a2a-security-review
Review agent-to-agent (A2A) / multi-agent-system trust: peer identity and authentication, message integrity, capability-negotiation trust, and delegation-chain…
Discover an organization's public exposures — leaked credentials and secrets, exposed services and storage, source-code/config leaks, and breach data — from public sources. Use to find what's already exposed about a target (offense) or to reduce your own exposure (defense).
$ npx -y skills add jassics/awesome-claude-security --skill exposure-discovery --agent claude-codeHow it fires
How this skill gets triggered: by you, by Claude, or both.
/exposure-discoveryContext preview
The summary Claude sees to decide when to auto-load this skill.
Discover an organization's public exposures — leaked credentials and secrets, exposed services and storage, source-code/config leaks, and breach data — from public sources. Use to find what's already exposed about a target (offense) or to reduce your own exposure (defense).
name: exposure-discovery description: >- Discover an organization's public exposures — leaked credentials and secrets, exposed services and storage, source-code/config leaks, and breach data — from public sources. Use to find what's already exposed about a target (offense) or to reduce your own exposure (defense). Authorized scope.
A prioritized list of real public exposures that an attacker could use immediately, with the action to remediate or exploit (within scope) each.
1. **Leaked credentials** — corporate emails/passwords in breach datasets; reused credentials; exposed API keys/tokens. 2. **Secrets in code** — keys, tokens, and credentials in public repos, gists, package artifacts, CI logs, and historical commits. 3. **Exposed services & storage** — internet-reachable admin panels, databases, dashboards; public cloud buckets/blobs; open directories; dev/staging exposed. 4. **Sensitive documents/data** — indexed files, metadata, internal info in public caches/archives, paste sites. 5. **Spoofability** — weak SPF/DMARC enabling phishing as the org.
1. Confirm scope. Use public/passive sources (breach-exposure services, code search, passive scan datasets, archives). 2. Validate findings — confirm a leak is real and current (many are stale/recycled); never log into accounts with found credentials unless explicitly authorized. 3. Prioritize by exploitability and impact: live valid credentials and exposed data/services first. 4. Recommend action: rotate/revoke leaked secrets, remove/secure exposed assets, takedowns, harden email auth.
An exposure list: exposure · type · source · validity/confidence · impact · action (rotate/revoke/remove/harden). Confirmed exposures → `security-reporting:finding` (live credentials and exposed data = high+). Defensively, feed an ASM remediation plan.
Validate before acting — many "leaks" are stale or recycled. Treat found credentials as **rotate/revoke** items; do **not** authenticate with them unless the engagement explicitly authorizes it. Secrets in git history and public buckets are the most common high-impact exposures.
A Claude Code plugin marketplace for the full cybersecurity & GenAI-security lifecycle — from recon and threat modeling to detection engineering, GRC, and CISO-level strategy. A pentester knows which OWASP test bends a broken-access-control endpoint.
Repo: jassics/awesome-claude-security
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