new SymmetricCrypto()
Initializes the keys used for crypto, both optional
new SymmetricCrypto(string|null $password = null, string|null $secretKey = null)Parameters
| Name | Type | Default | Description |
|---|---|---|---|
| $password | stringornull |
null
|
Password to be derived into a $secretKey |
| $secretKey | stringornull |
null
|
256-bit key, alternatively a $password can be used |