Tag: smtp

Brute-force, hydra, SMTP

Brute Forcing smtp with Hydra

THC-Hydra – A very fast network logon cracker which support many different services. See feature sets and services coverage page – incl. a speed comparison against ncrack and medusa.   Simple Mail Transfer Protocol (SMTP) is an Internet standard for electronic mail (e-mail) transmission across Internet Protocol (IP) networks. SMTP was first defined by RFC …

Brute-force, Enumeration

SMTP Users enumeration

* Open your BackTrack machine * GoTo Applications->BackTrack->Information Gathering->Network Analysis->SMTP Analysis * Choose smtp-user-enum * Execute: ./smtp-user-enum.pl -v -M RCPT -u info@example.org -t mail.example.org./smtp-user-enum.pl -v -M RCPT -u info@example.org -t mail.example.org -v Verbose -M mode Method to user for username guessing (RCPT here) -u user Check if this user exists -t host SMTP server