author | igerasim |
Tue, 02 Oct 2018 10:19:07 -0700 | |
changeset 51986 | c1db377f6300 |
parent 47216 | 71c04702a3d5 |
permissions | -rw-r--r-- |
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<HTML> |
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<BODY> |
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<HEAD> |
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<TITLE>Certificate Attributes</TITLE> |
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</HEAD> |
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<h2><center>Certificate Attributes</center></h2> |
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<font size=3><center>July 1998</font></center> |
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<p> |
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In JDK1.2 we provide an implementation of X.509 (version 3). |
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The X509CertImpl class supports the following methods to |
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manipulate the various attributes of a certificate: |
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<pre> |
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Object get(String name) |
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void set(String name, Object value), and |
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void delete(String name) |
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</pre> |
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A list of all the X.509 v3 Certificate attributes that can be manipulated |
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is provided in the following table. |
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For example, if you want to get the signature component of |
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the certificate: |
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<pre> |
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X509CertImpl cert; |
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// get the certificate object |
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byte[] sig = (byte[])cert.get("x509.signature"); |
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// using the fully-qualified identifier |
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OR |
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byte[] sig = (byte[])cert.get(X509CertImpl.SIG); |
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// using defined constants |
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</pre> |
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<p> |
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<table border=1> |
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<caption>sun.security.x509.X509CertImpl</caption> |
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<tr> |
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<td><strong>Attribute</strong></td> |
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<td><strong>Fully-qualified identifier</strong></td> |
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<td><strong>Defined constants</strong></td> |
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<td><strong>Type of Object returned</strong><br> |
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(in sun.security.x509 unless fully-qualified)</td> |
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</tr> |
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<tr> |
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<td>signatureAlgorithm</td> |
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<td>x509.algorithm</td> |
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<td>X509CertImpl.SIG_ALG</td> |
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<td>AlgorithmId</td> |
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</tr> |
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<tr> |
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<td>signature</td> |
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<td>x509.signature</td> |
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<td>X509CertImpl.SIG</td> |
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<td>byte[]</td> |
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</tr> |
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<tr> |
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<td>tbsCertificate</td> |
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<td>x509.info</td> |
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<td>X509CertInfo.IDENT</td> |
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<td>X509CertInfo</td> |
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</tr> |
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<tr> |
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<td>version</td> |
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<td>x509.info.version<br> |
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x509.info.version.number</td> |
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<td>CertificateVersion.IDENT<br> |
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none</td> |
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<td>CertificateVersion<br> |
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java.lang.Integer</td> |
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</tr> |
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<tr> |
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<td>serialNumber</td> |
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<td>x509.info.serialNumber<br> |
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x509.info.serialNumber.number</td> |
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<td>CertificateSerialNumber.IDENT<br> |
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X509CertImpl.SERIAL_ID</td> |
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<td>CertificateSerialNumber<br> |
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SerialNumber</td> |
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</tr> |
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<tr> |
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<td>signature</td> |
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<td>x509.info.algorithmID<br> |
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x509.info.algorithmID.algorithm</td> |
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<td>CertificateAlgorithmId.IDENT<br> |
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none</td> |
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<td>CertificateAlgorithmId<br> |
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AlgorithmId</td> |
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</tr> |
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<tr> |
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<td>issuer</td> |
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<td>x509.info.issuer<br> |
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x509.info.issuer.dname</td> |
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<td>none<br> |
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X509CertImpl.ISSUER_DN</td> |
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<td>X500Name<br> |
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X500Name</td> |
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</tr> |
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<tr> |
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<td>validity<br> |
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validity.notAfter<br> |
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validity.notBefore</td> |
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<td>x509.info.validity<br> |
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x509.info.validity.notAfter<br> |
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x509.info.validity.notBefore</td> |
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<td>CertificateValidity.IDENT<br> |
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none<br> |
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none</td> |
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<td>CertificateValidity<br> |
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java.util.Date<br> |
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java.util.Date</td> |
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</tr> |
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<tr> |
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<td>subject</td> |
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<td>x509.info.subject<br> |
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x509.info.subject.dname</td> |
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<td>none<br> |
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X509CertImpl.SUBJECT_DN</td> |
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<td>X500Name<br> |
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X500Name</td> |
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</tr> |
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<tr> |
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<td>subjectPublicKeyInfo</td> |
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<td>x509.info.key<br> |
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x509.info.key.value</td> |
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<td>CertificateX509Key.IDENT<br> |
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X509CertImpl.PUBLIC_KEY</td> |
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<td>CertificateX509Key<br> |
