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.
Syntax:
ENCRYPT(string, salt)
Arguments
| 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 Version: 8.0
Example:
Code:
SELECT ENCRYPT('w3resource', 'encode');
Explanation
The above MySQL statement encrypts w3resource with encoding.
Output:
mysql> SELECT ENCRYPT('w3resource', 'encode');
+---------------------------------+
| ENCRYPT('w3resource', 'encode') |
+---------------------------------+
| NULL |
+---------------------------------+
1 row in set (0.00 sec)