Cryptographic Protection of E-Mail Attachment
with Filename Extensions
`txt`, `doc`, `docx`, `rtf` or `mw` Using the Secret Key of Length 1980 Bits Encrypted File Alphabet: +/0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
Choose_OperationEncrypt_FileDecrypt_FileEncrypted_File_ContentsFile_Byte_FrequenciesRemove_File
Author: Czeslaw Koscielny, Faculty of Information Technology, Wroclaw School of Information Technology, Wroclaw, Poland email: ckoscielny@horyzont.eu Legal Notice: This application may contain errors and neither Maplesoft nor the author is liable for any damages resulting from the use of this material. This application is intended for non-commercial,non-profit use only. Contact the author for permission if you wish to use this application in for-profit activities.