AesCryptoServiceProvider.KeySize Property

Definition

Gets or sets the size, in bits, of the secret key.

C#
public override int KeySize { get; set; }
C#
public override int KeySize { get; [System.Security.SecurityCritical] set; }

Property Value

The size, in bits, of the key.

Attributes

Remarks

For AES, the legal key sizes are 128, 192, and 256 bits.

Changing the KeySize value resets the key and generates a new random key. This happens whenever the KeySize property setter is invoked (including when it's assigned the same value).

Applies to

Product Versions
.NET Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9
.NET Framework 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 2.0, 2.1