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AesManaged.KeySize Property

Gets or sets the size, in bits, of the secret key used for the symmetric algorithm.

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

public override int KeySize { get; set; }

Property Value

Type: System.Int32
The size, in bits, of the key used by the symmetric algorithm.

The maximum size of the key is 256 bits.

.NET Framework

Supported in: 4, 3.5

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, 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.