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Java example source code file (CurveDB.java)

This example Java source code file (CurveDB.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

biginteger, fffffffffffffffffffffffffffffffefffffffffffffffc, fffffffffffffffffffffffffffffffeffffffffffffffff, map, math, namedcurve, nist, regex, runtimeexception, string, util

The CurveDB.java Java example source code

/*
 * Copyright (c) 2006, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package sun.security.ec;

import java.math.BigInteger;

import java.security.spec.*;

import java.util.*;
import java.util.regex.Pattern;

/**
 * Repository for well-known Elliptic Curve parameters. It is used by both
 * the SunPKCS11 and SunJSSE code.
 *
 * @since   1.6
 * @author  Andreas Sterbenz
 */
public class CurveDB {
    private final static int P  = 1; // prime curve
    private final static int B  = 2; // binary curve
    private final static int PD = 5; // prime curve, mark as default
    private final static int BD = 6; // binary curve, mark as default

    private static final Map<String,NamedCurve> oidMap =
        new LinkedHashMap<String,NamedCurve>();
    private static final Map<String,NamedCurve> nameMap =
        new HashMap<String,NamedCurve>();
    private static final Map<Integer,NamedCurve> lengthMap =
        new HashMap<Integer,NamedCurve>();

    private static Collection<? extends NamedCurve> specCollection;

    static final String SPLIT_PATTERN = ",|\\[|\\]";

    // Used by SunECEntries
    static Collection<? extends NamedCurve>getSupportedCurves() {
        return specCollection;
    }

    // Return a NamedCurve for the specified OID/name or null if unknown.
    static NamedCurve lookup(String name) {
        NamedCurve spec = oidMap.get(name);
        if (spec != null) {
            return spec;
        }

        return nameMap.get(name);
    }

    // Return EC parameters for the specified field size. If there are known
    // NIST recommended parameters for the given length, they are returned.
    // Otherwise, if there are multiple matches for the given size, an
    // arbitrary one is returns.
    // If no parameters are known, the method returns null.
    // NOTE that this method returns both prime and binary curves.
    static NamedCurve lookup(int length) {
        return lengthMap.get(length);
    }

    // Convert the given ECParameterSpec object to a NamedCurve object.
    // If params does not represent a known named curve, return null.
    static NamedCurve lookup(ECParameterSpec params) {
        if ((params instanceof NamedCurve) || (params == null)) {
            return (NamedCurve)params;
        }

        // This is a hack to allow SunJSSE to work with 3rd party crypto
        // providers for ECC and not just SunPKCS11.
        // This can go away once we decide how to expose curve names in the
        // public API.
        // Note that it assumes that the 3rd party provider encodes named
        // curves using the short form, not explicitly. If it did that, then
        // the SunJSSE TLS ECC extensions are wrong, which could lead to
        // interoperability problems.
        int fieldSize = params.getCurve().getField().getFieldSize();
        for (NamedCurve namedCurve : specCollection) {
            // ECParameterSpec does not define equals, so check all the
            // components ourselves.
            // Quick field size check first
            if (namedCurve.getCurve().getField().getFieldSize() != fieldSize) {
                continue;
            }
            if (namedCurve.getCurve().equals(params.getCurve()) == false) {
                continue;
            }
            if (namedCurve.getGenerator().equals(params.getGenerator()) ==
                    false) {
                continue;
            }
            if (namedCurve.getOrder().equals(params.getOrder()) == false) {
                continue;
            }
            if (namedCurve.getCofactor() != params.getCofactor()) {
                continue;
            }
            // everything matches our named curve, return it
            return namedCurve;
        }
        // no match found
        return null;
    }

    private static BigInteger bi(String s) {
        return new BigInteger(s, 16);
    }

    private static void add(String name, String soid, int type, String sfield,
            String a, String b, String x, String y, String n, int h,
            Pattern nameSplitPattern) {
        BigInteger p = bi(sfield);
        ECField field;
        if ((type == P) || (type == PD)) {
            field = new ECFieldFp(p);
        } else if ((type == B) || (type == BD)) {
            field = new ECFieldF2m(p.bitLength() - 1, p);
        } else {
            throw new RuntimeException("Invalid type: " + type);
        }

        EllipticCurve curve = new EllipticCurve(field, bi(a), bi(b));
        ECPoint g = new ECPoint(bi(x), bi(y));

        NamedCurve params = new NamedCurve(name, soid, curve, g, bi(n), h);
        if (oidMap.put(soid, params) != null) {
            throw new RuntimeException("Duplication oid: " + soid);
        }

        String[] commonNames = nameSplitPattern.split(name);
        for (String commonName : commonNames) {
            if (nameMap.put(commonName.trim(), params) != null) {
                throw new RuntimeException("Duplication name: " + commonName);
            }
        }

        int len = field.getFieldSize();
        if ((type == PD) || (type == BD) || (lengthMap.get(len) == null)) {
            // add entry if none present for this field size or if
            // the curve is marked as a default curve.
            lengthMap.put(len, params);
        }
    }

    static {
        Pattern nameSplitPattern = Pattern.compile(SPLIT_PATTERN);

