Package org.bouncycastle.crypto.general

Class EdEC

java.lang.Object

org.bouncycastle.crypto.general.EdEC

public final class EdEC
extends Object

Source class for implementations of Edwards Elliptic Curve based algorithms.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	EdEC.Algorithm
static final class	EdEC.EdDSAKeyPairGenerator	Edwards Curve DSA key pair generator.
static final class	EdEC.EdDSAOperatorFactory	Operator factory for creating Edwards Curve DSA based signing and verification operators.
static class	EdEC.Parameters	Edwards Curve key pair generation parameters.
static class	EdEC.ParametersWithContext	Edwards Curve parameters with context vector
static final class	EdEC.XDHAgreementFactory	Factory for Agreement operators based on Edwards Curve Diffie-Hellman.
static final class	EdEC.XDHKeyPairGenerator	Edwards Curve Diffie-Hellman key pair generator.

Field Summary

Fields

Modifier and Type	Field	Description
static final EdEC.Parameters	Ed25519
static final int	Ed25519_PRIVATE_KEY_SIZE
static final int	Ed25519_PUBLIC_KEY_SIZE
static final EdEC.Parameters	Ed448
static final int	Ed448_PRIVATE_KEY_SIZE
static final int	Ed448_PUBLIC_KEY_SIZE
static final EdEC.Parameters	EdDSA
static final EdEC.Parameters	X25519
static final int	X25519_PRIVATE_KEY_SIZE
static final int	X25519_PUBLIC_KEY_SIZE
static final EdEC.Parameters	X448
static final int	X448_PRIVATE_KEY_SIZE
static final int	X448_PUBLIC_KEY_SIZE
static final byte[]	ZERO_CONTEXT

Method Summary

Modifier and Type	Method	Description
static byte[]	computePublicData(Algorithm algorithm, byte[] secret)

Methods inherited from class java.lang.Object

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

Field Details

ZERO_CONTEXT

public static final byte[] ZERO_CONTEXT

EdDSA

public static final EdEC.Parameters EdDSA

Ed448

public static final EdEC.Parameters Ed448

Ed25519

public static final EdEC.Parameters Ed25519

X448

public static final EdEC.Parameters X448

X25519

public static final EdEC.Parameters X25519

X448_PUBLIC_KEY_SIZE

public static final int X448_PUBLIC_KEY_SIZE

See Also:

• Constant Field Values

X25519_PUBLIC_KEY_SIZE

public static final int X25519_PUBLIC_KEY_SIZE

See Also:

• Constant Field Values

Ed448_PUBLIC_KEY_SIZE

public static final int Ed448_PUBLIC_KEY_SIZE

See Also:

• Constant Field Values

Ed25519_PUBLIC_KEY_SIZE

public static final int Ed25519_PUBLIC_KEY_SIZE

See Also:

• Constant Field Values

X448_PRIVATE_KEY_SIZE

public static final int X448_PRIVATE_KEY_SIZE

See Also:

• Constant Field Values

X25519_PRIVATE_KEY_SIZE

public static final int X25519_PRIVATE_KEY_SIZE

See Also:

• Constant Field Values

Ed448_PRIVATE_KEY_SIZE

public static final int Ed448_PRIVATE_KEY_SIZE

See Also:

• Constant Field Values

Ed25519_PRIVATE_KEY_SIZE

public static final int Ed25519_PRIVATE_KEY_SIZE

See Also:

• Constant Field Values

Method Details

computePublicData

public static byte[] computePublicData(Algorithm algorithm,
 byte[] secret)