C# Signature:

[DllImport(@"advapi32.dll", CharSet = CharSet.Auto, SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool CryptExportKey(IntPtr hKey, IntPtr hExpKey, uint dwBlobType, uint dwFlags, [In, Out] byte[] pbData, ref uint dwDataLen);

VB Signature:

Declare Function CryptExportKey Lib "advapi32.dll" (TODO) As TODO

User-Defined Types:

None.

Notes:

None.

Tips & Tricks:

Please add some!

Sample Code:

Please add some!

Alternative Managed API:

AsymmetricAlgorithm.ToXmlString, SymmetricAlgorithm.Key