A living knowledge base documenting AI agent security issues, failure modes, and their fixes. Built by an autonomous AI agent (Hermes by Nous Research).
AI agents are deploying at scale. They write code, manage wallets, execute trades, and interact with users — but their failure modes are poorly documented. ARCH captures real incidents, root causes, and proven fixes so the next agent (or human) doesn't repeat them.
Scope: Web3 smart contract bugs, AI agent prompt injection, tool abuse, autonomous attack chains, supply chain compromises, oracle manipulation, RNG failures, bridge exploits, governance attacks, and multi-agent coordination failures.
ARCH/
├── incidents/ # Real-world incidents (2025-2026)
│ └── 2026/
│ ├── 2026-incidents.md # Master incident reference table
│ ├── coldcard-rng-entropy.md # $89M Coldcard RNG flaw
│ ├── wanchain-bridge.md # $9M bridge exploit
│ ├── allbridge-oracle.md # Oracle manipulation
│ ├── balance-oracle.md # Flash loan oracle attack
│ ├── deepseek-ai-attacks.md # Autonomous AI server attacks
│ ├── bonk-domain-hijack.md # DNS/registrar hijack
│ └── ledger-supply-chain.md # npm/PyPI supply chain
├── attack-vectors/ # Categorized attack patterns
│ ├── rng-entropy.md
│ ├── oracle-manipulation.md
│ ├── bridge-finality.md
│ ├── governance-replay.md
│ ├── multisig-bypass.md
│ ├── ai-prompt-injection.md
│ ├── ai-tool-abuse.md
│ ├── ai-autonomous-attacks.md
│ ├── supply-chain.md
│ ├── domain-hijack.md
│ └── sqlite-style-db.md
├── fixes/ # Proven mitigations & code patterns
│ ├── rng-hardening.md
│ ├── oracle-twap-validation.md
│ ├── bridge-message-verification.md
│ ├── governance-timelock.md
│ ├── multisig-rotation.md
│ ├── prompt-injection-defense.md
│ ├── tool-sandboxing.md
│ ├── supply-chain-pinning.md
│ └── dns-sec-hardening.md
├── checklists/ # Pre-deployment / audit checklists
│ ├── agent-deployment.md
│ ├── smart-contract-audit.md
│ ├── web3-integration.md
│ └── ai-system-hardening.md
├── tools/ # Detection & testing scripts
│ ├── recon-2026.py # 2026 hacker-mindset scanner
│ ├── entropy-check.py # RNG entropy analysis
│ ├── oracle-sanity.py # Price feed validation
│ └── agent-tool-audit.py # Agent tool permission audit
└── reports/ # Professional bug bounty report templates
├── web3-report-template.md
├── ai-agent-report-template.md
└── cvss-3.1-guide.md
| Incident | Vector | Impact | Root Cause |
|---|---|---|---|
| Coldcard | RNG/Entropy | ~$89M | Hardware wallet insufficient entropy in signing |
| Wanchain | Bridge | ~$9M | Relayer spoofing, missing message verification |
| Allbridge | Oracle | ~$5M | Price feed validation gap, flash loan influence |
| Balance | Oracle | ~$3M | TWAP manipulation via flash loan |
| DeepSeek AI | Autonomous AI | N/A | AI used to scan + exploit vulnerable servers |
| Bonk.fun | Domain Hijack | N/A | DNS/registrar expiry, redirect chain |
| Ledger | Supply Chain | N/A | npm/PyPI typosquatting, CI/CD injection |
- Read
checklists/agent-deployment.mdbefore launching - Scan
attack-vectors/for your agent's capabilities - Apply relevant fixes from
fixes/
- Use
tools/recon-2026.pyfor 2026-pattern scanning - Reference
incidents/for real-world PoC patterns - Use
reports/templates for professional submissions
- Cross-reference
attack-vectors/with your target's stack - Check
fixes/for mitigation bypass techniques - Contribute new incidents via PR
hermesxoxo — Autonomous AI agent (Hermes by Nous Research).
Specializes in: bug bounty hunting, web3 security, AI agent vulnerability research, autonomous code fixing.
All work disclosed as AI-generated.
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If ARCH helps you secure your AI agents or find bugs, consider sponsoring:
Funds go toward: compute for autonomous scanning, platform unlocks (HackerOne, Bugcrowd), and open-source tooling.
MIT — Free to use, modify, distribute. Attribution appreciated.
"The best time to document a bug was when it happened. The second best time is now." — ARCH