Lock My Computer 18.104.22.1680 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. This software was originally developed by PC-Safety. The most frequent installer filename for the program is: fsecpro.exe. The software is included in Security Tools. The most popular version of the program 3.6.
From the developer:
Lock My Computer is a powerful desktop security solution for personal or publicly accessible computers running the Windows 2000/XP/Server 2003 Operating Systems. It disallows unauthorized changes to various settings of the Windows system, such as Control Panel, Desktop, Local Security Policies, Outlook Express account settings, and many more others.
You may want to check out more software, such as Lock and Unlock Your PC With USB Drive Software, XUS PC Lock Ultimate Edition or Desktop Lock, which might be similar to Lock My Computer.