Description: Stores the API key used for vulnerability lookups when Patchstack is selected (Pro).

How it works: hardening_vuln_patchstack_key is used to authenticate vulnerability data requests.

How to access / configure:

1. WP Admin → AegisShield → Hardening → Vulnerabilities tab.
2. Enter Patchstack API key.
3. Save and run a check.

Recommended setting: Use a dedicated key and rotate it if compromised.