        /* SEC2 prime curves */
        add("secp112r1", "1.3.132.0.6", P,
            "DB7C2ABF62E35E668076BEAD208B",
            "DB7C2ABF62E35E668076BEAD2088",
            "659EF8BA043916EEDE8911702B22",
            "09487239995A5EE76B55F9C2F098",
            "A89CE5AF8724C0A23E0E0FF77500",
            "DB7C2ABF62E35E7628DFAC6561C5",
            1, nameSplitPattern);

        add("secp112r2", "1.3.132.0.7", P,
            "DB7C2ABF62E35E668076BEAD208B",
            "6127C24C05F38A0AAAF65C0EF02C",
            "51DEF1815DB5ED74FCC34C85D709",
            "4BA30AB5E892B4E1649DD0928643",
            "adcd46f5882e3747def36e956e97",
            "36DF0AAFD8B8D7597CA10520D04B",
            4, nameSplitPattern);

        add("secp128r1", "1.3.132.0.28", P,
            "FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFF",
            "FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFC",
            "E87579C11079F43DD824993C2CEE5ED3",
            "161FF7528B899B2D0C28607CA52C5B86",
            "CF5AC8395BAFEB13C02DA292DDED7A83",
            "FFFFFFFE0000000075A30D1B9038A115",
            1, nameSplitPattern);

        add("secp128r2", "1.3.132.0.29", P,
            "FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFF",
            "D6031998D1B3BBFEBF59CC9BBFF9AEE1",
            "5EEEFCA380D02919DC2C6558BB6D8A5D",
            "7B6AA5D85E572983E6FB32A7CDEBC140",
            "27B6916A894D3AEE7106FE805FC34B44",
            "3FFFFFFF7FFFFFFFBE0024720613B5A3",
            4, nameSplitPattern);

        add("secp160k1", "1.3.132.0.9", P,
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC73",
            "0000000000000000000000000000000000000000",
            "0000000000000000000000000000000000000007",
            "3B4C382CE37AA192A4019E763036F4F5DD4D7EBB",
            "938CF935318FDCED6BC28286531733C3F03C4FEE",
            "0100000000000000000001B8FA16DFAB9ACA16B6B3",
            1, nameSplitPattern);

        add("secp160r1", "1.3.132.0.8", P,
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFF",
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFC",
            "1C97BEFC54BD7A8B65ACF89F81D4D4ADC565FA45",
            "4A96B5688EF573284664698968C38BB913CBFC82",
            "23A628553168947D59DCC912042351377AC5FB32",
            "0100000000000000000001F4C8F927AED3CA752257",
            1, nameSplitPattern);

        add("secp160r2", "1.3.132.0.30", P,
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC73",
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC70",
            "B4E134D3FB59EB8BAB57274904664D5AF50388BA",
            "52DCB034293A117E1F4FF11B30F7199D3144CE6D",
            "FEAFFEF2E331F296E071FA0DF9982CFEA7D43F2E",
            "0100000000000000000000351EE786A818F3A1A16B",
            1, nameSplitPattern);

        add("secp192k1", "1.3.132.0.31", P,
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFEE37",
            "000000000000000000000000000000000000000000000000",
            "000000000000000000000000000000000000000000000003",
            "DB4FF10EC057E9AE26B07D0280B7F4341DA5D1B1EAE06C7D",
            "9B2F2F6D9C5628A7844163D015BE86344082AA88D95E2F9D",
            "FFFFFFFFFFFFFFFFFFFFFFFE26F2FC170F69466A74DEFD8D",
            1, nameSplitPattern);

        add("secp192r1 [NIST P-192, X9.62 prime192v1]", "1.2.840.10045.3.1.1", PD,
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF",
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC",
            "64210519E59C80E70FA7E9AB72243049FEB8DEECC146B9B1",
            "188DA80EB03090F67CBF20EB43A18800F4FF0AFD82FF1012",
            "07192B95FFC8DA78631011ED6B24CDD573F977A11E794811",
            "FFFFFFFFFFFFFFFFFFFFFFFF99DEF836146BC9B1B4D22831",
            1, nameSplitPattern);

        add("secp224k1", "1.3.132.0.32", P,
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFE56D",
            "00000000000000000000000000000000000000000000000000000000",
            "00000000000000000000000000000000000000000000000000000005",
            "A1455B334DF099DF30FC28A169A467E9E47075A90F7E650EB6B7A45C",
            "7E089FED7FBA344282CAFBD6F7E319F7C0B0BD59E2CA4BDB556D61A5",
            "010000000000000000000000000001DCE8D2EC6184CAF0A971769FB1F7",
            1, nameSplitPattern);

