Gets or sets the encryption type used to encrypt the cookie.
Assembly: System.Web (in System.Web.dll)
To improve the protection of your cookie, you may want also set the CookieRequireSSL property to true.
Be sure to use the default value for this property if you want both data validation and encryption to help protect the cookie. This option uses the configured data-validation algorithm, based on the <machineKey> element. Triple-DES (3DES) is used for encryption, if available and if the key is long enough (48 bytes or more).
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.