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safteylayer

HN member
Joined
Mon, Mar 09, 2026, 12:17 AM UTC
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Public activity
15 items

About safteylayer

https://github.com/SafteyLayer/foundry

Recent public activity

  1. comment
    Comment #48263050

    [flagged]

  2. story
  3. comment
    Comment #47520950

    I love the article. I have something in ai that can help.

  4. comment
  5. comment
    Comment #47464337

    YOU ARE WRONG.

  6. story
  7. comment
    Comment #47419668

    matrixgard — spot on. The vault/proxy layer solves input hygiene (paste risk), but the semantic leakage from training corpus (ek_ prefix, EPHEMERAL_KEY naming, client_secret endpoi…

  8. story
    Ek_ Leaks Persist

    Vaults and proxy layers solve the "2am paste" vector — devs never touch raw keys, so nothing gets accidentally fed into prompts. But the leak keeps happening anyway. Across 60+ pro…

  9. comment
    Comment #47341191

    Spot on — runtime vaults/proxies are the gold standard. If devs never see raw keys (just masked refs or scoped tokens), the 2am paste risk vanishes. Tools like API Stronghold that …

  10. comment
    Comment #47336977

    Spot on about the 2am 401 error being where security dies. The "lazy-paste" is universal. But here's what I'm finding: regex on outbound requests isn't enough anymore because the m…

  11. comment
  12. comment
    Comment #47331602

    You hit the nail on the head regarding the 'circular nightmare.' To take it a step further: SafetyLayer was actually built by exploiting the very leak I'm now detecting. I used the…

  13. comment
    Comment #47331100

    Exactly — this is the circular nightmare in action. 1. Dev gets 401 / rate-limit / weird error 2. Pastes full API key + request into GPT-4o / Claude for "why isn't this working?" 3…

  14. story
    GPT-4 leaks its own API internals through training data exposure

    I ran the same AI security test 4 times against GPT-4. Every bypass - regardless of prompt - leaked the same credential: EPHEMERAL_KEY from OpenAI's Realtime API. This isn't random…

  15. story
    I ran the same AI security test 4 times – 75% found critical bypasses

    I built a mutation engine to test AI models for prompt injection vulnerabilities. Ran the same 15 security vectors against GPT-4 four times today: - Run 1: Found critical bypass (s…