Ev certificate validator

Skill a5c-ai/babysitter/library/specializations/desktop-development/skills/ev-certificate-validator

Validate EV code signing certificate chain and timestamp for Windows SmartScreenFrom its SKILL.md

Install

npx -y skills add a5c-ai/babysitter --skill ev-certificate-validator

Assembled from the repository path, not quoted from the project. Check it against their README if it does not work.

SKILL.md

1.4 KB, 207 tokens by cl100k_base, as published. Nobody here has run it

ev-certificate-validator

Validate EV (Extended Validation) code signing certificate chain and timestamp to ensure Windows SmartScreen compatibility.

Capabilities

Verify certificate chain validity
Check timestamp presence and validity
Validate EV certificate attributes
Check certificate expiration
Verify signature algorithm strength
Validate publisher information

Input Schema

{
  "type": "object",
  "properties": {
    "signedFile": { "type": "string" },
    "checkSmartScreen": { "type": "boolean", "default": true }
  },
  "required": ["signedFile"]
}

Validation Commands

# Verify signature with chain
signtool verify /pa /all /v signed.exe

# Check certificate details
certutil -dump signed.exe

# Verify timestamp
signtool verify /pa /tw signed.exe

Related Skills

windows-authenticode-signer
code-signing-setup process

What ships with it: 1 file

433 B alongside SKILL.md

README.md433 B