de.flexiprovider.ec.parameters
Class CurveRegistry

java.lang.Object
  |
  +--de.flexiprovider.ec.parameters.CurveRegistry

public final class CurveRegistry

extends java.lang.Object

This class contains some approved EC domain parameters for Elliptic Curve Cryptography. They can be used with the ECDSA, ECNR, ECDH, and ECIES algorithms.

The following EC domain parameters are supported here:

Prime parameters

• Parameters from ANSI X9.62
  • 1.2.840.10045.3.1.1 (prime192v1)
  • 1.2.840.10045.3.1.2 (prime192v2)
  • 1.2.840.10045.3.1.3 (prime192v3)
  • 1.2.840.10045.3.1.4 (prime239v1)
  • 1.2.840.10045.3.1.5 (prime239v2)
  • 1.2.840.10045.3.1.6 (prime239v3)
  • 1.2.840.10045.3.1.7 (prime256v1)
• Parameters from SEC 2
  • 1.3.132.0.6 (secp112r1)
  • 1.3.132.0.7 (secp112r2)
  • 1.3.132.0.28 (secp128r1)
  • 1.3.132.0.29 (secp128r2)
  • 1.3.132.0.9 (secp160k1)
  • 1.3.132.0.8 (secp160r1)
  • 1.3.132.0.30 (secp160r2)
  • 1.3.132.0.31 (secp192k1)
  • 1.3.132.0.32 (secp224k1)
  • 1.3.132.0.33 (secp224r1)
  • 1.3.132.0.10 (secp256k1)
  • 1.3.132.0.34 (secp384r1)
  • 1.3.132.0.35 (secp521r1)
• Parameters defined by the ECC brainpool
  • 1.3.36.3.3.2.8.1.1.1 (brainpoolP160r1)
  • 1.3.36.3.3.2.8.1.1.3 (brainpoolP192r1)
  • 1.3.36.3.3.2.8.1.1.5 (brainpoolP224r1)
  • 1.3.36.3.3.2.8.1.1.7 (brainpoolP256r1)
  • 1.3.36.3.3.2.8.1.1.9 (brainpoolP320r1)
  • 1.3.36.3.3.2.8.1.1.11 (brainpoolP384r1)
  • 1.3.36.3.3.2.8.1.1.13 (brainpoolP512r1)
• Parameters defined by the CDC group
  • 1.3.6.1.4.1.8301.3.1.2.9.0.1
  • 1.3.6.1.4.1.8301.3.1.2.9.0.2
  • 1.3.6.1.4.1.8301.3.1.2.9.0.3
  • 1.3.6.1.4.1.8301.3.1.2.9.0.4
  • 1.3.6.1.4.1.8301.3.1.2.9.0.5
  • 1.3.6.1.4.1.8301.3.1.2.9.0.6
  • 1.3.6.1.4.1.8301.3.1.2.9.0.7
  • 1.3.6.1.4.1.8301.3.1.2.9.0.8
  • 1.3.6.1.4.1.8301.3.1.2.9.0.9
  • 1.3.6.1.4.1.8301.3.1.2.9.0.10
  • 1.3.6.1.4.1.8301.3.1.2.9.0.11
  • 1.3.6.1.4.1.8301.3.1.2.9.0.12
  • 1.3.6.1.4.1.8301.3.1.2.9.0.13
  • 1.3.6.1.4.1.8301.3.1.2.9.0.14
  • 1.3.6.1.4.1.8301.3.1.2.9.0.15
  • 1.3.6.1.4.1.8301.3.1.2.9.0.16
  • 1.3.6.1.4.1.8301.3.1.2.9.0.17
  • 1.3.6.1.4.1.8301.3.1.2.9.0.18
  • 1.3.6.1.4.1.8301.3.1.2.9.0.19
  • 1.3.6.1.4.1.8301.3.1.2.9.0.20
  • 1.3.6.1.4.1.8301.3.1.2.9.0.21
  • 1.3.6.1.4.1.8301.3.1.2.9.0.22
  • 1.3.6.1.4.1.8301.3.1.2.9.0.23
  • 1.3.6.1.4.1.8301.3.1.2.9.0.24
  • 1.3.6.1.4.1.8301.3.1.2.9.0.25 (NIST curve)
  • 1.3.6.1.4.1.8301.3.1.2.9.0.26
  • 1.3.6.1.4.1.8301.3.1.2.9.0.27
  • 1.3.6.1.4.1.8301.3.1.2.9.0.28
  • 1.3.6.1.4.1.8301.3.1.2.9.0.29
  • 1.3.6.1.4.1.8301.3.1.2.9.0.30
  • 1.3.6.1.4.1.8301.3.1.2.9.0.31
  • 1.3.6.1.4.1.8301.3.1.2.9.0.32
  • 1.3.6.1.4.1.8301.3.1.2.9.0.33
  • 1.3.6.1.4.1.8301.3.1.2.9.0.34
  • 1.3.6.1.4.1.8301.3.1.2.9.0.35
  • 1.3.6.1.4.1.8301.3.1.2.9.0.36
  • 1.3.6.1.4.1.8301.3.1.2.9.0.37
  • 1.3.6.1.4.1.8301.3.1.2.9.0.38 (NIST curve)

