Constructor | Description |
---|---|
DSTU4145Signer() |
Modifier and Type | Method | Description |
---|---|---|
protected ECMultiplier |
createBasePointMultiplier() |
|
java.math.BigInteger[] |
generateSignature(byte[] message) |
sign the passed in message (usually the output of a hash function).
|
void |
init(boolean forSigning,
CipherParameters param) |
initialise the signer for signature generation or signature
verification.
|
boolean |
verifySignature(byte[] message,
java.math.BigInteger r,
java.math.BigInteger s) |
verify the message message against the signature values r and s.
|
public void init(boolean forSigning, CipherParameters param)
DSA
public java.math.BigInteger[] generateSignature(byte[] message)
DSA
generateSignature
in interface DSA
message
- the message to be signed.public boolean verifySignature(byte[] message, java.math.BigInteger r, java.math.BigInteger s)
DSA
verifySignature
in interface DSA
message
- the message that was supposed to have been signed.r
- the r signature value.s
- the s signature value.protected ECMultiplier createBasePointMultiplier()