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Gut feeling does nothing against AI spear phishing texts

A study presented at the 2026 USENIX Security Symposium found that AI-generated spear phishing texts are nearly indistinguishable from legitimate messages, with a credit union banker unable to identify a fake alert that mimicked the bank's own fraud notification. The research, led by scientists at the University of Illinois Urbana-Champaign, showed that human intuition is ineffective against AI-crafted phishing, highlighting the need for advanced detection tools.

read1 min views1 publishedAug 7, 2026

A banker at a credit union sat down at a table with a dozen printed text messages, all of them written for that banker personally, and put them in order from the one most likely to get a click down to the one least likely. One of them stopped the sorting. It looked like something the bank sends out: “alert literally looks like the alert we get [at work] when there’s a fraud.” Half the … More

The post Gut feeling does nothing against AI spear phishing texts appeared first on Help Net Security.

source & further reading
helpnetsecurity.com — original article Week in review: Cisco fixes IMC bug, Patch Tuesday forecast, Black Hat USA 2026 OpenAI drops ChatGPT text chat limits for free users, adds new safeguards for teens Keepit AI Truth Cloud protects the data behind enterprise AI
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