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X509Key</td> |
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</tr> |
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<tr> |
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<td>issuerUniqueID</td> |
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<td>x509.info.issuerID<br> |
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x509.info.issuerID.id</td> |
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<td>none<br> |
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none</td> |
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<td>UniqueIdentity<br> |
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UniqueIdentity</td> |
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</tr> |
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<tr> |
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<td>subjectUniqueID</td> |
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<td>x509.info.subjectID<br> |
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x509.info.subjectID.id</td> |
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<td>none<br> |
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none</td> |
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<td>UniqueIdentity<br> |
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UniqueIdentity</td> |
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</tr> |
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<tr> |
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<td>extensions</td> |
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<td>x509.info.extensions</td> |
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<td>CertificateExtensions.IDENT</td> |
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<td>CertificateExtensions</td> |
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</tr> |
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</table> |
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<br> |
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<br> |
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<table border=1> |
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<caption>X.509 V3 certificate extensions</caption> |
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<tr> |
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<td><strong>Extension</strong></td> |
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<td><strong>Extension attribute identifier</strong></td> |
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<td><strong>Short form</strong></td> |
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<td><strong>Type of Object returned</strong></td> |
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</tr> |
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<tr> |
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<td>Authority Key Identifier</td> |
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<td>x509.info.extensions.AuthorityKeyIdentifier</td> |
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<td>AuthorityKeyIdentifierExtension.IDENT</td> |
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<td>AuthorityKeyIdentifierExtension</td> |
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</tr> |
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<tr> |
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<td>Subject Key Identifier</td> |
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<td>x509.info.extensions.SubjectKeyIdentifier</td> |
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<td>SubjectKeyIdentifierExtension.IDENT</td> |
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<td>SubjectKeyIdentifierExtension</td> |
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</tr> |
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<tr> |
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<td>Key Usage</td> |
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<td>x509.info.extensions.KeyUsage</td> |
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<td>KeyUsageExtension.IDENT</td> |
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<td>KeyUsageExtension</td> |
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</tr> |
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<tr> |
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<td>Private Key Usage Period</td> |
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<td>x509.info.extensions.PrivateKeyUsage</td> |
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<td>PrivateKeyUsageExtension.IDENT</td> |
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<td>PrivateKeyUsageExtension</td> |
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</tr> |
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<tr> |
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<td>Policy Mappings</td> |
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<td>x509.info.extensions.PolicyMappings</td> |
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<td>PolicyMappingsExtension.IDENT</td> |
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<td>PolicyMappingsExtension</td> |
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</tr> |
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<tr> |
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<td>Subject Alternative Name</td> |
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<td>x509.info.extensions.SubjectAlternativeName</td> |
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<td>SubjectAlternativeNameExtension.IDENT</td> |
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<td>SubjectAlternativeNameExtension</td> |
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</tr> |
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<tr> |
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<td>Issuer Alternative Name</td> |
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<td>x509.info.extensions.IssuerAlternativeName</td> |
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<td>IssuerAlternativeNameExtension.IDENT</td> |
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<td>IssuerAlternativeNameExtension</td> |
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</tr> |
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<tr> |
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<td>Basic Constraints</td> |
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<td>x509.info.extensions.BasicConstraints</td> |
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<td>BasicConstraintsExtension.IDENT</td> |
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<td>BasicConstraintsExtension</td> |
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</tr> |
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<tr> |
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<td>Name Constraints</td> |
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<td>x509.info.extensions.NameConstraints</td> |
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<td>NameConstraintsExtension.IDENT</td> |
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<td>NameConstraintsExtension</td> |
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</tr> |
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<tr> |
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<td>Policy Constraints</td> |
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<td>x509.info.extensions.PolicyConstraints</td> |
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<td>PolicyConstraintsExtension.IDENT</td> |
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<td>PolicyConstraintsExtension</td> |
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</tr> |
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<tr> |
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<td>Netscape Certificate Type</td> |
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<td>x509.info.extensions.NetscapeCertType</td> |
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<td>NetscapeCertTypeExtension.IDENT</td> |
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<td>NetscapeCertTypeExtension</td> |
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</tr> |
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</table> |
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<p> |
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Extensions can be added by implementing the |
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<code>sun.security.x509.CertAttrSet</code> interface and |
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subclassing <code>sun.security.x509.Extension</code> class. |
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Register the new extension using the OIDMap class. |
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The following extensions are not currently supported from the |
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PKIX profile: |
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<table> |
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<tr> |
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<td>Name</td> |
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<td>ObjectIdentifier</td> |
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</tr> |
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<tr> |
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<td>CertificatePolicies</td> |
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<td>2.5.29.32</td> |
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</tr> |
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</table> |
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</BODY> |
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</HTML> |