Signals planned: model card presence, training data disclosure, published red-team results. Some checks will be partially automated via website scanning; others require vendor submission.

Verification bonus+0/5 bonus pts

Claimed profile

Domain ownership verified by claiming the profile0/5

Incident historypending

Signals planned: breach-history lookup, incident response quality assessment. This category is coming soon.

Security hygiene & transparency5/28 pts

HTTPS + HSTS

HTTP redirects to HTTPS+3

HSTS header enforced+2

Source: response headers from checksum.ai · Scanned 9/6/2026

security.txt

security.txt file found

Contact field present0/2

Expires field present0/2

Encryption field present0/1

Security headers

Content-Security-Policy header0/3

X-Frame-Options header0/2

X-Content-Type-Options: nosniff0/2

Referrer-Policy header0/1

Source: response headers from checksum.ai · Scanned 9/6/2026

Disclosure policy

Security disclosure page found0/3

Page references vulnerability reporting0/2

Trust page

Public trust/security page found0/5

Rubric v1.3.0 · 5/28 implemented pts · click a category to see details

Current:Critical

With verification:Poor(+5pts)

Claim this profile to improve your grade →

Score history (4 updates)

→ stable

v1F → F → F → Fv4

Scanned 3d ago

Certifications & disclosures

Something look wrong? Signed-in users can flag a certification below — an Entropy admin reviews every report.

Unverified
HIPAA
Discovered at trust.checksum.ai on 9/6/2026, not vendor-confirmed
Unverified
SOC 2 Type II
Discovered at trust.checksum.ai on 9/6/2026, not vendor-confirmed

AI models used

Self-disclosed · unconfirmedClaude (Anthropic)

Found in checksum.ai’s llms.txt, captured by Entropy on 9/6/2026. Not vendor-confirmed — the vendor can confirm or correct this from their dashboard.

Show what we found

Claude (Anthropic) — “- [Your Coding Agent Can't Test What It Doesn't Know](https://checksum.ai/blog/your-coding-agent-cant-test-what-it-doesnt-know): Coding agents like Claude Code can verify what they build — but that's …” (llms.txt)

View the full llms.txt snapshot Entropy captured →