ev-certificate-validator

# 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 ```json { "type": "object", "properties": { "signedFile": { "type": "string" }, "checkSmartScreen": { "type": "boolean", "default": true } }, "required": ["signedFile"] } ``` ## Validation Commands ```powershell # 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