1 Long: proto-redir 2 Arg: <protocols> 3 Help: Enable/disable PROTOCOLS on redirect 4 Added: 7.20.2 5 Category: connection curl 6 --- 7 Tells curl to limit what protocols it may use on redirect. Protocols denied by 8 --proto are not overridden by this option. See --proto for how protocols are 9 represented. 10 11 Example, allow only HTTP and HTTPS on redirect: 12 13 curl --proto-redir -all,http,https http://example.com 14 15 By default curl will allow HTTP, HTTPS, FTP and FTPS on redirect (7.65.2). 16 Older versions of curl allowed all protocols on redirect except several 17 disabled for security reasons: Since 7.19.4 FILE and SCP are disabled, and 18 since 7.40.0 SMB and SMBS are also disabled. Specifying *all* or *+all* 19 enables all protocols on redirect, including those disabled for security. 20