‘Deadman’s Handle’ is laptop utility software that deletes any directories that you have defined as confidential if someone uses your computer without permission.

When your laptop is started up, DeadMan's Handle presents an innocuous-looking challenge: fail it, and all designated information on the system is securely deleted. DeadMan's Handle also deletes itself, leaving no trace that there was anything of importance on the machine. Laptop Utility Software: DeadMan's Handle for laptop security.

This is great if you have highly confidential information like medical files or sensitive financial data. It could be pretty inconvenient if a coworker innocently tried to use your computer when you were away from your desk. ‘Deadman’s Handle’ requires a good data backup.