Integration with Windows Shell
Encryption

To encrypt files, enter encryption password, then choose compress files (reduce size) or not. Then choose delete source files after encryption or not (you can also shred source files to make sure no one can recover these files).
Click on Files... button to enter Include & Exlude file masks: for example you can select several folders to encrypt but process files of specified type only (for example only JPEG files).
Click on Advanced button to set advanced options like encryption algorithm, SFX, PKI and etc.
Advanced Options

on this dialog you can choose encryption algorithm to process your files.
you can also choose to encrypt files into self-extracting executables (.exe)
you can also use PKI encryption (using public key file - RSA instead password).
Using context menu in Windows Explorer
Since version 1.16 has been released, it integrates itself into Windows Shell.
So, you can Encrypt/Decrypt/Shred/Make .exe files directlry from Explorer context menu.
In Explorer Window or directly on Desktop window select several files to be encrypted/decrypted/shredded etc.
example:

Now click on any selected file by Right mouse button.
example:

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