| Certificate | 
              Abstract class to represent identity certificates.  | 
          
        
              | Certificate.CertificateRep | 
              The alternate Serializable class to be used for serialization and
 deserialization of Certificate objects.  | 
          
        
              | CertificateFactory | 
              This class implements the functionality of a certificate factory algorithm,
 relying on parsing a stream of bytes.  | 
          
        
              | CertificateFactorySpi | 
              This class defines the Service Provider Interface (SPI) for the
 CertificateFactory class.  | 
          
        
              | CertPath | 
              An immutable certificate path that can be validated.  | 
          
        
              | CertPath.CertPathRep | 
              The alternate Serializable class to be used for serialization and
 deserialization on CertPath objects.  | 
          
        
              | CertPathBuilder | 
              This class implements the functionality of a builder for an unverified
 Certification Paths from a specified certificate to a trust anchor.  | 
          
        
              | CertPathBuilderSpi | 
              The Service Provider Interface (SPI) for the CertPathBuilder class to be implemented by security providers.  | 
          
        
              | CertPathValidator | 
              This class provides the functionality for validating certification paths
 (certificate chains) establishing a trust chain from a certificate to a trust
 anchor.  | 
          
        
              | CertPathValidatorSpi | 
              The Service Provider Interface (SPI) for the CertPathValidator class to be implemented by security providers.  | 
          
        
              | CertStore | 
              This class provides the functionality to retrieve Certificates and
 CRLs from a read-only repository.  | 
          
        
              | CertStoreSpi | 
              The Service Provider Interface (SPI) definition for the CertStore class to be implemented by security providers.  | 
          
        
              | CollectionCertStoreParameters | 
              The parameters to initialize a Collection type CertStore instance.  | 
          
        
              | CRL | 
              This class represents Certificate Revocation Lists (CRLs) maintained by a
 certificate authority.  | 
          
        
              | LDAPCertStoreParameters | 
              The parameters to initialize a LDAP CertStore instance.  | 
          
        
              | PKIXBuilderParameters | 
              The parameter specification for a PKIX CertPathBuilder
 algorithm used to build 
 certificate chains validated with the PKIX certification path validation.  | 
          
        
              | PKIXCertPathBuilderResult | 
              The result of the PKIX certification path builder, returned by
 build(CertPathParameters).  | 
          
        
              | PKIXCertPathChecker | 
              The class specifying the interface to extend the certification path
 validation algorithm by checks to perform on an X509Certificate.  | 
          
        
              | PKIXCertPathValidatorResult | 
              The implementation of the result of the PKIX certification path validation.  | 
          
        
              | PKIXParameters | 
              This class implements the parameters for the PKIX CertPathValidator.  | 
          
        
              | PolicyQualifierInfo | 
              This class implements a policy qualifier as defined by the ASN.1
 PolicyQualifierInfo structure.  | 
          
        
              | TrustAnchor | 
              This class represents a trust anchor for validation of X.509 certification
 path.  | 
          
        
              | X509Certificate | 
              Abstract base class for X.509 certificates.  | 
          
        
              | X509CertSelector | 
              A certificate selector (CertSelector for selecting X509Certificates that match the specified criteria.  | 
          
        
              | X509CRL | 
              Abstract base class for X.509 certificate revocation lists (CRL).  | 
          
        
              | X509CRLEntry | 
              Abstract base class for entries in a certificate revocation list (CRL).  | 
          
        
              | X509CRLSelector | 
              A CRL selector (CRLSelector for selecting X509CRLs that match the specified criteria.  |