org.apache.sshd.common.signature

Class SignatureECDSA

java.lang.Object

org.apache.sshd.common.signature.AbstractSignature

org.apache.sshd.common.signature.AbstractSignatureDSA

org.apache.sshd.common.signature.SignatureECDSA

All Implemented Interfaces:

Signature

public class SignatureECDSA
extends AbstractSignatureDSA

Signature algorithm for EC keys using ECDSA. There

Author:

Apache MINA SSHD Project

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SignatureECDSA.NISTP256Factory A named factory for ECDSA signatures of NIST P-256
static class	SignatureECDSA.NISTP384Factory A named factory for ECDSA signatures of NIST P-384
static class	SignatureECDSA.NISTP521Factory A named factory for ECDSA signatures of NIST P-521

Field Summary

Fields inherited from class org.apache.sshd.common.signature.AbstractSignature

algorithm, signature

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SignatureECDSA(java.lang.String algo)

Method Summary

Methods

Modifier and Type	Method and Description
static Signature	getByCurveSize(java.security.spec.ECParameterSpec params)
byte[]	sign() Compute the signature
boolean	verify(byte[] sig) Verify against the given signature

Methods inherited from class org.apache.sshd.common.signature.AbstractSignature

extractSig, init, update

Methods inherited from class java.lang.Object

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

Constructor Detail

SignatureECDSA

protected SignatureECDSA(java.lang.String algo)

Method Detail

getByCurveSize

public static Signature getByCurveSize(java.security.spec.ECParameterSpec params)

sign

public byte[] sign()
            throws java.lang.Exception

Description copied from interface: Signature

Compute the signature

Specified by:

sign in interface Signature

Overrides:

sign in class AbstractSignatureDSA

Returns:

Throws:

java.lang.Exception

verify

public boolean verify(byte[] sig)
               throws java.lang.Exception

Description copied from interface: Signature

Verify against the given signature

Specified by:

verify in interface Signature

Overrides:

verify in class AbstractSignatureDSA

Returns:

Throws:

java.lang.Exception