Hackers Use Corrupted ZIPs and Office Docs to Evade Antivirus and Email Defenses

Cybersecurity researchers have called attention to a novel phishing campaign that leverages corrupted Microsoft Office documents and ZIP archives as a way to bypass email defenses. "The ongoing attack evades antivirus software, prevents uploads to sandboxes, and bypasses Outlook's spam filters,...

Inbox Attacks: The Miserable Year (2020) That Was

Purging your inbox has become a year-end tradition for many. A short hiatus for the holidays often provides a quiet moment to flush the previous year’s mountain of spam. And, from the looks of our 2020 inbox, years of herculean efforts to harden email defenses have fallen short. The most-targeted...