Beware this highly sophisticated Microsoft 365 attack. Update, March 15, 2025: This story, originally published March 13, has been updated with further technical detail regarding the Microsoft 365 ...

Email burnout is rising and it’s creating security risks. Learn how email avoidance leads to phishing, fraud, and data exposure.

Get details right to safely implement DANE in Exchange Online, warn experts Experts welcome Microsoft’s announcement that Exchange Online can now handle Inbound SMTP DANE with DNSSEC to improve email ...

As the primary (and sometimes sole) channel for corporate communications, email has been the natural area of focus for cybersecurity vendors looking to develop effective defensive solutions against ...

So many security teams still measure phishing with the click rate. It’s easy to track and easy to put in a slide deck, but it’s also misleading. Measuring clicks is like "measuring the tide coming and ...

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 ...