A majority of systems around the world use Internet blacklists as lists of IP addresses that are most likely compromised -- by bots -- and used by these systems to block or otherwise filter email.

The Office of Information Technology unveiled a new security measure on Monday that will be added to the University's outgoing e-mail system in hopes of curbing Internet junk mail, more commonly known ...

A maximum severity vulnerability in the FreeScout helpdesk platform allows hackers to achieve remote code execution without any user interaction or authentication.

Censys warns that over 1.5 million Exim mail transfer agent (MTA) instances are unpatched against a critical vulnerability that lets threat actors bypass security filters. Tracked as CVE-2024-39929 ...

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 ...

A disorderly disclosure process last week led to the release of information on six vulnerabilities in the Exim mail transfer agent — with the disclosures coming five days before the maintainers ...