Major changes between OpenSSL 1.1.1a and OpenSSL 1.1.1b [26 Feb 2019]
o Change the info callback signals for the start and end of a post-handshake
Major changes between OpenSSL 1.1.1a and OpenSSL 1.1.1b [26 Feb 2019]
o Change the info callback signals for the start and end of a post-handshake