Java in a Nutshell, 5th Edition [Electronic resources] نسخه متنی

This
java.security.spec.AlgorithmParameterSpec is a
transparent representation of an

initialization
vector or IV. An IV is required for block ciphers used in
feedback mode, such as DES in CBC mode.

Figure 17-21. javax.crypto.spec.IvParameterSpec

public class

IvParameterSpec implements java.security.spec.AlgorithmParameterSpec {
// Public Constructors
public

IvParameterSpec (byte[ ]

iv );
public

IvParameterSpec (byte[ ]

iv , int

offset , int

len );
// Public Instance Methods
public byte[ ]

getIV ( );
}