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PasswordDeriveBytes.PasswordDeriveBytes(Byte[], Byte[], String, Int32, CspParameters) Constructor

Initializes a new instance of the PasswordDeriveBytes class specifying the password, key salt, hash name, iterations, and cryptographic service provider (CSP) to use to derive the key.

Namespace: System.Security.Cryptography
Assembly: mscorlib (in mscorlib.dll)

PasswordDeriveBytes (
	array<unsigned char>^ password, 
	array<unsigned char>^ salt, 
	String^ hashName, 
	int iterations, 
	CspParameters^ cspParams
public PasswordDeriveBytes (
	byte[] password, 
	byte[] salt, 
	String hashName, 
	int iterations, 
	CspParameters cspParams
public function PasswordDeriveBytes (
	password : byte[], 
	salt : byte[], 
	hashName : String, 
	iterations : int, 
	cspParams : CspParameters
Not applicable.



The password to derive the key for.


The key salt to use to derive the key.


The hash algorithm to use to derive the key.


The iteration count to use to derive the key.


The cryptographic service provider (CSP) parameters for the operation.

Security noteSecurity Note:

Never hard code a password within your source code. Hard-coded passwords can be retrieved from an assembly using the MSIL Disassembler (Ildasm.exe), a hex editor, or by simply opening up the assembly in a text editor such as Notepad.exe.

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

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0

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