 538 o CryptoAPI ENGINE support. 539 o Various precautionary measures. 540 o Fix for bugs affecting certificate request creation. 541 o Support for local machine keyset attribute in PKCS#12 files. 542 543 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 544 545 o Backport of CMS functionality to 0.9.8. 546 o Fixes for bugs introduced with 0.9.8f. 547 548 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 549 550 o Add gcc 4.2 support. 551 o Add support for AES and SSE2 assembly language optimization 552 for VC++ build. 553 o Support for RFC4507bis and server name extensions if explicitly 554 selected at compile time. 555 o DTLS improvements. 556 o RFC4507bis support. 557 o TLS Extensions support. 558 559 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 560 561 o Various ciphersuite selection fixes. 562 o RFC3779 support. 563 564 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 565 566 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 567 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 568 o Changes to ciphersuite selection algorithm 569 570 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 571 572 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 573 o New cipher Camellia 574 575 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 576 577 o Cipher string fixes. 578 o Fixes for VC++ 2005. 579 o Updated ECC cipher suite support. 580 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 581 o Zlib compression usage fixes. 582 o Built in dynamic engine compilation support on Win32. 583 o Fixes auto dynamic engine loading in Win32. 584 585 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 586 587 o Fix potential SSL 2.0 rollback, CVE-2005-2969 588 o Extended Windows CE support 589 590 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 591 592 o Major work on the BIGNUM library for higher efficiency and to 593 make operations more streamlined and less contradictory. This 594 is the result of a major audit of the BIGNUM library. 595 o Addition of BIGNUM functions for fields GF(2^m) and NIST 596 curves, to support the Elliptic Crypto functions. 597 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 598 the use through EVP, X509 and ENGINE. 599 o New ASN.1 mini-compiler that's usable through the OpenSSL 600 configuration file. 601 o Added support for ASN.1 indefinite length constructed encoding. 602 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 603 o Complete rework of shared library construction and linking 604 programs with shared or static libraries, through a separate 605 Makefile.shared. 606 o Rework of the passing of parameters from one Makefile to another. 607 o Changed ENGINE framework to load dynamic engine modules 608 automatically from specifically given directories. 609 o New structure and ASN.1 functions for CertificatePair. 610 o Changed the ZLIB compression method to be stateful. 611 o Changed the key-generation and primality testing "progress" 612 mechanism to take a structure that contains the ticker 613 function and an argument. 614 o New engine module: GMP (performs private key exponentiation). 615 o New engine module: VIA PadLOck ACE extension in VIA C3 616 Nehemiah processors. 617 o Added support for IPv6 addresses in certificate extensions. 618 See RFC 1884, section 2.2. 619 o Added support for certificate policy mappings, policy 620 constraints and name constraints. 621 o Added support for multi-valued AVAs in the OpenSSL 622 configuration file. 623 o Added support for multiple certificates with the same subject 624 in the 'openssl ca' index file. 625 o Make it possible to create self-signed certificates using 626 'openssl ca -selfsign'. 627 o Make it possible to generate a serial number file with 628 'openssl ca -create_serial'. 629 o New binary search functions with extended functionality. 630 o New BUF functions. 631 o New STORE structure and library to provide an interface to all 632 sorts of data repositories. Supports storage of public and 633 private keys, certificates, CRLs, numbers and arbitrary blobs. 634 This library is unfortunately unfinished and unused within 635 OpenSSL. 636 o New control functions for the error stack. 637 o Changed the PKCS#7 library to support one-pass S/MIME 638 processing. 639 o Added the possibility to compile without old deprecated 640 functionality with the OPENSSL_NO_DEPRECATED macro or the 641 'no-deprecated' argument to the config and Configure scripts. 642 o Constification of all ASN.1 conversion functions, and other 643 affected functions. 644 o Improved platform support for PowerPC. 645 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 646 o New X509_VERIFY_PARAM structure to support parameterisation 647 of X.509 path validation. 648 o Major overhaul of RC4 performance on Intel P4, IA-64 and 649 AMD64. 650 o Changed the Configure script to have some algorithms disabled 651 by default. Those can be explicitly enabled with the new 652 argument form 'enable-xxx'. 653 o Change the default digest in 'openssl' commands from MD5 to 654 SHA-1. 