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MachineKey.Encode Method

Note: This API is now obsolete.

Encrypts data and/or appends a hash-based message authentication code (HMAC).

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

[ObsoleteAttribute("This method is obsolete and is only provided for compatibility with existing code. It is recommended that new code use the Protect and Unprotect methods instead.")]
public static string Encode(
	byte[] data,
	MachineKeyProtection protectionOption


Type: System.Byte[]

The data to encrypt.

Type: System.Web.Security.MachineKeyProtection

Indicates whether the data parameter should be encrypted and/or hashed.

Return Value

Type: System.String
The encrypted value, the input value with an HMAC appended, or the result of encrypting the input value with an HMAC appended.

For information about which encryption and hashing algorithms ASP.NET uses to decrypt and validate the data that is passed in, see machineKey Element (ASP.NET Settings Schema).

For a code example, see the MachineKey class overview.

.NET Framework

Supported in: 4
Obsolete (compiler warning) in 4.6
Obsolete (compiler warning) in 4.6
Obsolete (compiler warning) in 4.5
Obsolete (compiler warning) in 4.5.1
Obsolete (compiler warning) in 4.5.2
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