Encoding.ASCII : Encoding « System.Text « VB.Net by API

1. VB.Net by API
2. System.Text
3. Encoding

Encoding.ASCII

  

Imports System
Imports System.IO
Imports System.Security.Cryptography
Imports System.Text
Imports System.Runtime.Serialization.Formatters

public class MainClass
   Shared Public Sub Main(ByVal CmdArgs() As String)
        If (CmdArgs.Length <> 1) Then
            Console.WriteLine("usage: TestKeyHash <filename>")
            End
        End If
        Dim key() As Byte = Encoding.ASCII.GetBytes("My Secret Key".ToCharArray())
        Dim hmac As HMACSHA1 = New HMACSHA1(key)
        Dim fs As FileStream = File.OpenRead(CmdArgs(0))
        Dim hash() As Byte = hmac.ComputeHash(fs)
        Dim b64 As String = Convert.ToBase64String(hash)
        fs.Close()
        Console.WriteLine(b64)
    End Sub

End Class

   
    
  

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