        add("secp224r1 [NIST P-224]", "1.3.132.0.33", PD,
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF000000000000000000000001",
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFE",
            "B4050A850C04B3ABF54132565044B0B7D7BFD8BA270B39432355FFB4",
            "B70E0CBD6BB4BF7F321390B94A03C1D356C21122343280D6115C1D21",
            "BD376388B5F723FB4C22DFE6CD4375A05A07476444D5819985007E34",
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFF16A2E0B8F03E13DD29455C5C2A3D",
            1, nameSplitPattern);

        add("secp256k1", "1.3.132.0.10", P,
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2F",
            "0000000000000000000000000000000000000000000000000000000000000000",
            "0000000000000000000000000000000000000000000000000000000000000007",
            "79BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798",
            "483ADA7726A3C4655DA4FBFC0E1108A8FD17B448A68554199C47D08FFB10D4B8",
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141",
            1, nameSplitPattern);

        add("secp256r1 [NIST P-256, X9.62 prime256v1]", "1.2.840.10045.3.1.7", PD,
            "FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFF",
            "FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFC",
            "5AC635D8AA3A93E7B3EBBD55769886BC651D06B0CC53B0F63BCE3C3E27D2604B",
            "6B17D1F2E12C4247F8BCE6E563A440F277037D812DEB33A0F4A13945D898C296",
            "4FE342E2FE1A7F9B8EE7EB4A7C0F9E162BCE33576B315ECECBB6406837BF51F5",
            "FFFFFFFF00000000FFFFFFFFFFFFFFFFBCE6FAADA7179E84F3B9CAC2FC632551",
            1, nameSplitPattern);

        add("secp384r1 [NIST P-384]", "1.3.132.0.34", PD,
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFF",
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFC",
            "B3312FA7E23EE7E4988E056BE3F82D19181D9C6EFE8141120314088F5013875AC656398D8A2ED19D2A85C8EDD3EC2AEF",
            "AA87CA22BE8B05378EB1C71EF320AD746E1D3B628BA79B9859F741E082542A385502F25DBF55296C3A545E3872760AB7",
            "3617DE4A96262C6F5D9E98BF9292DC29F8F41DBD289A147CE9DA3113B5F0B8C00A60B1CE1D7E819D7A431D7C90EA0E5F",
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC7634D81F4372DDF581A0DB248B0A77AECEC196ACCC52973",
            1, nameSplitPattern);

        add("secp521r1 [NIST P-521]", "1.3.132.0.35", PD,
            "01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",
            "01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC",
            "0051953EB9618E1C9A1F929A21A0B68540EEA2DA725B99B315F3B8B489918EF109E156193951EC7E937B1652C0BD3BB1BF073573DF883D2C34F1EF451FD46B503F00",
            "00C6858E06B70404E9CD9E3ECB662395B4429C648139053FB521F828AF606B4D3DBAA14B5E77EFE75928FE1DC127A2FFA8DE3348B3C1856A429BF97E7E31C2E5BD66",
            "011839296A789A3BC0045C8A5FB42C7D1BD998F54449579B446817AFBD17273E662C97EE72995EF42640C550B9013FAD0761353C7086A272C24088BE94769FD16650",
            "01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFA51868783BF2F966B7FCC0148F709A5D03BB5C9B8899C47AEBB6FB71E91386409",
            1, nameSplitPattern);

        /* ANSI X9.62 prime curves */
        add("X9.62 prime192v2", "1.2.840.10045.3.1.2", P,
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF",
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC",
            "CC22D6DFB95C6B25E49C0D6364A4E5980C393AA21668D953",
            "EEA2BAE7E1497842F2DE7769CFE9C989C072AD696F48034A",
            "6574D11D69B6EC7A672BB82A083DF2F2B0847DE970B2DE15",
            "FFFFFFFFFFFFFFFFFFFFFFFE5FB1A724DC80418648D8DD31",
            1, nameSplitPattern);

        add("X9.62 prime192v3", "1.2.840.10045.3.1.3", P,
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF",
            "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC",
            "22123DC2395A05CAA7423DAECCC94760A7D462256BD56916",
            "7D29778100C65A1DA1783716588DCE2B8B4AEE8E228F1896",
            "38A90F22637337334B49DCB66A6DC8F9978ACA7648A943B0",
            "FFFFFFFFFFFFFFFFFFFFFFFF7A62D031C83F4294F640EC13",
            1, nameSplitPattern);

        add("X9.62 prime239v1", "1.2.840.10045.3.1.4", P,
            "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFF",
            "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFC",
            "6B016C3BDCF18941D0D654921475CA71A9DB2FB27D1D37796185C2942C0A",
            "0FFA963CDCA8816CCC33B8642BEDF905C3D358573D3F27FBBD3B3CB9AAAF",
            "7DEBE8E4E90A5DAE6E4054CA530BA04654B36818CE226B39FCCB7B02F1AE",
            "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFF9E5E9A9F5D9071FBD1522688909D0B",
            1, nameSplitPattern);

