This program can help you to recover lost license (CD) keys
Free
Eusing Maze Lock uses a pattern based technique to lock your computer.
Automated Encryption and Decryption software. Run 1000+ tasks/day.
Set time limits and monitor computer use: hours per day/week/month, time of day.
Hard Drive Eraser is free software to destroy hard drive data beyond recovery.
Strong AES256 Certificate based encryption for your confidential PDFs
Reset Windows 7 forgoten password to unlock tablet, laptop, desktop devices.
Record all keyboard activities in your computer.
lockdown Windows kiosk, digital signage, trade shows, libraries, schools, hotels