655 o Added support for DTLS. 656 o New BIGNUM blinding. 657 o Added support for the RSA-PSS encryption scheme 658 o Added support for the RSA X.931 padding. 659 o Added support for BSD sockets on NetWare. 660 o Added support for files larger than 2GB. 661 o Added initial support for Win64. 662 o Added alternate pkg-config files. 663 664 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 665 666 o FIPS 1.1.1 module linking. 667 o Various ciphersuite selection fixes. 668 669 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 670 671 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 672 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 673 674 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 675 676 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 677 678 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 679 680 o Visual C++ 2005 fixes. 681 o Update Windows build system for FIPS. 682 683 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 684 685 o Give EVP_MAX_MD_SIZE its old value, except for a FIPS build. 686 687 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 688 689 o Fix SSL 2.0 Rollback, CVE-2005-2969 690 o Allow use of fixed-length exponent on DSA signing 691 o Default fixed-window RSA, DSA, DH private-key operations 692 693 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 694 695 o More compilation issues fixed. 696 o Adaptation to more modern Kerberos API. 697 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 698 o Enhanced x86_64 assembler BIGNUM module. 699 o More constification. 700 o Added processing of proxy certificates (RFC 3820). 701 702 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 703 704 o Several compilation issues fixed. 705 o Many memory allocation failure checks added. 706 o Improved comparison of X509 Name type. 707 o Mandatory basic checks on certificates. 708 o Performance improvements. 709 710 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 711 712 o Fix race condition in CRL checking code. 713 o Fixes to PKCS#7 (S/MIME) code. 714 715 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 716 717 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 718 o Security: Fix null-pointer assignment in do_change_cipher_spec() 719 o Allow multiple active certificates with same subject in CA index 720 o Multiple X509 verification fixes 721 o Speed up HMAC and other operations 722 723 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 724 725 o Security: fix various ASN1 parsing bugs. 726 o New -ignore_err option to OCSP utility. 727 o Various interop and bug fixes in S/MIME code. 728 o SSL/TLS protocol fix for unrequested client certificates. 729 730 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 731 732 o Security: counter the Klima-Pokorny-Rosa extension of 733 Bleichbacher's attack 734 o Security: make RSA blinding default. 735 o Configuration: Irix fixes, AIX fixes, better mingw support. 736 o Support for new platforms: linux-ia64-ecc. 737 o Build: shared library support fixes. 738 o ASN.1: treat domainComponent correctly. 739 o Documentation: fixes and additions. 740 741 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 742 743 o Security: Important security related bugfixes. 744 o Enhanced compatibility with MIT Kerberos. 745 o Can be built without the ENGINE framework. 746 o IA32 assembler enhancements. 747 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 748 o Configuration: the no-err option now works properly. 749 o SSL/TLS: now handles manual certificate chain building. 750 o SSL/TLS: certain session ID malfunctions corrected. 751 752 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 753 754 o New library section OCSP. 755 o Complete rewrite of ASN1 code. 756 o CRL checking in verify code and openssl utility. 757 o Extension copying in 'ca' utility. 758 o Flexible display options in 'ca' utility. 759 o Provisional support for international characters with UTF8. 760 o Support for external crypto devices ('engine') is no longer 761 a separate distribution. 762 o New elliptic curve library section. 763 o New AES (Rijndael) library section. 764 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 765 Linux x86_64, Linux 64-bit on Sparc v9 766 o Extended support for some platforms: VxWorks 767 o Enhanced support for shared libraries. 768 o Now only builds PIC code when shared library support is requested. 769 o Support for pkg-config. 770 o Lots of new manuals. 771 o Makes symbolic links to or copies of manuals to cover all described 772 functions. 773 o Change DES API to clean up the namespace (some applications link also 774 against libdes providing similar functions having the same name). 775 Provide macros for backward compatibility (will be removed in the 776 future). 777 o Unify handling of cryptographic algorithms (software and engine) 778 to be available via EVP routines for asymmetric and symmetric ciphers. 779 o NCONF: new configuration handling routines. 780 o Change API to use more 'const' modifiers to improve error checking 781 and help optimizers. 782 o Finally remove references to RSAref. 