        add("X9.62 prime239v2", "1.2.840.10045.3.1.5", P,
            "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFF",
            "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFC",
            "617FAB6832576CBBFED50D99F0249C3FEE58B94BA0038C7AE84C8C832F2C",
            "38AF09D98727705120C921BB5E9E26296A3CDCF2F35757A0EAFD87B830E7",
            "5B0125E4DBEA0EC7206DA0FC01D9B081329FB555DE6EF460237DFF8BE4BA",
            "7FFFFFFFFFFFFFFFFFFFFFFF800000CFA7E8594377D414C03821BC582063",
            1, nameSplitPattern);

        add("X9.62 prime239v3", "1.2.840.10045.3.1.6", P,
            "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFF",
            "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFC",
            "255705FA2A306654B1F4CB03D6A750A30C250102D4988717D9BA15AB6D3E",
            "6768AE8E18BB92CFCF005C949AA2C6D94853D0E660BBF854B1C9505FE95A",
            "1607E6898F390C06BC1D552BAD226F3B6FCFE48B6E818499AF18E3ED6CF3",
            "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFF975DEB41B3A6057C3C432146526551",
            1, nameSplitPattern);

        /* SEC2 binary curves */
        add("sect113r1", "1.3.132.0.4", B,
            "020000000000000000000000000201",
            "003088250CA6E7C7FE649CE85820F7",
            "00E8BEE4D3E2260744188BE0E9C723",
            "009D73616F35F4AB1407D73562C10F",
            "00A52830277958EE84D1315ED31886",
            "0100000000000000D9CCEC8A39E56F",
            2, nameSplitPattern);

        add("sect113r2", "1.3.132.0.5", B,
            "020000000000000000000000000201",
            "00689918DBEC7E5A0DD6DFC0AA55C7",
            "0095E9A9EC9B297BD4BF36E059184F",
            "01A57A6A7B26CA5EF52FCDB8164797",
            "00B3ADC94ED1FE674C06E695BABA1D",
            "010000000000000108789B2496AF93",
            2, nameSplitPattern);

        add("sect131r1", "1.3.132.0.22", B,
            "080000000000000000000000000000010D",
            "07A11B09A76B562144418FF3FF8C2570B8",
            "0217C05610884B63B9C6C7291678F9D341",
            "0081BAF91FDF9833C40F9C181343638399",
            "078C6E7EA38C001F73C8134B1B4EF9E150",
            "0400000000000000023123953A9464B54D",
            2, nameSplitPattern);

        add("sect131r2", "1.3.132.0.23", B,
            "080000000000000000000000000000010D",
            "03E5A88919D7CAFCBF415F07C2176573B2",
            "04B8266A46C55657AC734CE38F018F2192",
            "0356DCD8F2F95031AD652D23951BB366A8",
            "0648F06D867940A5366D9E265DE9EB240F",
            "0400000000000000016954A233049BA98F",
            2, nameSplitPattern);

        add("sect163k1 [NIST K-163]", "1.3.132.0.1", BD,
            "0800000000000000000000000000000000000000C9",
            "000000000000000000000000000000000000000001",
            "000000000000000000000000000000000000000001",
            "02FE13C0537BBC11ACAA07D793DE4E6D5E5C94EEE8",
            "0289070FB05D38FF58321F2E800536D538CCDAA3D9",
            "04000000000000000000020108A2E0CC0D99F8A5EF",
            2, nameSplitPattern);

        add("sect163r1", "1.3.132.0.2", B,
            "0800000000000000000000000000000000000000C9",
            "07B6882CAAEFA84F9554FF8428BD88E246D2782AE2",
            "0713612DCDDCB40AAB946BDA29CA91F73AF958AFD9",
            "0369979697AB43897789566789567F787A7876A654",
            "00435EDB42EFAFB2989D51FEFCE3C80988F41FF883",
            "03FFFFFFFFFFFFFFFFFFFF48AAB689C29CA710279B",
            2, nameSplitPattern);

        add("sect163r2 [NIST B-163]", "1.3.132.0.15", BD,
            "0800000000000000000000000000000000000000C9",
            "000000000000000000000000000000000000000001",
            "020A601907B8C953CA1481EB10512F78744A3205FD",
            "03F0EBA16286A2D57EA0991168D4994637E8343E36",
            "00D51FBC6C71A0094FA2CDD545B11C5C0C797324F1",
            "040000000000000000000292FE77E70C12A4234C33",
            2, nameSplitPattern);

        add("sect193r1", "1.3.132.0.24", B,
            "02000000000000000000000000000000000000000000008001",
            "0017858FEB7A98975169E171F77B4087DE098AC8A911DF7B01",
            "00FDFB49BFE6C3A89FACADAA7A1E5BBC7CC1C2E5D831478814",
            "01F481BC5F0FF84A74AD6CDF6FDEF4BF6179625372D8C0C5E1",
            "0025E399F2903712CCF3EA9E3A1AD17FB0B3201B6AF7CE1B05",
            "01000000000000000000000000C7F34A778F443ACC920EBA49",
            2, nameSplitPattern);

