Encryption Shield

It can encrypt files of any type or length. The encrypted file can be used without decrypting by Encryption Shield.

Double-click the file, then a password input box will popup. After putting in the correct password, you can open, edit or save the file. After closing it, it is still in encrypted state, and there is no need to encrypt it again.
Using powerful algorithms to encrypt files/folders: Rijndael with 256 bit key (AES 256, now it is Advanced Encryption Standard), Blowfish, DES, 3DES, and there is no possibility for decryption.
It allows you to add password protection to exe files. Moreover, the protected exe file can still be run with command line parameters.
It can safely delete a file which can never be recovered by disk recovery software. This function supports secure deletion of the entire folder tree.