Crypto-28147

Crypto-28147 application designed to encrypt/decrypt files stored on the SD card of the device.
Is not an encryption, so how in any way does not limit access to information converted by the Crypto-28147.
Features:
-there are no restrictions on the maximum size of the file;
-once you work with only one file;
encryption/decryption on the basis of the algorithm GOST 28147-89;
-split files into groups by choosing different S-blocks;
in result you will get the converted file without losing the original (steps from the source and converted file are beyond the scope of this application).