ADC AAA ReCaptcha fails with error at login page after upgrade or initial setup with "Error for site owner: Invalid Site Key"

Upgrade from 12.1.49.x to 50.x+ or 13.x re-captcha causes error at login page. Setup for ReCaptcha on 12.1.50.x + or 13.0.x causes error at login page. Error on login is "Error for site owner: Invalid Site Key" ns.log has error message - 0-PPE-2: default AAATM Message 16977 0: "nFactor: Could not...