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First reported by Hacker News
OpenAI Introduces Lockdown Mode to Protect ChatGPT Users from Prompt Injection Attacks

OpenAI introduces Lockdown Mode for ChatGPT to prevent data theft via prompt injection attacks

1d ago· 1 min readenNews

Summary

OpenAI is rolling out a new security feature called Lockdown Mode for ChatGPT that blocks data exfiltration via prompt injection attacks. The setting disables live web browsing, agent mode, deep research, image retrieval, Canvas networking, and file downloads. It is available to all logged-in users across Free, Go, Plus, Pro, and self-serve ChatGPT Business plans. While Lockdown Mode prevents data from being sent to attacker-controlled servers, it does not stop prompt injections from influencing model behavior. Prompt injection remains a frontier security problem where hidden malicious instructions in processed content can compromise sensitive data.

Key quotes

· 3 pulled
Lockdown Mode is rolling out to ChatGPT as a security setting that blocks data exfiltration via prompt injection.
Prompt injection remains a frontier problem where hidden malicious instructions in processed content can cause sensitive data to be sent to attacker-controlled servers.
Lockdown Mode does not prevent injections from influencing model behavior, but it shuts down...
Snippet from the RSS feed
Lockdown Mode disables ChatGPT’s outbound capabilities to reduce prompt-injection data exfiltration risk while keeping injections possible.

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