GeneralSecureRandom

java.lang.Object
- java.util.Random
- - java.security.SecureRandom
  - - org.bouncycastle.crypto.general.GeneralSecureRandom

All Implemented Interfaces:

java.io.Serializable
```
public final class GeneralSecureRandom
extends java.security.SecureRandom
```
Base class for DRBG/RNG SecureRandom implementations that use non-FIPS approved algorithms.

See Also:

Serialized Form

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`byte[]`	`generateSeed(int numBytes)`
`int`	`getBlockSize()`	Return the block size of the underlying DRBG
`void`	`nextBytes(byte[] bytes)`
`void`	`nextBytes(byte[] bytes, byte[] additionalInput)`
`void`	`reseed()`	Force a reseed.
`void`	`reseed(byte[] additionalInput)`	Force a reseed with additional input.
`void`	`setSeed(byte[] seed)`
`void`	`setSeed(long seed)`

Methods inherited from class java.security.SecureRandom
getAlgorithm, getInstance, getInstance, getInstance, getInstance, getInstance, getInstance, getInstanceStrong, getParameters, getProvider, getSeed, next, nextBytes, reseed, toString

Methods inherited from class java.util.Random
doubles, doubles, doubles, doubles, ints, ints, ints, ints, longs, longs, longs, longs, nextBoolean, nextDouble, nextFloat, nextGaussian, nextInt, nextInt, nextLong

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Method Detail
  - setSeed
```
public void setSeed(byte[] seed)
```
    Overrides:
    
    setSeed in class java.security.SecureRandom
  - setSeed
```
public void setSeed(long seed)
```
    Overrides:
    
    setSeed in class java.security.SecureRandom
  - nextBytes
```
public void nextBytes(byte[] bytes)
```
    Overrides:
    
    nextBytes in class java.security.SecureRandom
  - nextBytes
```
public void nextBytes(byte[] bytes,
                      byte[] additionalInput)
```
  - generateSeed
```
public byte[] generateSeed(int numBytes)
```
    Overrides:
    
    generateSeed in class java.security.SecureRandom
  - getBlockSize
```
public int getBlockSize()
```
    Return the block size of the underlying DRBG
    
    Returns:
    
    number of bits produced each cycle.
  - reseed
```
public void reseed()
```
    Force a reseed.
    
    Overrides:
    
    reseed in class java.security.SecureRandom
  - reseed
```
public void reseed(byte[] additionalInput)
```
    Force a reseed with additional input.
    
    Parameters:
    
    additionalInput - additional input to be used in conjunction with reseed.