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The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5 and up.

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package org.bouncycastle.asn1.mozilla;

import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.DERIA5String;
import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo;

/**
 * This is designed to parse
 * the PublicKeyAndChallenge created by the KEYGEN tag included by
 * Mozilla based browsers.
 *  
 *  PublicKeyAndChallenge ::= SEQUENCE {
 *    spki SubjectPublicKeyInfo,
 *    challenge IA5STRING
 *  }
 *
 *  
*/ public class PublicKeyAndChallenge extends ASN1Object { private ASN1Sequence pkacSeq; private SubjectPublicKeyInfo spki; private DERIA5String challenge; public static PublicKeyAndChallenge getInstance(Object obj) { if (obj instanceof PublicKeyAndChallenge) { return (PublicKeyAndChallenge)obj; } else if (obj != null) { return new PublicKeyAndChallenge(ASN1Sequence.getInstance(obj)); } return null; } private PublicKeyAndChallenge(ASN1Sequence seq) { pkacSeq = seq; spki = SubjectPublicKeyInfo.getInstance(seq.getObjectAt(0)); challenge = DERIA5String.getInstance(seq.getObjectAt(1)); } public ASN1Primitive toASN1Primitive() { return pkacSeq; } public SubjectPublicKeyInfo getSubjectPublicKeyInfo() { return spki; } public DERIA5String getChallenge() { return challenge; } }




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