Extend RSA keylength to 2048 bits by default, as the previous default of 1024 bit is considered weak since 12/31/2010. Also unify the message_md to the openssl builtin default. Fixes bug 1103002 Change-Id: I70e90b7696f8a56073c3d6bdc9ed5d30cfa3401f
Extend RSA keylength to 2048 bits by default, as the previous default of 1024 bit is considered weak since 12/31/2010. Also unify the message_md to the openssl builtin default. Fixes bug 1103002 Change-Id: I70e90b7696f8a56073c3d6bdc9ed5d30cfa3401f