Gets or sets the Service Provider Name (SPN) to use for authentication when using extended protection to connect to an SMTP mail server.
Assembly: System (in System.dll)
The property allows an application to get or set the SPN to use for authentication when integrated Windows authentication with extended protection. If the property is not set, the default value for this SPN is of the form "SMTPSVC/<host>" where <host> is the hostname of the SMTP mail server.
The default value for this network element in the SMTP configuration file can also be changed by manually editing the machine or application configuration files directly.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.