The openssl command-line tool can be used as a generic TLS/SSL client which connects to a remote host using SSL/TLS.
It's Windows version can be downloaded at http://www.slproweb.com/products/Win32OpenSSL.html.
openssl s_client -host HOSTNAME -port PORT -cert hostcert.pfx
openssl.exe s_client -host HOSTNAME -port PORT -cert hostcert.pfx -CAfile trustedCertificates.crt
More details could be received using the
The detailed description of this mode can be found at https://www.openssl.org/docs/manmaster/man1/s_client.html .
- How TLS/SSL Works. This article provides a detailed explanation of the SSL/TLS protocol, specifically the handshake protocol, its associated messages and alerts, and the record protocol.