MySQL ENCRYPT() function

ENCRYPT() function

MySQL ENCRYPT() encrypts a string using the Unix crypt() system call. The function returns a binary string.

Since the function is based on Unix crypt() system call, on Windows systems, it will return NULL.


ENCRYPT(string, salt)


Name Description
string A string which is to be encrypted.
salt A string with at least two characters. If salt is less than two characters, the function will return NULL. If this argument is not set, the function uses a random value for encryption.

Syntax Diagram:

MySQL ENCRYPT() Function - Syntax Diagram

MySQL Version: 5.6



SELECT ENCRYPT('w3resource', 'encode');


The above MySQL statement encrypts w3resource with encoding.

Sample Output:

mysql> SELECT ENCRYPT('w3resource', 'encode');
| ENCRYPT('w3resource', 'encode') |
| NULL                            | 
1 row in set (0.00 sec)

Previous: ENCODE()
Next: MD5()

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