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Categories / VB.Net by API / System Security Cryptography

 

SHA1CryptoServiceProvider ComputeHash

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: TestSHA1 <filename>")             End         End If         Dim fs As FileStream = File.OpenRead(CmdArgs(0))         Dim sha As SHA1 = New SHA1CryptoServiceProvider         Dim hash() As Byte = sha.ComputeHash(fs)         Dim b64 As String = Convert.ToBase64String(hash)         fs.Close()         Console.WriteLine(b64)     End Sub End Class