Praetorian503 Posted February 1, 2013 Report Share Posted February 1, 2013 Description: In this video I will show you how to use SMTP User Enumeration tool. This tool I’m going to use on Gmail. First you need to know the smtp server check SMTP server ports and server name and use Nmap for Discovery the all the information about that host. Basically what you will get – You will get details like username Exist or if you search using domain name so it will looks likeEX : - username.smtp.google.com = username@gmail.comDisclaimer: We are a infosec video aggregator and this video is linked from an external website. The original author may be different from the user re-posting/linking it here. Please do not assume the authors to be same without verifying.Original Source: Source: Smtp User Enumeration On Gmail Quote Link to comment Share on other sites More sharing options...