How to perform 'Async RSA Keygen' in VisualBasic.
' Task: Async RSA Keygen
' Language: VisualBasic
Sub async_rsa_keygen()
' Implementation for Async RSA Keygen
Dim result = ...; ' Initialize variable
' TODO: Implement core logic here
' Step 1: Prepare data
' Step 2: Process Async RSA Keygen
Console.WriteLine("Done");
End Sub