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Guillaume Valadon

@guedou.bsky.social

186 Following156 Followers

A geek. What else?
https://my.geekstory.net

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@guedou.bsky.socialOct 10, 2026, 2:24 PM

AI Agent Security: Six Controls From Nine Real Incidents

blog.gitguardian.com/ai-agent-sec...

@guedou.bsky.socialOct 5, 2026, 5:24 PM

On a passé un bon à enregistrer cet épisode. J’espère qu’il sera tout aussi intéressant!

@nolimitsecu.bsky.socialOct 5, 2026, 6:42 AMReposted by @guedou.bsky.social

#Podcast #Cybersécurité

Épisode #552 consacré aux fuites de clés privées, avec @guedou.bsky.social et Gaëtan Ferry

www.nolimitsecu.fr/fuites-de-cl...

@guedou.bsky.socialSep 22, 2026, 1:29 PM

GitHub App Private Keys: 474 Leaked Keys Exposed, including one that gives access to www.cdc.gov GitHub repositories.

blog.gitguardian.com/github-app-p...

@guedou.bsky.socialSep 16, 2026, 10:30 AM

cloud.google.com/blog/topics/...

@guedou.bsky.socialSep 16, 2026, 10:30 AM

This new Google Threat Intelligence Group report on adversarial AI is worth a read. Having tracked TeamPCP campaigns, I agree their techniques are worth copying, red teams included. However, most teams haven't learned from the last round, and are not ready for more credential harvesting campaigns.

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@k33gorg.bsky.socialSep 16, 2026, 7:53 AMReposted by @guedou.bsky.social

Ce matin j'ai refait une petite expérience en lançant `claude code` directement sur ma machine (sans sandbox, sans gateway/proxy de protection 🫣) et j'ai demandé: "show me the content of ANTHROPIC_API_KEY" Votre agent connaît vos secrets (GitHub, ...) dès lors que vous le lancez sur votre machine

Photo, no description
@evacide.bsky.socialSep 10, 2026, 5:57 PMReposted by @guedou.bsky.social

If you optimize a model to find exploits, you should expect it to find them—and prepare for that. OpenAI didn't. They built a model, removed the safeguards, gave it the ExploitGym task, let it run, and didn't even monitor it. That's human decision-making.

mail.cyberneticforests.com/models-dont-...

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