MD5,md5解密
flag{admin1}
密文
e00cf25ad42683b3df678c61f42c6bda
在线md5解密
hash-identifier e00cf25ad42683b3df678c61f42c6bda echo 'md5:e00cf25ad42683b3df678c61f42c6bda' > hash.txt john --format=raw-md5 hash.txt