Example usage for org.bouncycastle.crypto.agreement.srp SRP6Client SRP6Client

Introduction

In this page you can find the example usage for org.bouncycastle.crypto.agreement.srp SRP6Client SRP6Client.

Prototype

public SRP6Client() 

Source Link

Usage

From source file:org.drombler.commons.security.auth.message.module.srp.client.SRPClientAuthModule.java

License:CDDL license

@Override
public void initialize(MessagePolicy requestPolicy, MessagePolicy responsePolicy, CallbackHandler handler,
        Map options) throws AuthException {
    SRP6Client srpClient = new SRP6Client();
    throw new UnsupportedOperationException("Not supported yet.");
}

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From source file:org.forgerock.openicf.framework.remote.SecurityUtil.java

License:CDDL license

/**
 * Verifies the client and server secret.
 *
 * @param username     user name (aka "identity")
 * @param password     password/*from  w  w w. j  av  a2s  .  co m*/
 * @param verification
 * @param random       the source of randomness for this generator
 * @param params       group parameters (prime, generator)
 * @return true if client and server secret is equals
 * @throws CryptoException If client or server's credentials are invalid
 */
public static boolean checkMutualVerification(String username, String password,
        Pair<String, byte[]> verification, SecureRandom random, SRPGroupParameter params)
        throws CryptoException {

    byte[] I = username.getBytes();
    byte[] P = password.getBytes();
    byte[] s = verification.second;
    BigInteger v = new BigInteger(verification.first, 16);

    SRP6Client client = new SRP6Client();
    client.init(params.N, params.g, new SHA256Digest(), random);

    SRP6Server server = new SRP6Server();
    server.init(params.N, params.g, v, new SHA256Digest(), random);

    BigInteger A = client.generateClientCredentials(s, I, P);
    BigInteger B = server.generateServerCredentials();

    BigInteger clientS = client.calculateSecret(B);
    BigInteger serverS = server.calculateSecret(A);

    return clientS.equals(serverS);
}

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