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MembershipProvider.DecryptPassword Method

Decrypts an encrypted password.

Namespace:  System.Web.Security
Assembly:  System.Web (in System.Web.dll)

protected virtual byte[] DecryptPassword(
	byte[] encodedPassword


Type: System.Byte[]

A byte array that contains the encrypted password to decrypt.

Return Value

Type: System.Byte[]
A byte array that contains the decrypted password.


The ValidationKey property or DecryptionKey property is set to AutoGenerate.

The DecryptPassword method is a virtual method that is provided for membership provider implementations to use when supporting encrypted password formats.

For an example of a MembershipProvider implementation, see Implementing a Profile Provider.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0