783 o Reworked parts of the BIGNUM code. 784 o Support for new engines: Broadcom ubsec, Accelerated Encryption 785 Processing, IBM 4758. 786 o A few new engines added in the demos area. 787 o Extended and corrected OID (object identifier) table. 788 o PRNG: query at more locations for a random device, automatic query for 789 EGD style random sources at several locations. 790 o SSL/TLS: allow optional cipher choice according to server's preference. 791 o SSL/TLS: allow server to explicitly set new session ids. 792 o SSL/TLS: support Kerberos cipher suites (RFC2712). 793 Only supports MIT Kerberos for now. 794 o SSL/TLS: allow more precise control of renegotiations and sessions. 795 o SSL/TLS: add callback to retrieve SSL/TLS messages. 796 o SSL/TLS: support AES cipher suites (RFC3268). 797 798 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 799 800 o Security: fix various ASN1 parsing bugs. 801 o SSL/TLS protocol fix for unrequested client certificates. 802 803 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]: 804 805 o Security: counter the Klima-Pokorny-Rosa extension of 806 Bleichbacher's attack 807 o Security: make RSA blinding default. 808 o Build: shared library support fixes. 809 810 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 811 812 o Important security related bugfixes. 813 814 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 815 816 o New configuration targets for Tandem OSS and A/UX. 817 o New OIDs for Microsoft attributes. 818 o Better handling of SSL session caching. 819 o Better comparison of distinguished names. 820 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 821 o Support assembler code with Borland C. 822 o Fixes for length problems. 823 o Fixes for uninitialised variables. 824 o Fixes for memory leaks, some unusual crashes and some race conditions. 825 o Fixes for smaller building problems. 826 o Updates of manuals, FAQ and other instructive documents. 827 828 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 829 830 o Important building fixes on Unix. 831 832 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 833 834 o Various important bugfixes. 835 836 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 837 838 o Important security related bugfixes. 839 o Various SSL/TLS library bugfixes. 840 841 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 842 843 o Various SSL/TLS library bugfixes. 844 o Fix DH parameter generation for 'non-standard' generators. 845 846 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 847 848 o Various SSL/TLS library bugfixes. 849 o BIGNUM library fixes. 850 o RSA OAEP and random number generation fixes. 851 o Object identifiers corrected and added. 852 o Add assembler BN routines for IA64. 853 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 854 MIPS Linux; shared library support for Irix, HP-UX. 855 o Add crypto accelerator support for AEP, Baltimore SureWare, 856 Broadcom and Cryptographic Appliance's keyserver 857 [in 0.9.6c-engine release]. 858 859 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 860 861 o Security fix: PRNG improvements. 862 o Security fix: RSA OAEP check. 863 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 864 attack. 865 o MIPS bug fix in BIGNUM. 866 o Bug fix in "openssl enc". 867 o Bug fix in X.509 printing routine. 868 o Bug fix in DSA verification routine and DSA S/MIME verification. 869 o Bug fix to make PRNG thread-safe. 870 o Bug fix in RAND_file_name(). 871 o Bug fix in compatibility mode trust settings. 872 o Bug fix in blowfish EVP. 873 o Increase default size for BIO buffering filter. 874 o Compatibility fixes in some scripts. 875 876 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 877 878 o Security fix: change behavior of OpenSSL to avoid using 879 environment variables when running as root. 880 o Security fix: check the result of RSA-CRT to reduce the 881 possibility of deducing the private key from an incorrectly 882 calculated signature. 883 o Security fix: prevent Bleichenbacher's DSA attack. 884 o Security fix: Zero the premaster secret after deriving the 885 master secret in DH ciphersuites. 886 o Reimplement SSL_peek(), which had various problems. 887 o Compatibility fix: the function des_encrypt() renamed to 888 des_encrypt1() to avoid clashes with some Unixen libc. 889 o Bug fixes for Win32, HP/UX and Irix. 890 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 891 memory checking routines. 892 o Bug fixes for RSA operations in threaded environments. 893 o Bug fixes in misc. openssl applications. 894 o Remove a few potential memory leaks. 895 o Add tighter checks of BIGNUM routines. 896 o Shared library support has been reworked for generality. 897 o More documentation. 898 o New function BN_rand_range(). 899 o Add "-rand" option to openssl s_client and s_server. 900 901 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 902 903 o Some documentation for BIO and SSL libraries. 904 o Enhanced chain verification using key identifiers. 905 o New sign and verify options to 'dgst' application. 