Field Detail

• MAX_ENCRYPTION_LENGHT

  public static final int MAX_ENCRYPTION_LENGHT

  See Also:

  Constant Field Values

Constructor Detail

• PasswdEncryption

  public PasswdEncryption​()

Method Detail

• encrypt

  public static java.lang.String encrypt​(java.lang.String text)
                                  throws java.io.IOException,
                                         java.security.GeneralSecurityException

  Encrypt a text with a default public key.

  Parameters:

  text - text to encrypt

  Returns:

  encrypted text

  Throws:

  java.io.IOException - when I/O error occurs

  java.security.GeneralSecurityException - when transformation error occurs

• encrypt

  public static byte[] encrypt​(byte[] text)
                        throws java.io.IOException,
                               java.security.GeneralSecurityException

  Encrypt a sequence of bytes a default public key.

  Parameters:

  text - byte array to encrypt

  Returns:

  encrypted bytes

  Throws:

  java.io.IOException - when I/O error occurs

  java.security.GeneralSecurityException - when transformation error occurs

• encrypt

  public static byte[] encrypt​(byte[] text,
                               java.security.PublicKey key)
                        throws java.io.IOException,
                               java.security.GeneralSecurityException

  Encrypt a sequence of bytes.

  Parameters:

  text - byte array to encrypt

  key - the public key used for the encryption

  Returns:

  encrypted bytes

  Throws:

  java.io.IOException - when I/O error occurs

  java.security.GeneralSecurityException - when transformation error occurs

• decrypt

  public static byte[] decrypt​(byte[] text,
                               java.security.PrivateKey key)
                        throws java.io.IOException,
                               java.security.GeneralSecurityException

  Decrypt a sequence of bytes.

  Parameters:

  text - byte array to decrypt

  key - the private key used for the decryption

  Returns:

  decrypted bytes

  Throws:

  java.io.IOException - when I/O error occurs

  java.security.GeneralSecurityException - when transformation error occurs

• encrypt

  public static java.lang.String encrypt​(java.lang.String text,
                                         java.security.PublicKey key)
                                  throws java.io.IOException,
                                         java.security.GeneralSecurityException

  Encrypt a text.

  Parameters:

  text - text to encrypt

  key - the public key used for the encryption

  Returns:

  encrypted text

  Throws:

  java.io.IOException - when I/O error occurs

  java.security.GeneralSecurityException - when transformation error occurs

• decrypt

  public static java.lang.String decrypt​(java.lang.String text,
                                         java.security.PrivateKey key)
                                  throws java.io.IOException,
                                         java.security.GeneralSecurityException

  Decrypt a text.

  Parameters:

  text - text to decrypt

  key - the private key used for the decryption

  Returns:

  decrypted text

  Throws:

  java.io.IOException - when I/O error occurs

  java.security.GeneralSecurityException - when transformation error occurs