public class SignatureRSA extends AbstractSignature
Signature
Modifier and Type | Field and Description |
---|---|
static java.lang.String |
DEFAULT_ALGORITHM |
private int |
verifierSignatureSize |
Modifier | Constructor and Description |
---|---|
|
SignatureRSA() |
protected |
SignatureRSA(java.lang.String algorithm) |
Modifier and Type | Method and Description |
---|---|
protected int |
getVerifierSignatureSize() |
static int |
getVerifierSignatureSize(java.security.interfaces.RSAKey key) |
void |
initVerifier(java.security.PublicKey key) |
boolean |
verify(byte[] sig)
Verify against the given signature
|
doInitSignature, doVerify, extractEncodedSignature, getAlgorithm, getSignature, initSigner, sign, toString, update
public static final java.lang.String DEFAULT_ALGORITHM
private int verifierSignatureSize
public SignatureRSA()
protected SignatureRSA(java.lang.String algorithm)
protected int getVerifierSignatureSize()
public void initVerifier(java.security.PublicKey key) throws java.lang.Exception
initVerifier
in interface Signature
initVerifier
in class AbstractSignature
key
- The PublicKey
to be used for verifying signaturesjava.lang.Exception
- If failed to initializepublic static int getVerifierSignatureSize(java.security.interfaces.RSAKey key)
public boolean verify(byte[] sig) throws java.lang.Exception
Signature
sig
- The signed datatrue
if signature is validjava.lang.Exception
- If failed to extract signed data for validation