906 o Support for DER and PEM encoded messages in 'smime' application. 907 o New 'rsautl' application, low level RSA utility. 908 o MD4 now included. 909 o Bugfix for SSL rollback padding check. 910 o Support for external crypto devices [1]. 911 o Enhanced EVP interface. 912 913 [1] The support for external crypto devices is currently a separate 914 distribution. See the file README.ENGINE. 915 916 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 917 918 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 919 o Shared library support for HPUX and Solaris-gcc 920 o Support of Linux/IA64 921 o Assembler support for Mingw32 922 o New 'rand' application 923 o New way to check for existence of algorithms from scripts 924 925 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 926 927 o S/MIME support in new 'smime' command 928 o Documentation for the OpenSSL command line application 929 o Automation of 'req' application 930 o Fixes to make s_client, s_server work under Windows 931 o Support for multiple fieldnames in SPKACs 932 o New SPKAC command line utility and associated library functions 933 o Options to allow passwords to be obtained from various sources 934 o New public key PEM format and options to handle it 935 o Many other fixes and enhancements to command line utilities 936 o Usable certificate chain verification 937 o Certificate purpose checking 938 o Certificate trust settings 939 o Support of authority information access extension 940 o Extensions in certificate requests 941 o Simplified X509 name and attribute routines 942 o Initial (incomplete) support for international character sets 943 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 944 o Read only memory BIOs and simplified creation function 945 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 946 record; allow fragmentation and interleaving of handshake and other 947 data 948 o TLS/SSL code now "tolerates" MS SGC 949 o Work around for Netscape client certificate hang bug 950 o RSA_NULL option that removes RSA patent code but keeps other 951 RSA functionality 952 o Memory leak detection now allows applications to add extra information 953 via a per-thread stack 954 o PRNG robustness improved 955 o EGD support 956 o BIGNUM library bug fixes 957 o Faster DSA parameter generation 958 o Enhanced support for Alpha Linux 959 o Experimental MacOS support 960 961 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 962 963 o Transparent support for PKCS#8 format private keys: these are used 964 by several software packages and are more secure than the standard 965 form 966 o PKCS#5 v2.0 implementation 967 o Password callbacks have a new void * argument for application data 968 o Avoid various memory leaks 969 o New pipe-like BIO that allows using the SSL library when actual I/O 970 must be handled by the application (BIO pair) 971 972 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 973 o Lots of enhancements and cleanups to the Configuration mechanism 974 o RSA OEAP related fixes 975 o Added `openssl ca -revoke' option for revoking a certificate 976 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 977 o Source tree cleanups: removed lots of obsolete files 978 o Thawte SXNet, certificate policies and CRL distribution points 979 extension support 980 o Preliminary (experimental) S/MIME support 981 o Support for ASN.1 UTF8String and VisibleString 982 o Full integration of PKCS#12 code 983 o Sparc assembler bignum implementation, optimized hash functions 984 o Option to disable selected ciphers 985 986 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 987 o Fixed a security hole related to session resumption 988 o Fixed RSA encryption routines for the p < q case 989 o "ALL" in cipher lists now means "everything except NULL ciphers" 990 o Support for Triple-DES CBCM cipher 991 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 992 o First support for new TLSv1 ciphers 993 o Added a few new BIOs (syslog BIO, reliable BIO) 994 o Extended support for DSA certificate/keys. 995 o Extended support for Certificate Signing Requests (CSR) 996 o Initial support for X.509v3 extensions 997 o Extended support for compression inside the SSL record layer 998 o Overhauled Win32 builds 999 o Cleanups and fixes to the Big Number (BN) library 1000 o Support for ASN.1 GeneralizedTime 1001 o Splitted ASN.1 SETs from SEQUENCEs 1002 o ASN1 and PEM support for Netscape Certificate Sequences 1003 o Overhauled Perl interface 1004 o Lots of source tree cleanups. 1005 o Lots of memory leak fixes. 1006 o Lots of bug fixes. 1007 1008 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 1009 o Integration of the popular NO_RSA/NO_DSA patches 1010 o Initial support for compression inside the SSL record layer 1011 o Added BIO proxy and filtering functionality 1012 o Extended Big Number (BN) library 1013 o Added RIPE MD160 message digest 1014 o Added support for RC2/64bit cipher 1015 o Extended ASN.1 parser routines 1016 o Adjustments of the source tree for CVS 1017 o Support for various new platforms 1018