The Winter Vivern Russian hacking group has been exploiting a Roundcube Webmail zero-day in attacks targeting European government entities and think tanks since at least October 11. The Roundcube ...

Exim servers, estimated to run nearly 57% of the internet's email servers, are now under a heavy barrage of attacks from hacker groups trying to exploit a recent security flaw in order to take over ...

More than 1.5 million email servers are vulnerable to attacks that can deliver executable attachments to user accounts, security researchers said. The servers run versions of the Exim mail transfer ...

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 ...

Over half of the world's most popular online services have misconfigured servers which could place users at risk from spoof emails, researchers have warned. According to Swedish cybersecurity firm ...

With Donald Trump facing a second criminal indictment over the alleged mishandling of presidential records, comparisons have been drawn between the investigation's handling and the conclusions reached ...

A crafty way of knocking out any email server using a few carefully constructed emails has been identified by a team of computer security experts. The trick involves sending forged emails that contain ...

Hillary Clinton isn’t the only one who may have had an e-mail security problem. A security researcher has discovered that the Trump Organization’s mail servers all run on a version of Microsoft ...

AT&T's email servers are blocking connections from Microsoft 365 due to a "high volume" spam wave originating from Microsoft's service. Starting on Monday, AT&T customers began reporting they could no ...