How to Send Messages and Files Over Office LAN Securely

1. Is LAN Messenger safe?
2. How do I create a LAN Messenger?
3. What port does LAN Messenger use?
4. What is messaging over LAN?

Is LAN Messenger safe?

All messages and files exchanged by the users are securely encrypted and never go outside your local company network, which guarantees that no unauthorized person will ever read your private correspondence or access your sensitive data.

How do I create a LAN Messenger?

Here's how i'd go about the implementation on a high level:

1. Implement an application that contains server AND client functionality in one executable.
2. When the app is started, run the server if no other server is detected (automatically or specified by the user).
3. Always run the client.

What port does LAN Messenger use?

Port 19771 (TCP/UDP) - Softros LAN Messenger - WhatPortIs.com.

What is messaging over LAN?

A LAN Messenger is an instant messaging program for computers designed for use within a single local area network (LAN). Many LAN Messengers offer basics functionality for sending private messages, file transfer, chatrooms and graphical smileys.