drive lock

Lock & Restrict pdf for edit content by encrypting pdf data with 128 bit AES

Lock computer to prevent unwanted access, keep people off your computer.

Lock pdf with password, restrict pdf editing, block printing & content copying

Lock your files,folders and drives very fast at windows kernel level 100%secure.

Lock down your browser and prevent unauthorized access to the Internet。

Lock your screen with a password.

Lock, hide, and password-protect your all private files and folders.

Lock and hide your files, folders and drives to deny access, remove, deletion.

Lock, hide, and password-protect your all private files and folders.

Lock Programs and Encrypt Files and Folders.