DocLock is a utility which will allow you to password protect your files and folders.

Features

Securely Lock Files, Folders, Documents

Protect Against Lost or Stolen Personal Information

Drag and Drop Locking/Unlocking

Share/Email Locked Files

Portable Version

Conceal Passwords in Photos

Secure Delete

WiFi Document Security

Read more about DocLock

You can get a free license of DocLock just today(June 23, 2011) from Giveaway Of The Day, Check it here