        add("sect193r2", "1.3.132.0.25", B,
            "02000000000000000000000000000000000000000000008001",
            "0163F35A5137C2CE3EA6ED8667190B0BC43ECD69977702709B",
            "00C9BB9E8927D4D64C377E2AB2856A5B16E3EFB7F61D4316AE",
            "00D9B67D192E0367C803F39E1A7E82CA14A651350AAE617E8F",
            "01CE94335607C304AC29E7DEFBD9CA01F596F927224CDECF6C",
            "010000000000000000000000015AAB561B005413CCD4EE99D5",
            2, nameSplitPattern);

        add("sect233k1 [NIST K-233]", "1.3.132.0.26", BD,
            "020000000000000000000000000000000000000004000000000000000001",
            "000000000000000000000000000000000000000000000000000000000000",
            "000000000000000000000000000000000000000000000000000000000001",
            "017232BA853A7E731AF129F22FF4149563A419C26BF50A4C9D6EEFAD6126",
            "01DB537DECE819B7F70F555A67C427A8CD9BF18AEB9B56E0C11056FAE6A3",
            "008000000000000000000000000000069D5BB915BCD46EFB1AD5F173ABDF",
            4, nameSplitPattern);

        add("sect233r1 [NIST B-233]", "1.3.132.0.27", B,
            "020000000000000000000000000000000000000004000000000000000001",
            "000000000000000000000000000000000000000000000000000000000001",
            "0066647EDE6C332C7F8C0923BB58213B333B20E9CE4281FE115F7D8F90AD",
            "00FAC9DFCBAC8313BB2139F1BB755FEF65BC391F8B36F8F8EB7371FD558B",
            "01006A08A41903350678E58528BEBF8A0BEFF867A7CA36716F7E01F81052",
            "01000000000000000000000000000013E974E72F8A6922031D2603CFE0D7",
            2, nameSplitPattern);

        add("sect239k1", "1.3.132.0.3", B,
            "800000000000000000004000000000000000000000000000000000000001",
            "000000000000000000000000000000000000000000000000000000000000",
            "000000000000000000000000000000000000000000000000000000000001",
            "29A0B6A887A983E9730988A68727A8B2D126C44CC2CC7B2A6555193035DC",
            "76310804F12E549BDB011C103089E73510ACB275FC312A5DC6B76553F0CA",
            "2000000000000000000000000000005A79FEC67CB6E91F1C1DA800E478A5",
            4, nameSplitPattern);

        add("sect283k1 [NIST K-283]", "1.3.132.0.16", BD,
            "0800000000000000000000000000000000000000000000000000000000000000000010A1",
            "000000000000000000000000000000000000000000000000000000000000000000000000",
            "000000000000000000000000000000000000000000000000000000000000000000000001",
            "0503213F78CA44883F1A3B8162F188E553CD265F23C1567A16876913B0C2AC2458492836",
            "01CCDA380F1C9E318D90F95D07E5426FE87E45C0E8184698E45962364E34116177DD2259",
            "01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE9AE2ED07577265DFF7F94451E061E163C61",
            4, nameSplitPattern);

        add("sect283r1 [NIST B-283]", "1.3.132.0.17", B,
            "0800000000000000000000000000000000000000000000000000000000000000000010A1",
            "000000000000000000000000000000000000000000000000000000000000000000000001",
            "027B680AC8B8596DA5A4AF8A19A0303FCA97FD7645309FA2A581485AF6263E313B79A2F5",
            "05F939258DB7DD90E1934F8C70B0DFEC2EED25B8557EAC9C80E2E198F8CDBECD86B12053",
            "03676854FE24141CB98FE6D4B20D02B4516FF702350EDDB0826779C813F0DF45BE8112F4",
            "03FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEF90399660FC938A90165B042A7CEFADB307",
            2, nameSplitPattern);

        add("sect409k1 [NIST K-409]", "1.3.132.0.36", BD,
            "02000000000000000000000000000000000000000000000000000000000000000000000000000000008000000000000000000001",
            "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
            "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
            "0060F05F658F49C1AD3AB1890F7184210EFD0987E307C84C27ACCFB8F9F67CC2C460189EB5AAAA62EE222EB1B35540CFE9023746",
            "01E369050B7C4E42ACBA1DACBF04299C3460782F918EA427E6325165E9EA10E3DA5F6C42E9C55215AA9CA27A5863EC48D8E0286B",
            "007FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE5F83B2D4EA20400EC4557D5ED3E3E7CA5B4B5C83B8E01E5FCF",
            4, nameSplitPattern);

