Lock My PC Free Edition is a good and free alternative to standard Win+L Windows lock. Use it every time when you leave your computer unattended.

InstantLock Free, Download, Utility, to Hide and Lock Folders, folder lock, hide folder, tool to, password protect, files, folders. This premium software is no freeware. Designed for, Windows XP, Vista, Windows 7, Windows 8+

PDF security restrictions can be quickly removed with Kernel for PDF restriction removal. It allows user to remove local access controls of the PDF files without any hassle.

Amigabit Privacy Cleaner is designed to protect your privacy and personal information by cleaning all your tracks on computer and Internet.

Stealth Spy Software is a professional and easy to use keylogger that will stealthily record all computer activities (visited websites, all the keystrokes, screenshots, both sides of chat conversations etc.). See www.stealth-spy.com

Invisible Spy Software is the most powerful and undetectable keylogger. Invisible Spy runs silently at the lowest level of Windows and captures every keystroke typed including user names and Windows log-on passwords. See www.invisible-spy.com

BigBrother Pro is the leading internet parental control software. BigBrother Pro is a PC stealth monitoring software that works in total secrecy. It records BOTH SIDES of Skype, Yahoo, AOL, records INCOMING and OUTGOING emails, passwords etc.

Active Spy Software is a professional monitoring tool that will stealthily record others who use your PC - children, spouses, employees. Active Spy is monitoring all PC activity, from keystrokes to screenshots. Find out more on www.active-spy.com

Defender is a system that provides secure reading protection of your premises, using standard speakers of your computer.

Terminator is the system that helps to erase data on any hard drive of the network quickly, qualitatively and without direct access to computer in case of emergency.