There has been a sharp escalation in attacks that use malicious calendar invites to reach targets, email security providers Check Point and Sublime Security have warned. Sublime recorded a 1,216% month-over-month increase in August 2026, and the first half of September alone surpassed the whole of August by 1,426%. Check Point’s numbers tell a similar story: the volume of these emails grew from a few thousand a month in April to more than 118,000 in … More →
Quarantined, but still on your calendar: The explosion of invite-based attacks
About this summary. This is a short excerpt from the description that Help Net Security published with its article. Cyber Security News did not report or verify the underlying story. Read the original: https://www.helpnetsecurity.com/2026/10/20/malicious-calendar-invites/
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