Critical

Moralizing Rant Then Unfiltered Bypass

This detects a specific jailbreak trick where an attacker tells the AI to first write a scripted moralizing rant about content policy, then switch to answering as a completely unrestricted persona. The rant acts as a decoy to satisfy the model's built-in refusal reflex, while the real instruction to ignore all rules follows right after.

How the attack works

The attacker sends a prompt instructing the model to produce a moralizing or aggressive rant about OpenAI's content policies or safety rules as a first paragraph. Immediately after, the prompt says 'but then' and tells the model to respond in a second paragraph as a fully unfiltered AI, often under a custom persona name like 'uGPT' or 'AntiGPT'. Some variants dress this up as a 'mandatory bullshit warning' the model must give before breaking the rules. The two-paragraph structure — compliance theater followed by an unrestricted response — is the core signal.

Netzilo detection

Netzilo reports this behaviour when it is observed.

Signature ID
d383fb80-f949-42b2-ba06-18696555518b
Severity
Critical

Why it matters

If successful, the model produces content it would normally refuse, bypassing its safety guidelines. This is one specific jailbreak technique among many; detecting it does not mean all jailbreak attempts are caught.

What you can do

  • Review prompts and outputs for the two-part structure: a moralizing rant about content policy followed by an unrestricted persona response.
  • Treat named personas like 'AntiGPT' or 'uGPT' declared with 'free of all restrictions' language as a strong red flag, not just descriptive text.
  • Distinguish between users discussing or criticizing content moderation (benign) and prompts instructing the model to perform a rant then break its own rules (attack).
  • Log and rate-limit repeated jailbreak-pattern attempts from the same session or user to catch iterative bypass attempts.

Known benign look-alikes

  • AI safety commentary: "The moralizing tone of content policies has been criticized" (no instruction to produce a rant then break rules)
  • User venting: "I hate how ChatGPT moralizes about every prompt, its content policy rants are annoying" (complaint without bypass instruction)
  • Academic analysis: "AntiGPT is described in jailbreak literature as a persona free of restrictions" (descriptive without live persona declaration)

References

Related threats