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VulnerabilityThe Register·5 days ago

Expired credit cards revived by researchers to make unauthorized payments

Gaps in expiry checks could let dead plastic make purchases again

Read full article at The Register

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VulnerabilitySecurityWeek·2 days ago

Encrypted Prompts Bypass AI Safety Guardrails in Grok and Gemini

Researchers have identified a new attack technique called Cryptographic Context Injection that encrypts malicious instructions to evade safety guardrails in AI models including Grok and Gemini. The method works by concealing harmful prompts until they are decrypted within a trusted execution environment, effectively bypassing existing content filtering mechanisms. This vulnerability highlights a novel attack vector against popular large language models that defenders should monitor.