Lines Matching refs:certificate

40 <p>Android requires that all apps be digitally signed with a certificate before they can be
41 installed. Android uses this certificate to identify the author of an app, and the certificate
42 does not need to be signed by a certificate authority. Android apps often use self-signed
43 certificates. The app developer holds the certificate's private key.</p>
50 certificate to sign apps in debug mode. To sign apps in release mode, you need to generate
51 your own certificate.</p>
55 <p>In debug mode, you sign your app with a debug certificate generated by the Android SDK tools.
56 This certificate has a private key with a known password, so you can run and debug your app
71 <p>In release mode, you sign your app with your own certificate:</p>
196 <p>You should sign all of your apps with the same certificate throughout the expected lifespan
200 <li>App upgrade: When the system is installing an update to an app, it compares the certificate(s)
202 certificates match. If you sign the new version with a different certificate, you must assign a
205 <li>App modularity: Android allows apps signed by the same certificate to run in the same process,
210 specified certificate. By signing multiple apps with the same certificate and using
256 <p>The self-signed certificate used to sign your application in debug mode has an expiration date
257 of 365 days from its creation date. When the certificate expires, you will get a build error.</p>
267 erroneously generate an already-expired debug certificate, so that you get an error when trying
270 because the build tools generated an expired debug certificate</a>.</p>