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AI researchHigh

Phishing at Scale: How AIs Write Psychologically Tailored Phishing Emails

Validated facts

ETH Zurich researchers (ACM CCS / IEEE S&P). Studied AI-generated spear-phishing emails against human subjects. AI emails achieved nearly identical click rates to professional pentesters — at zero cost.

In plain language

The personal con artist from a can: Gone are the days of 'Hello dear Sir, I am prince from Nigeria with 100 spelling errors'. The AI writes like your own colleague.

Security relevance & practical tip

Consumers can no longer spot phishing by grammar mistakes; technical signatures and sender checks become mandatory.

Primary source / reference

  • ETH Zürich Security Report