decrypt_cipher.sh

#/bin/bash
CIPHER_LIST=$(openssl list-cipher-commands)
for cipher in $CIPHER_LIST; do
    openssl end -d -${cipher} -in $1 -pass pass:$2 > /dev/null 2>&1
    if [[ $? -eq 0 ]]; then
    echo "Cipher used was $cipher. unencrypting $1"
    openssl enc -d -${cipher} -in $1 -out $3 -pass pass:$2
    exit
fi
done