Daily Archives: August 11, 2013

Service Testing

Here’s a collection of services, and ways to go about testing them: 25: SMTP Simple Mail Transfer Protocol. Test with telnet: Check it responds: Try sending a message to a local user: Try logging in: Exit: You can test STARTTLS (where a secure channel is negotiated for an existing connection) functionality using OpenSSL‘s s_client: 80: […]

Posted in Computing | Leave a comment