Security researchers have found inconsistencies in how some Simple Mail Transfer Protocol (SMTP) servers handle end-of-data sequences. This allows the injection of SMTP commands into email messages in ...

Microsoft is rolling out inbound SMTP DANE with DNSSEC for Exchange Online in public preview, a new capability to boost email integrity and security. As the Exchange team explained on Wednesday, ...

A poorly configured file opens users up to site takeover. Easy WP SMTP, a WordPress plugin for email management that has more than 500,000 installations, has a vulnerability that could open the site ...

Microsoft is working on adding SMTP MTA Strict Transport Security (MTA-STS) support to Exchange Online to ensure Office 365 customers' email communication security and integrity. Once MTA-STS is ...

I have a exchange setup and everything is working fine. When I setup IMAP (since all clients do not support RPC over HTTP), I specify IMAP and for security I have to choose SSL or TSL, but for SMTP I ...