        add("sect409r1 [NIST B-409]", "1.3.132.0.37", B,
            "02000000000000000000000000000000000000000000000000000000000000000000000000000000008000000000000000000001",
            "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
            "0021A5C2C8EE9FEB5C4B9A753B7B476B7FD6422EF1F3DD674761FA99D6AC27C8A9A197B272822F6CD57A55AA4F50AE317B13545F",
            "015D4860D088DDB3496B0C6064756260441CDE4AF1771D4DB01FFE5B34E59703DC255A868A1180515603AEAB60794E54BB7996A7",
            "0061B1CFAB6BE5F32BBFA78324ED106A7636B9C5A7BD198D0158AA4F5488D08F38514F1FDF4B4F40D2181B3681C364BA0273C706",
            "010000000000000000000000000000000000000000000000000001E2AAD6A612F33307BE5FA47C3C9E052F838164CD37D9A21173",
            2, nameSplitPattern);

        add("sect571k1 [NIST K-571]", "1.3.132.0.38", BD,
            "080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000425",
            "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
            "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
            "026EB7A859923FBC82189631F8103FE4AC9CA2970012D5D46024804801841CA44370958493B205E647DA304DB4CEB08CBBD1BA39494776FB988B47174DCA88C7E2945283A01C8972",
            "0349DC807F4FBF374F4AEADE3BCA95314DD58CEC9F307A54FFC61EFC006D8A2C9D4979C0AC44AEA74FBEBBB9F772AEDCB620B01A7BA7AF1B320430C8591984F601CD4C143EF1C7A3",
            "020000000000000000000000000000000000000000000000000000000000000000000000131850E1F19A63E4B391A8DB917F4138B630D84BE5D639381E91DEB45CFE778F637C1001",
            4, nameSplitPattern);

        add("sect571r1 [NIST B-571]", "1.3.132.0.39", B,
            "080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000425",
            "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
            "02F40E7E2221F295DE297117B7F3D62F5C6A97FFCB8CEFF1CD6BA8CE4A9A18AD84FFABBD8EFA59332BE7AD6756A66E294AFD185A78FF12AA520E4DE739BACA0C7FFEFF7F2955727A",
            "0303001D34B856296C16C0D40D3CD7750A93D1D2955FA80AA5F40FC8DB7B2ABDBDE53950F4C0D293CDD711A35B67FB1499AE60038614F1394ABFA3B4C850D927E1E7769C8EEC2D19",
            "037BF27342DA639B6DCCFFFEB73D69D78C6C27A6009CBBCA1980F8533921E8A684423E43BAB08A576291AF8F461BB2A8B3531D2F0485C19B16E2F1516E23DD3C1A4827AF1B8AC15B",
            "03FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE661CE18FF55987308059B186823851EC7DD9CA1161DE93D5174D66E8382E9BB2FE84E47",
            2, nameSplitPattern);

        /* ANSI X9.62 binary curves */
        add("X9.62 c2tnb191v1", "1.2.840.10045.3.0.5", B,
            "800000000000000000000000000000000000000000000201",
            "2866537B676752636A68F56554E12640276B649EF7526267",
            "2E45EF571F00786F67B0081B9495A3D95462F5DE0AA185EC",
            "36B3DAF8A23206F9C4F299D7B21A9C369137F2C84AE1AA0D",
            "765BE73433B3F95E332932E70EA245CA2418EA0EF98018FB",
            "40000000000000000000000004A20E90C39067C893BBB9A5",
            2, nameSplitPattern);

        add("X9.62 c2tnb191v2", "1.2.840.10045.3.0.6", B,
            "800000000000000000000000000000000000000000000201",
            "401028774D7777C7B7666D1366EA432071274F89FF01E718",
            "0620048D28BCBD03B6249C99182B7C8CD19700C362C46A01",
            "3809B2B7CC1B28CC5A87926AAD83FD28789E81E2C9E3BF10",
            "17434386626D14F3DBF01760D9213A3E1CF37AEC437D668A",
            "20000000000000000000000050508CB89F652824E06B8173",
            4, nameSplitPattern);

        add("X9.62 c2tnb191v3", "1.2.840.10045.3.0.7", B,
            "800000000000000000000000000000000000000000000201",
            "6C01074756099122221056911C77D77E77A777E7E7E77FCB",
            "71FE1AF926CF847989EFEF8DB459F66394D90F32AD3F15E8",
            "375D4CE24FDE434489DE8746E71786015009E66E38A926DD",
            "545A39176196575D985999366E6AD34CE0A77CD7127B06BE",
            "155555555555555555555555610C0B196812BFB6288A3EA3",
            6, nameSplitPattern);

        add("X9.62 c2tnb239v1", "1.2.840.10045.3.0.11", B,
            "800000000000000000000000000000000000000000000000001000000001",
            "32010857077C5431123A46B808906756F543423E8D27877578125778AC76",
            "790408F2EEDAF392B012EDEFB3392F30F4327C0CA3F31FC383C422AA8C16",
            "57927098FA932E7C0A96D3FD5B706EF7E5F5C156E16B7E7C86038552E91D",
            "61D8EE5077C33FECF6F1A16B268DE469C3C7744EA9A971649FC7A9616305",
            "2000000000000000000000000000000F4D42FFE1492A4993F1CAD666E447",
            4, nameSplitPattern);

