System.Net.Security Namespace

Provides network streams for secure communications between hosts.

Classes

Name Description
AuthenticatedStream

Provides methods for passing credentials across a stream and requesting or performing authentication for client-server applications.

NegotiateStream

Provides a stream that uses the Negotiate security protocol to authenticate the client, and optionally the server, in client-server communication.

SslClientAuthenticationOptions

Represents a client authentication property bag for the SslStream.

SslServerAuthenticationOptions

This struct represents a server authentication property bag for the SslStream.

SslStream

Provides a stream used for client-server communication that uses the Secure Socket Layer (SSL) security protocol to authenticate the server and optionally the client.

Structs

Name Description
SslApplicationProtocol

Represents a value of TLS Application protocol.

Enums

Name Description
AuthenticationLevel

Specifies client requirements for authentication and impersonation when using the WebRequest class and derived classes to request a resource.

EncryptionPolicy

Specifies the encryption policy.

ProtectionLevel

Indicates the security services requested for an authenticated stream.

SslPolicyErrors

Enumerates Secure Socket Layer (SSL) policy errors.

Delegates

Name Description
LocalCertificateSelectionCallback

Selects the local Secure Sockets Layer (SSL) certificate used for authentication.

RemoteCertificateValidationCallback

Verifies the remote Secure Sockets Layer (SSL) certificate used for authentication.

ServerCertificateSelectionCallback

Selects the server Secure Sockets Layer (SSL) certificate.