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MembershipProvider.DecryptPassword Method

.NET Framework 4.5

Decrypts an encrypted password.

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

protected virtual byte[] DecryptPassword(
	byte[] encodedPassword
)

Parameters

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.

Exceptions

Exception	Condition
ProviderException	The ValidationKey property or DecryptionKey property is set to AutoGenerate.
PlatformNotSupportedException	This method is not available. This can occur if the application targets the .NET Framework 4 Client Profile. To prevent this exception, override the method, or change the application to target the full version of the .NET Framework.

Remarks

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

Examples

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

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4

Platforms

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.

Reference

MembershipProvider Class

System.Web.Security Namespace

Other Resources

Implementing a Membership Provider

Introduction to Membership

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