anon.crypto
Class MyRSA

java.lang.Object
  anon.crypto.MyRSA

public class MyRSA
extends java.lang.Object

Encryption/Decryption using RSA

Field Summary

(package private) org.bouncycastle.crypto.encodings.OAEPEncoding	m_OAEP
(package private) org.bouncycastle.crypto.encodings.PKCS1Encoding	m_PKCS1
(package private) org.bouncycastle.crypto.engines.RSAEngine	m_RSAEngine

Constructor Summary

MyRSA()

MyRSA(org.bouncycastle.crypto.Digest digest)

Method Summary

void	init(MyRSAPrivateKey key) inits the cipher for decryption
void	init(MyRSAPublicKey key) inits the cipher for encryption
byte[]	processBlock(byte[] plain, int offset, int len) encrypts/decrypts one block using Plain RSA
byte[]	processBlockOAEP(byte[] plain, int offset, int len) encrypts/decrypts one block using OAEP padding
byte[]	processBlockPKCS1(byte[] plain, int offset, int len) encrypts/decrypts one block using PKCS1 padding

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

m_RSAEngine

org.bouncycastle.crypto.engines.RSAEngine m_RSAEngine

m_OAEP

org.bouncycastle.crypto.encodings.OAEPEncoding m_OAEP

m_PKCS1

org.bouncycastle.crypto.encodings.PKCS1Encoding m_PKCS1

Constructor Detail

MyRSA

public MyRSA()

MyRSA

public MyRSA(org.bouncycastle.crypto.Digest digest)

Method Detail

init

public void init(MyRSAPublicKey key)
          throws java.lang.Exception

inits the cipher for encryption

Throws:

java.lang.Exception

init

public void init(MyRSAPrivateKey key)
          throws java.lang.Exception

inits the cipher for decryption

Throws:

java.lang.Exception

processBlock

public byte[] processBlock(byte[] plain,
                           int offset,
                           int len)
                    throws java.lang.Exception

encrypts/decrypts one block using Plain RSA

Throws:

java.lang.Exception

processBlockOAEP

public byte[] processBlockOAEP(byte[] plain,
                               int offset,
                               int len)
                        throws java.lang.Exception

encrypts/decrypts one block using OAEP padding

Throws:

java.lang.Exception

processBlockPKCS1

public byte[] processBlockPKCS1(byte[] plain,
                                int offset,
                                int len)
                         throws java.lang.Exception

encrypts/decrypts one block using PKCS1 padding

Throws:

java.lang.Exception