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 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.