Phishing Campaign Sends Millions of Emails Using Invisible Unicode to Evade Filters
- Posted on September 4, 2026
- By The Hacker News
- 1 Views
- 1 min read
Cybercriminals have launched a sophisticated phishing operation deploying millions of deceptive emails that exploit invisible Unicode characters to circumvent security filters. By strategically inserting hidden Unicode tags within financial-themed messaging, attackers fragment keywords and evade detection systems designed to identify fraudulent content. This novel technique demonstrates how threat actors continuously evolve obfuscation methods to compromise email security infrastructure and target unsuspecting users.
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