Realizar un login entre un cliente y servidor por UDP en PowerShell (comprobar el usuario y la contraseña en el cliente y en el servidor) | Operating systems, scripting, PowerShell and security

Contenidos

Servidor
Cliente

Servidor

##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("*")
$user=$spli[0]
$pass=$spli[1]

if($user -eq "user" -and $pass -eq "pass")
{
    Write-Host "Login"
}
else
{
    Write-Host "No login"
}

$udpclient.Close()

##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("*")

$user=$spli[0]

$pass=$spli[1]

if($user -eq "user" -and $pass -eq "pass")

{

Write-Host "Login"

}

else

{

Write-Host "No login"

}

$udpclient.Close()

Cliente

##Client

$convert="user*pass"
$spli=$convert.Split("*")
$user=$spli[0]
$pass=$spli[1]
if($user -eq "user" -and $pass -eq "pass")
{
    Write-Host "Login"
    $port=2021
    $endpoint = new-object System.Net.IPEndPoint ([IPAddress]::Loopback,$port)
    $udpclient=new-Object System.Net.Sockets.UdpClient
    $val="user*pass"
    $b=[Text.Encoding]::ASCII.GetBytes($val.ToString())
    $bytesSent=$udpclient.Send($b,$b.length,$endpoint)
    $udpclient.Close()
}
else
{
    Write-Host "No login"
}

##Client

$convert="user*pass"

$spli=$convert.Split("*")

$user=$spli[0]

$pass=$spli[1]

if($user -eq "user" -and $pass -eq "pass")

{

Write-Host "Login"

$port=2021

$endpoint = new-object System.Net.IPEndPoint ([IPAddress]::Loopback,$port)

$udpclient=new-Object System.Net.Sockets.UdpClient

$val="user*pass"

$b=[Text.Encoding]::ASCII.GetBytes($val.ToString())

$bytesSent=$udpclient.Send($b,$b.length,$endpoint)

$udpclient.Close()

}

else

{

Write-Host "No login"

}

Publicado el día 23 de enero de 2021

CATEGORÍAS

PowerShell, Red, Seguridad

ETIQUETAS

.NET, ASCII.GetBytes, client, IPAddress, Jesús Niño, Jesús Niño Camazón, Length, New-Object, Server, Sockets, Split, System.Net.IPEndPoint, System.Net.Sockets.UdpClient, Text.Encoding, ToString, UDP, User, Write-Host

Servidor

Cliente

CATEGORÍAS

ETIQUETAS

MÁS