MySQL 5.7 Release Notes
For each connection, this view displays the SSL version, cipher, and count of reused SSL sessions.
The session_ssl_status
view has
these columns:
thread_id
The thread ID for the connection.
ssl_version
The version of SSL used for the connection.
ssl_cipher
The SSL cipher used for the connection.
ssl_sessions_reused
The number of reused SSL sessions for the connection.