Bash 간단한 암호화/복호화

1 개요

Bash 간단한 암호화/복호화

암호화

echo "평문" | openssl enc -aes256 -pbkdf2 -a -k "암호화키"

복호화

echo "암호문" | openssl enc -aes256 -pbkdf2 -a -k "암호화키" -d

2 실행예시

root@localhost:~# echo "★A가あ中" | openssl enc -aes256 -pbkdf2 -a -k "암호화키"
U2FsdGVkX185N61HJfPdAt/jZO5wQvvytOSoi7rEVtg=
root@localhost:~# echo "★A가あ中" | openssl enc -aes256 -pbkdf2 -a -k "암호화키"
U2FsdGVkX1/iUIm1dch6K8Et/RpOGlFlFXszoH2hXnk=

root@localhost:~# echo "U2FsdGVkX185N61HJfPdAt/jZO5wQvvytOSoi7rEVtg=" | openssl enc -aes256 -pbkdf2 -a -k "암호화키" -d
★A가あ中
root@localhost:~# echo "U2FsdGVkX1/iUIm1dch6K8Et/RpOGlFlFXszoH2hXnk=" | openssl enc -aes256 -pbkdf2 -a -k "암호화키" -d
★A가あ中
root@localhost:~# echo "U2FsdGVkX1/iUIm1dch6K8Et/RpOGlFlFXszoH2hXnk=" | openssl enc -aes256 -pbkdf2 -a -k "암호화키X" -d
bad decrypt
140200321733760:error:06065064:digital envelope routines:EVP_DecryptFinal_ex:bad decrypt:../crypto/evp/evp_enc.c:597:
root@localhost:~# echo "U2FsdGVkX1/iUIm1dch6K8Et/RpOGlFlFXszoH2hXnk=" | openssl enc -aes256 -pbkdf2 -a -k "암호화키XX" -d
bad decrypt
140560311334016:error:06065064:digital envelope routines:EVP_DecryptFinal_ex:bad decrypt:../crypto/evp/evp_enc.c:597:

3 같이 보기

• aes256
• pbkdf2
• 리눅스 openssl
• 암호화, 복호화
• Bash base64 인코딩, 디코딩

4 참고

• http://www.unix.com/shell-programming-and-scripting/156250-encrypt-decrypt-string.html