Characteristic two parameters

• Parameters from ANSI X9.62
  • 1.2.840.10045.3.0.1 (c2pnb163v1)
  • 1.2.840.10045.3.0.2 (c2pnb163v2)
  • 1.2.840.10045.3.0.3 (c2pnb163v3)
  • 1.2.840.10045.3.0.5 (c2tnb191v1)
  • 1.2.840.10045.3.0.6 (c2tnb191v2)
  • 1.2.840.10045.3.0.7 (c2tnb191v3)
  • 1.2.840.10045.3.0.10 (c2pnb208w1)
  • 1.2.840.10045.3.0.11 (c2tnb239v1)
  • 1.2.840.10045.3.0.12 (c2tnb239v2)
  • 1.2.840.10045.3.0.13 (c2tnb239v3)
  • 1.2.840.10045.3.0.16 (c2pnb272w1)
  • 1.2.840.10045.3.0.18 (c2tnb359v1)
  • 1.2.840.10045.3.0.19 (c2pnb368w1)
  • 1.2.840.10045.3.0.20 (c2tnb431r1)

NOTE:

The OIDs with prefix 1.3.6.1.4.1.8301.3.1.2 are OIDs of parameters defined by the CDC group, except for the OIDs 1.3.6.1.4.1.8301.3.1.2.9.0.25 and 1.3.6.1.4.1.8301.3.1.2.9.0.38, which are OIDs of NIST defined parameters.

The CDC defined OIDs are supported only by the FlexiECProvider.

Inner Class Summary

static class	CurveRegistry.BrainpoolP160r1
static class	CurveRegistry.BrainpoolP192r1
static class	CurveRegistry.BrainpoolP224r1
static class	CurveRegistry.BrainpoolP256r1
static class	CurveRegistry.BrainpoolP320r1
static class	CurveRegistry.BrainpoolP384r1
static class	CurveRegistry.BrainpoolP512r1
static class	CurveRegistry.C2pnb163v1
static class	CurveRegistry.C2pnb163v2
static class	CurveRegistry.C2pnb163v3
static class	CurveRegistry.C2pnb208w1
static class	CurveRegistry.C2pnb272w1
static class	CurveRegistry.C2pnb368w1
static class	CurveRegistry.C2tnb191v1
static class	CurveRegistry.C2tnb191v2
static class	CurveRegistry.C2tnb191v3
static class	CurveRegistry.C2tnb239v1
static class	CurveRegistry.C2tnb239v2
static class	CurveRegistry.C2tnb239v3
static class	CurveRegistry.C2tnb359v1
static class	CurveRegistry.C2tnb431r1
static class	CurveRegistry.Prime192v1
static class	CurveRegistry.Prime192v2
static class	CurveRegistry.Prime192v3
static class	CurveRegistry.Prime239v1
static class	CurveRegistry.Prime239v2
static class	CurveRegistry.Prime239v3
static class	CurveRegistry.Prime256v1
static class	CurveRegistry.PrimeCurve1
static class	CurveRegistry.PrimeCurve10
static class	CurveRegistry.PrimeCurve11
static class	CurveRegistry.PrimeCurve12
static class	CurveRegistry.PrimeCurve13
static class	CurveRegistry.PrimeCurve14
static class	CurveRegistry.PrimeCurve15
static class	CurveRegistry.PrimeCurve16
static class	CurveRegistry.PrimeCurve17
static class	CurveRegistry.PrimeCurve18
static class	CurveRegistry.PrimeCurve19
static class	CurveRegistry.PrimeCurve2
static class	CurveRegistry.PrimeCurve20
static class	CurveRegistry.PrimeCurve21
static class	CurveRegistry.PrimeCurve22
static class	CurveRegistry.PrimeCurve23
static class	CurveRegistry.PrimeCurve24
static class	CurveRegistry.PrimeCurve25
static class	CurveRegistry.PrimeCurve26
static class	CurveRegistry.PrimeCurve27
static class	CurveRegistry.PrimeCurve28
static class	CurveRegistry.PrimeCurve29
static class	CurveRegistry.PrimeCurve3
static class	CurveRegistry.PrimeCurve30
static class	CurveRegistry.PrimeCurve31
static class	CurveRegistry.PrimeCurve32
static class	CurveRegistry.PrimeCurve33
static class	CurveRegistry.PrimeCurve34
static class	CurveRegistry.PrimeCurve35
static class	CurveRegistry.PrimeCurve36
static class	CurveRegistry.PrimeCurve37
static class	CurveRegistry.PrimeCurve38
static class	CurveRegistry.PrimeCurve4
static class	CurveRegistry.PrimeCurve5
static class	CurveRegistry.PrimeCurve6
static class	CurveRegistry.PrimeCurve7
static class	CurveRegistry.PrimeCurve8
static class	CurveRegistry.PrimeCurve9
static class	CurveRegistry.Secp112r1
static class	CurveRegistry.Secp112r2
static class	CurveRegistry.Secp128r1
static class	CurveRegistry.Secp128r2
static class	CurveRegistry.Secp160k1
static class	CurveRegistry.Secp160r1
static class	CurveRegistry.Secp160r2
static class	CurveRegistry.Secp192k1
static class	CurveRegistry.Secp224k1
static class	CurveRegistry.Secp224r1
static class	CurveRegistry.Secp256k1
static class	CurveRegistry.Secp384r1
static class	CurveRegistry.Secp521r1

Method Summary

(package private) static void	() Construct the "keySize -> default curve parameters" mapping via static initialization.
static java.lang.String	getDefaultCurveParams(int keySize) Return the OID of the default curve for the given key size.

Methods inherited from class java.lang.Object

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

Method Detail

static void ()

Construct the "keySize -> default curve parameters" mapping via static initialization.

getDefaultCurveParams

public static java.lang.String getDefaultCurveParams(int keySize)
                                              throws InvalidAlgorithmParameterException

Return the OID of the default curve for the given key size.

Parameters:

keySize - the key size

Returns:

the OID of the default curve for the given key size

Throws:

InvalidAlgorithmParameterException - if no default parameters exist for the specified key size.