System.Security.Cryptography.X509Certificates Namespace

Contains the common language runtime implementation of the Authenticode X.509 v.3 certificate. This certificate is signed with a private key that uniquely and positively identifies the holder of the certificate.

Classes

CertificateRequest	Represents an abstraction over the PKCS#10 CertificationRequestInfo and the X.509 TbsCertificate.
CertificateRevocationListBuilder	Facilitates building a Certificate Revocation List (CRL).
DSACertificateExtensions	Provides extension methods for retrieving DSA implementations for the public and private keys of an X509Certificate2.
ECDsaCertificateExtensions	Provides extension methods for retrieving ECDsa implementations for the public and private keys of a X509Certificate2 certificate.
Pkcs12LoaderLimits	Represents a set of constraints to apply when loading PKCS#12/PFX contents.
Pkcs12LoadLimitExceededException	The exception that is thrown when importing a PKCS#12/PFX has failed due to violating a specified limit.
PublicKey	Represents a certificate's public key information. This class cannot be inherited.
RSACertificateExtensions	Provides extension methods for retrieving RSA implementations for the public and private keys of an X509Certificate2.
SubjectAlternativeNameBuilder	This class facilitates building a subject alternative name extension for an X.509 certificate.
X500DistinguishedName	Represents the distinguished name of an X509 certificate. This class cannot be inherited.
X500DistinguishedNameBuilder	Facilitates building a distinguished name for an X.509 certificate.
X500RelativeDistinguishedName	Represents a Relative Distinguished Name component of an X.500 Distinguished Name.
X509AuthorityInformationAccessExtension	Represents the Authority Information Access X.509 Extension (1.3.6.1.5.5.7.1.1).
X509AuthorityKeyIdentifierExtension	Represents the Authority Key Identifier X.509 Extension (2.5.29.35).
X509BasicConstraintsExtension	Defines the constraints set on a certificate. This class cannot be inherited.
X509Certificate	Provides methods that help you use X.509 v.3 certificates.
X509Certificate2	Represents an X.509 certificate.
X509Certificate2Collection	Represents a collection of X509Certificate2 objects. This class cannot be inherited.
X509Certificate2Enumerator	Supports a simple iteration over a X509Certificate2Collection object. This class cannot be inherited.
X509CertificateCollection	Defines a collection that stores X509Certificate objects.
X509CertificateCollection.X509CertificateEnumerator	Enumerates the X509Certificate objects in an X509CertificateCollection.
X509CertificateLoader
X509Chain	Represents a chain-building engine for X509Certificate2 certificates.
X509ChainElement	Represents an element of an X.509 chain.
X509ChainElementCollection	Represents a collection of X509ChainElement objects. This class cannot be inherited.
X509ChainElementEnumerator	Supports a simple iteration over an X509ChainElementCollection. This class cannot be inherited.
X509ChainPolicy	Represents the chain policy to be applied when building an X509 certificate chain. This class cannot be inherited.
X509EnhancedKeyUsageExtension	Defines the collection of object identifiers (OIDs) that indicates the applications that use the key. This class cannot be inherited.
X509Extension	Represents an X509 extension.
X509ExtensionCollection	Represents a collection of X509Extension objects. This class cannot be inherited.
X509ExtensionEnumerator	Supports a simple iteration over a X509ExtensionCollection. This class cannot be inherited.
X509KeyUsageExtension	Defines the usage of a key contained within an X.509 certificate. This class cannot be inherited.
X509SignatureGenerator	Base class for building encoded signatures as needed for X.509 certificates.
X509Store	Represents an X.509 store, which is a physical store where certificates are persisted and managed. This class cannot be inherited.
X509SubjectAlternativeNameExtension	Represents the Subject Alternative Name X.509 Extension (2.5.29.17).
X509SubjectKeyIdentifierExtension	Defines a string that identifies a certificate's subject key identifier (SKI). This class cannot be inherited.

Structs

X509ChainStatus

Provides a simple structure for storing X509 chain status and error information.

Enums

CertificateRequestLoadOptions	Specifies options when loading a CertificateRequest.
OpenFlags	Specifies the way to open the X.509 certificate store.
StoreLocation	Specifies the location of the X.509 certificate store.
StoreName	Specifies the name of the X.509 certificate store to open.
X500DistinguishedNameFlags	Specifies characteristics of the X.500 distinguished name.
X509ChainStatusFlags	Defines the status of an X509 chain.
X509ChainTrustMode	The mode determining the root trust for building the certificate chain.
X509ContentType	Specifies the format of an X.509 certificate.
X509FindType	Specifies the type of value the Find(X509FindType, Object, Boolean) method searches for.
X509IncludeOption	Specifies how much of the X.509 certificate chain should be included in the X.509 data.
X509KeyStorageFlags	Defines where and how to import the private key of an X.509 certificate.
X509KeyUsageFlags	Defines how the certificate key can be used. If this value is not defined, the key can be used for any purpose.
X509NameType	Specifies the type of name the X509 certificate contains.
X509RevocationFlag	Specifies which X509 certificates in the chain should be checked for revocation.
X509RevocationMode	Specifies the mode used to check for X509 certificate revocation.
X509RevocationReason	Specifies the reason a certificate was revoked.
X509SubjectKeyIdentifierHashAlgorithm	Defines the type of hash algorithm to use with the X509SubjectKeyIdentifierExtension class.
X509VerificationFlags	Specifies conditions under which verification of certificates in the X509 chain should be conducted.