tool: EncryptUtilityLinux OS: for linux/unix function: AES encrypt and decrypt input and output: file format 1. (asc)run format: cd to the directory where you put your EncryptUtilityLinux ./EncryptUtilityLinux KeyFile e(E) DstFile SrcFile ------------encrypt ./EncryptUtilityLinux KeyFile d(D) DstFile SrcFile ------------decrypt the KeyFile mustn't exceed 16 bytes ,the content must be character 2. example: ./EncryptUtilityLinux 1234567890123456 e "/home/y000000000000.cfg.en" "/home/y000000000000.cfg" ./EncryptUtilityLinux 1234567890123456 d "/home/y000000000000.cfg.de" "/home/y000000000000.cfg.en" 2008.12.19 www.yealink.com