The Register

AI spam filters are getting suckered by old-school text salting

PhishingHighemail securityphishingspam

Attackers are using text salting to evade AI-powered email filters by hiding benign words in phishing emails. Barracuda detected over one million retail-themed phishing attacks using this technique since April, showing that traditional obfuscation methods remain effective against modern defenses.

AI summary · generated with Claude

https://www.theregister.com/security/2026/07/17/ai-spam-filters-are-getting-suckered-by-old-school-text-salting/5274434