The legitimate version of iThemes Security Pro (now rebranded as Solid Security ) provides features like two-factor authentication, site integrity checks, and brute force protection.
Version 7.3.0 was a significant update in early 2023 that addressed various bugs and enhanced the user dashboard.
The "deep story" behind files like this often relates to the underground. Because this is a "Pro" (paid) version appearing in a .rar format on third-party sites, it is frequently associated with the following risks and behaviors: The Risks of Nulled Security Tools
If you are looking for this file to secure a website, it is highly recommended to use the official Solid Security (formerly iThemes) site to ensure the code hasn't been tampered with. iThemes Security Pro v7.3.0 - Plugins - WPLOCKER.COM