On-device Apple Intelligence vulnerable to prompt injection techniques

Apple Intelligence's on-device AI can be manipulated by attackers using prompt injection techniques, according to new research that shows a high success rate and potential access to sensitive user data.


Researchers from RSAC Research have unveiled a method to circumvent Apple's security measures. They achieved a 76% success rate in 100 tests by employing adversarial prompts and Unicode obfuscation

These findings were shared with Apple on October 15, 2025. The focus was on the on-device large language model embedded in Apple's operating systems, which is accessible to third-party applications.


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