iThemes Security Pro 8.4.2

Tweak: Harden iThemes Sync connection flow by adding a second verification check.
Bug Fix: Prevent UnknownIdentifierException errors when modules are loaded before expected.
Bug Fix: Add additional type checks.

Bug Fix: A fatal error could occur when upgrading to User Groups if a custom role had been selected for Two-Factor or Passwordless Login that has since been deleted but the module's settings had not been updated.

Important: iThemes Security requires PHP 5.6 or greater and WordPress 5.2 or greater.
New Feature: Save Time Securing WordPress With User Groups!
New Feature: Simplified connection flow when setting up iThemes Sync.
Bug Fix: Warning when loading the settings page on PHP 7.4.
Bug Fix: Warning when loading the debug page on PHP 7.4.