A2A Guard: evidence pack (copy and paste)

Evidence for A2A Guard: 1. Evidence pack · 2. Answers to buyer questions · 3. Figures & benchmarks · 4. Selling tools · IHVRK kit · Learn it · why these pages exist

Everything below is real and checkable. Press Copy on a box and paste it into an email, a security questionnaire or a chat. Nothing here needs editing except your name.

The figures, in one paragraph

5 claims recorded live on 2026-11-03T22:47:49+00:00 (4 attacks, 1 normal cases). All 5 claims matched when recorded. Time to get each answer, measured from our build host over the public internet (a demo run can include several server steps and, rarely, a rate-limit retry): min 0 ms, median 97 ms, max 222 ms.

Email to an auditor or security reviewer

Subject: Evidence for A2A Guard (verifiable on your own machine)

Hello,

You asked for evidence for A2A Guard. Rather than asking you to trust us, here is a kit you can check yourself:

Kit (zip): https://cainstudio.online/proof/bundle/ihvrk-kits/cain42-ihvrk-a2a-guard.zip
SHA-256 of the zip: 8d2cea06283d5058a99414bd6eb2deb77e3f4b432de72a085b79583ed1d19705
Signing key fingerprint: 1cacdfc1fc2024b6bb4f8fb02c7c80f4a57f44c5adb11c507190781b5d613de3
(published on https://cainstudio.online/evidence-kit-key.json, https://mcpgate.online/evidence-kit-key.json and https://clawx.click/evidence-kit-key.json)

To verify: unzip, then run  python3 verify.py --live  (Python 3 standard library only; it imports no code of ours).
It checks the file hashes, the Ed25519 signature, every recorded answer, and then re-sends every request from your machine.

Figures: 5 claims recorded live on 2026-11-03T22:47:49+00:00 (4 attacks, 1 normal cases). All 5 claims matched when recorded. Time to get each answer, measured from our build host over the public internet (a demo run can include several server steps and, rarely, a rate-limit retry): min 0 ms, median 97 ms, max 222 ms.

What it does not do (please read): https://cainstudio.online/guide-a2a-guard-limits.html
Answers to common security-review questions: https://cainstudio.online/evidence-a2a-guard-answers.html
All figures as a table: https://cainstudio.online/evidence-a2a-guard-figures.html

Scope: this shows what the live product answered to the listed inputs. It is not a third-party audit or a certification.

[your name], working with FIRME AI CORPORATION

Message to a customer (short)

Here is independent-verification evidence for A2A Guard: https://cainstudio.online/ihvrk-a2a-guard.html
Download the kit, run python3 verify.py --live, and check every claim yourself. Don't trust us; verify us.

One line for a post, a chat or a questionnaire box

A2A Guard: 5/5 live claims matched (4 attacks stopped/flagged as claimed). Verify yourself: https://cainstudio.online/ihvrk-a2a-guard.html

The links on their own

Kit: https://cainstudio.online/proof/bundle/ihvrk-kits/cain42-ihvrk-a2a-guard.zip
Kit page: https://cainstudio.online/ihvrk-a2a-guard.html
Live demo: https://cainstudio.online/guide-a2a-guard-lab.html
Limits: https://cainstudio.online/guide-a2a-guard-limits.html
Signing key: https://cainstudio.online/evidence-kit-key.json
All kits (hashes): https://cainstudio.online/proof/bundle/ihvrk-kits/SHA256SUMS

Rule: never change a number or add a claim. If a buyer asks for something not on these pages, use page 2 and say what we have and what we don't.