Re: How to find out if SMTP mailserver supports STARTTLS or (only) SSL/TLS ?
Dave Horsfall <[email protected]>
| Newsgroups | gmane.comp.security.nmap.devel |
|---|---|
| Message-ID | <[email protected]> |
On Sat, 21 Oct 2017, Ben Stover via dev wrote: > How can I find out (with nmap/netcat) if this smtp mailserver supports > STARTTLS protocol or (only) SSL/TLS? Telnet to it and see what the banner says? You can't do it stealthily, if that's what you're after; you have to connect to it. -- Dave Horsfall DTM (VK2KFU) "Those who don't understand security will suffer." _______________________________________________ Sent through the dev mailing list https://nmap.org/mailman/listinfo/dev Archived at http://seclists.org/nmap-dev/