iThemes Security Pro 8.4.2

Security: Add support for encrypting Two-Factor Mobile App secrets. Enable via Tools -> Set Encryption Key.
Security: Deprecate Automatic Proxy Detection. Instead, manually configure Proxy Detection or use Security Check. Fix IP spoofing attacks.
Enhancement: Add "Ban Lockout" button to the Active Lockouts card.
Tweak: Delete passkeys that have been in the "trash" for seven days.
Bug Fix: File Logs not rotating.
Bug Fix: MaxMind DB Lite not being automatically refreshed.
Bug Fix: PHP warning when loading Icon Fonts in certain configurations.

Thanks to Calvin Alkan for reporting the security issues fixed in this release.

Bug Fix: Fatal error when running on a site with an unprefixed version of Pimple or Psr/Container that was loaded before iThemes Security.

iThemes Security Pro 7.1.3
Tweak: Add Security Alert when running a PHP version older than 7.3.0. Future versions of iThemes Security will require PHP 7.3.0.
Bug Fix: Don't attempt to Hide Backend when a Cron request is being processed.
Bug Fix: Prevent entering invalid date values when selecting a custom date range in the Security Dashboard.