Tag: invisible unicode characters

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Laptop screen shows an inbox with a suspicious email from a bank hovering under the cursor.

Phishers Exploit Invisible Unicode Characters to Evade Email Filters

Microsoft researchers uncovered a massive phishing campaign that used sneaky invisible Unicode characters to slip past email filters, peaking at a staggering 2.37 million messages per day in late February. This clever tactic, dubbed "ASCII smuggling," allowed scammers to hide finance-themed lures in plain sight.

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