BytesKeyGenerator (spring-security-docs 5.7.1 API)

```
public interface BytesKeyGenerator
```
A generator for unique byte array-based keys.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`byte[]`	`generateKey()`	Generate a new key.
`int`	`getKeyLength()`	Get the length, in bytes, of keys created by this generator.

- Method Detail
  - getKeyLength
```
int getKeyLength()
```
    Get the length, in bytes, of keys created by this generator. Most unique keys are at least 8 bytes in length.
  - generateKey
```
byte[] generateKey()
```
    Generate a new key.