        add("X9.62 c2tnb239v2", "1.2.840.10045.3.0.12", B,
            "800000000000000000000000000000000000000000000000001000000001",
            "4230017757A767FAE42398569B746325D45313AF0766266479B75654E65F",
            "5037EA654196CFF0CD82B2C14A2FCF2E3FF8775285B545722F03EACDB74B",
            "28F9D04E900069C8DC47A08534FE76D2B900B7D7EF31F5709F200C4CA205",
            "5667334C45AFF3B5A03BAD9DD75E2C71A99362567D5453F7FA6E227EC833",
            "1555555555555555555555555555553C6F2885259C31E3FCDF154624522D",
            6, nameSplitPattern);

        add("X9.62 c2tnb239v3", "1.2.840.10045.3.0.13", B,
            "800000000000000000000000000000000000000000000000001000000001",
            "01238774666A67766D6676F778E676B66999176666E687666D8766C66A9F",
            "6A941977BA9F6A435199ACFC51067ED587F519C5ECB541B8E44111DE1D40",
            "70F6E9D04D289C4E89913CE3530BFDE903977D42B146D539BF1BDE4E9C92",
            "2E5A0EAF6E5E1305B9004DCE5C0ED7FE59A35608F33837C816D80B79F461",
            "0CCCCCCCCCCCCCCCCCCCCCCCCCCCCCAC4912D2D9DF903EF9888B8A0E4CFF",
            0xA, nameSplitPattern);

        add("X9.62 c2tnb359v1", "1.2.840.10045.3.0.18", B,
            "800000000000000000000000000000000000000000000000000000000000000000000000100000000000000001",
            "5667676A654B20754F356EA92017D946567C46675556F19556A04616B567D223A5E05656FB549016A96656A557",
            "2472E2D0197C49363F1FE7F5B6DB075D52B6947D135D8CA445805D39BC345626089687742B6329E70680231988",
            "3C258EF3047767E7EDE0F1FDAA79DAEE3841366A132E163ACED4ED2401DF9C6BDCDE98E8E707C07A2239B1B097",
            "53D7E08529547048121E9C95F3791DD804963948F34FAE7BF44EA82365DC7868FE57E4AE2DE211305A407104BD",
            "01AF286BCA1AF286BCA1AF286BCA1AF286BCA1AF286BC9FB8F6B85C556892C20A7EB964FE7719E74F490758D3B",
            0x4C, nameSplitPattern);

        add("X9.62 c2tnb431r1", "1.2.840.10045.3.0.20", B,
            "800000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000001",
            "1A827EF00DD6FC0E234CAF046C6A5D8A85395B236CC4AD2CF32A0CADBDC9DDF620B0EB9906D0957F6C6FEACD615468DF104DE296CD8F",
            "10D9B4A3D9047D8B154359ABFB1B7F5485B04CEB868237DDC9DEDA982A679A5A919B626D4E50A8DD731B107A9962381FB5D807BF2618",
            "120FC05D3C67A99DE161D2F4092622FECA701BE4F50F4758714E8A87BBF2A658EF8C21E7C5EFE965361F6C2999C0C247B0DBD70CE6B7",
            "20D0AF8903A96F8D5FA2C255745D3C451B302C9346D9B7E485E7BCE41F6B591F3E8F6ADDCBB0BC4C2F947A7DE1A89B625D6A598B3760",
            "0340340340340340340340340340340340340340340340340340340323C313FAB50589703B5EC68D3587FEC60D161CC149C1AD4A91",
            0x2760, nameSplitPattern);

        /* ANSI X9.62 binary curves from the 1998 standard but forbidden
         * in the 2005 version of the standard.
         * We don't register them but leave them here for the time being in
         * case we need to support them after all.
         */
/*
        add("X9.62 c2pnb163v1", "1.2.840.10045.3.0.1", B,
            "080000000000000000000000000000000000000107",
            "072546B5435234A422E0789675F432C89435DE5242",
            "00C9517D06D5240D3CFF38C74B20B6CD4D6F9DD4D9",
            "07AF69989546103D79329FCC3D74880F33BBE803CB",
            "01EC23211B5966ADEA1D3F87F7EA5848AEF0B7CA9F",
            "0400000000000000000001E60FC8821CC74DAEAFC1",
            2, nameSplitPattern);

        add("X9.62 c2pnb163v2", "1.2.840.10045.3.0.2", B,
            "080000000000000000000000000000000000000107",
            "0108B39E77C4B108BED981ED0E890E117C511CF072",
            "0667ACEB38AF4E488C407433FFAE4F1C811638DF20",
            "0024266E4EB5106D0A964D92C4860E2671DB9B6CC5",
            "079F684DDF6684C5CD258B3890021B2386DFD19FC5",
            "03FFFFFFFFFFFFFFFFFFFDF64DE1151ADBB78F10A7",
            2, nameSplitPattern);

