[openssl-users] Extracting Handshake Information

[Dr. Stephen Henson]

On Tue, Mar 14, 2017, Vijayakumar Kaliaperumal wrote:

> Hello,
> 
> Is there a way in openssl we can extract the protocol(TLS/DTLS ) handshake
> information, like in clienthello,  the protocol version, ciphersuites
> offered, Random,  session id etc.
> 

You can get some useful information with the -trace option to
s_client/s_server which needs the configuration option enable-ssl-trace

Steve.
--
Dr Stephen N. Henson. OpenSSL project core developer.
Commercial tech support now available see: http://www.openssl.org