Server
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############################# ##Server ############################# $port=2021 $endpoint = new-object System.Net.IPEndPoint ([IPAddress]::Any,$port) $udpclient=new-Object System.Net.Sockets.UdpClient $port $content=$udpclient.Receive([ref]$endpoint) $convert=[Text.Encoding]::ASCII.GetString($content) $spli=$convert.Split("*") $val=$spli[1] #MD5 $result1="" $cryptoServiceProvider = [System.Security.Cryptography.MD5CryptoServiceProvider]; $hashAlgorithm = new-object $cryptoServiceProvider $hashByteArray1 = $hashAlgorithm.ComputeHash([Char[]]$val); foreach($byte in $hashByteArray1) { $result1 += "{0:X2}" -f $byte} if($spli[0] -eq $result1) { Write-Host "Text unchanged, same source and destination" Write-Host "MD5 source" + $spli[0] + "MD5 destination" + $result1 } else { Write-Host "Text changed, isn't the same in the source and destination" Write-Host "MD5 source" + $spli[0] + "MD5 destination" + $result1 } $udpclient.Close() |
Client
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############################# ##Client ############################# $port=2021 $endpoint = new-object System.Net.IPEndPoint ([IPAddress]::Loopback,$port) $udpclient=new-Object System.Net.Sockets.UdpClient $val="hola" #MD5 $result1="" $cryptoServiceProvider = [System.Security.Cryptography.MD5CryptoServiceProvider]; $hashAlgorithm = new-object $cryptoServiceProvider $hashByteArray1 = $hashAlgorithm.ComputeHash([Char[]]$val); foreach($byte in $hashByteArray1) { $result1 += "{0:X2}" -f $byte} #Bad solution $enviar=$result1.ToString()+"*"+$val $b=[Text.Encoding]::ASCII.GetBytes($enviar.ToString()) $bytesSent=$udpclient.Send($b,$b.length,$endpoint) $udpclient.Close() |