        add("X9.62 c2pnb163v3", "1.2.840.10045.3.0.3", B,
            "080000000000000000000000000000000000000107",
            "07A526C63D3E25A256A007699F5447E32AE456B50E",
            "03F7061798EB99E238FD6F1BF95B48FEEB4854252B",
            "02F9F87B7C574D0BDECF8A22E6524775F98CDEBDCB",
            "05B935590C155E17EA48EB3FF3718B893DF59A05D0",
            "03FFFFFFFFFFFFFFFFFFFE1AEE140F110AFF961309",
            2, nameSplitPattern);

        add("X9.62 c2pnb176w1", "1.2.840.10045.3.0.4", B,
            "0100000000000000000000000000000000080000000007",
            "E4E6DB2995065C407D9D39B8D0967B96704BA8E9C90B",
            "5DDA470ABE6414DE8EC133AE28E9BBD7FCEC0AE0FFF2",
            "8D16C2866798B600F9F08BB4A8E860F3298CE04A5798",
            "6FA4539C2DADDDD6BAB5167D61B436E1D92BB16A562C",
            "00010092537397ECA4F6145799D62B0A19CE06FE26AD",
            0xFF6E, nameSplitPattern);

        add("X9.62 c2pnb208w1", "1.2.840.10045.3.0.10", B,
            "010000000000000000000000000000000800000000000000000007",
            "0000000000000000000000000000000000000000000000000000",
            "C8619ED45A62E6212E1160349E2BFA844439FAFC2A3FD1638F9E",
            "89FDFBE4ABE193DF9559ECF07AC0CE78554E2784EB8C1ED1A57A",
            "0F55B51A06E78E9AC38A035FF520D8B01781BEB1A6BB08617DE3",
            "000101BAF95C9723C57B6C21DA2EFF2D5ED588BDD5717E212F9D",
            0xFE48, nameSplitPattern);

        add("X9.62 c2pnb272w1", "1.2.840.10045.3.0.16", B,
            "010000000000000000000000000000000000000000000000000000010000000000000B",
            "91A091F03B5FBA4AB2CCF49C4EDD220FB028712D42BE752B2C40094DBACDB586FB20",
            "7167EFC92BB2E3CE7C8AAAFF34E12A9C557003D7C73A6FAF003F99F6CC8482E540F7",
            "6108BABB2CEEBCF787058A056CBE0CFE622D7723A289E08A07AE13EF0D10D171DD8D",
            "10C7695716851EEF6BA7F6872E6142FBD241B830FF5EFCACECCAB05E02005DDE9D23",
            "000100FAF51354E0E39E4892DF6E319C72C8161603FA45AA7B998A167B8F1E629521",
            0xFF06, nameSplitPattern);

        add("X9.62 c2pnb304w1", "1.2.840.10045.3.0.17", B,
            "010000000000000000000000000000000000000000000000000000000000000000000000000807",
            "FD0D693149A118F651E6DCE6802085377E5F882D1B510B44160074C1288078365A0396C8E681",
            "BDDB97E555A50A908E43B01C798EA5DAA6788F1EA2794EFCF57166B8C14039601E55827340BE",
            "197B07845E9BE2D96ADB0F5F3C7F2CFFBD7A3EB8B6FEC35C7FD67F26DDF6285A644F740A2614",
            "E19FBEB76E0DA171517ECF401B50289BF014103288527A9B416A105E80260B549FDC1B92C03B",
            "000101D556572AABAC800101D556572AABAC8001022D5C91DD173F8FB561DA6899164443051D",
            0xFE2E, nameSplitPattern);

        add("X9.62 c2pnb368w1", "1.2.840.10045.3.0.19", B,
            "0100000000000000000000000000000000000000000000000000000000000000000000002000000000000000000007",
            "E0D2EE25095206F5E2A4F9ED229F1F256E79A0E2B455970D8D0D865BD94778C576D62F0AB7519CCD2A1A906AE30D",
            "FC1217D4320A90452C760A58EDCD30C8DD069B3C34453837A34ED50CB54917E1C2112D84D164F444F8F74786046A",
            "1085E2755381DCCCE3C1557AFA10C2F0C0C2825646C5B34A394CBCFA8BC16B22E7E789E927BE216F02E1FB136A5F",
            "7B3EB1BDDCBA62D5D8B2059B525797FC73822C59059C623A45FF3843CEE8F87CD1855ADAA81E2A0750B80FDA2310",
            "00010090512DA9AF72B08349D98A5DD4C7B0532ECA51CE03E2D10F3B7AC579BD87E909AE40A6F131E9CFCE5BD967",
            0xFF70, nameSplitPattern);
*/

        specCollection = Collections.unmodifiableCollection(oidMap.values());
    }
}

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