OpenSSL 加密解密文件

# 加密

$ openssl enc -aes-128-cbc -e -a -in ~/.ssh/khs1994-robot -out ~/.ssh/khs1994-robot.enc -K c286696d887c9aa0611bbb3e2025a45a -iv 562e17996d093d28ddb3ba695a2e6f00

# 解密

$ openssl enc -aes-128-cbc -d -a -in ~/.ssh/khs1994-robot.enc -out ~/.ssh/id_rsa -K c286696d887c9aa0611bbb3e2025a45a -iv 562e17996d093d28ddb3ba695a2e6f00