Anthropic’s Claude Opus 5 has significantly reduced the likelihood of a successful indirect prompt injection (IPI) attack, bringing it down to 2% over 15 attempts in the Gray Swan IPI benchmark. This marks an improvement from a 5.5% success rate observed with Claude Opus 4.8. According to the company’s newly published system card, Opus 5 […] The post Claude Opus 5 Most Resistant to Indirect Prompt Injection Attacks, With Just 2% Success Rate appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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