剛剛看到這個軟體
http://www.exlade.com/products/diskpasswordprotection/
Disk Password Protection - boot protection, partition protection

Main features:
• Boot protection
The computer will boot from a protected disk only after the valid password is entered.
• Partition protection
A protected partition is invisible on the disk and unavailable for read/write operations.
• Low-level protection
A protected hard disk is blocked against any read/write operations on the hardware level.
• Password-protected launch
This feature will allow you to restrict other users' access to the program on your computer.
• Command-line support will allow you to automate and hide the process of enabling and disabling disk/partition protection.
• The program allows you to enter a password hint. The hint will help you recall your forgotten password. There are no other ways to recover it or to disable protection without the password.
• SDK for software developers. SDK allows you to use the functionality of Disk Password Protection in applications where there is a need to protect information on media.

找正版請參考各大變態或養個小動物吧 ^_^