AIThe Hacker Newsabout 4 hours ago
Phishing Uses Invisible Unicode to Evade Filters
1 min read
Microsoft warns of a high-volume phishing campaign using invisible Unicode tag characters to split financial words like "funding" and bypass email filters. The campaign peaked February 26, 2026, sending 1 to 2.37 million weekday messages, and is tied to ActiveCampaign abuse targeting SBA loan applicants.
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