Algorithm2BExtensionLevel3

java.lang.Object

org.sejda.sambox.encryption.Algorithm2BExtensionLevel3

All Implemented Interfaces:: Algorithm2AHash

class Algorithm2BExtensionLevel3 extends Object implements Algorithm2AHash

The algorithm used to compute hash in Algorithm 2.A for extension level 3. This is used with Version 5 and Revision 5 of the security handler.

Field Summary

Fields

Modifier and Type

Field

Description

private final MessageDigest

digest
Constructor Summary

Constructors

Constructor

Description

Algorithm2BExtensionLevel3()
Method Summary

Modifier and Type

Method

Description

byte[]

computeHash(byte[] input, byte[] password)

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

Field Details
- digest
  
  private final MessageDigest digest
Constructor Details
- Algorithm2BExtensionLevel3
  
  Algorithm2BExtensionLevel3()
Method Details
- computeHash
  
  public byte[] computeHash(byte[] input, byte[] password)
  
  Specified by:
  
  computeHash in interface Algorithm2AHash