Resolves a vulnerability in the Microsoft Telnet service protocol that could allow an attacker to use credentials obtained to log back into affected systems. The attacker would then acquire user rights on a system.

Learn which network ports are used when configuring a firewall or router to use with an Xbox console and Xbox Live.

Resolves a vulnerability in Windows that could allow remote code execution if an attacker sends specially crafted packets to an affected Windows-based server.

Windows Firewall helps protect your device by filtering network traffic and blocking unauthorized access. It lowers the risk of network security threats by allowing or restricting connections based on specific criteria such as IP addresses, network ports, and application program paths.

This article describes a software update that enables a keepalive mechanism for the TN3270 service for the detection of active TCP/IP connections between a TN3270 client and the TN3270 service.

When you try to create a new Telnet session, the Psxss.exe process crashes. This issue occurs because a property of the Psxss.exe process is not updated when the Telnet session is closed. Therefore, when a new session is created, the property is invalid, and it causes the crash.

The meeting request may be sent by using a Simple Mail Transfer Protocol (SMTP) tool, such as Telnet. The .ics file may be generated manually by Exchange Server 2013 or by some third-party tools.

Learn about Enhanced Sign in Security (ESS) and how to configure it.

Host name resolution resolves the names of TCP/IP resources that do not connect through the NetBIOS interface. The most common example of this is a Web browser such as Microsoft Internet Explorer. Other examples include Internet applications such as Ping, FTP, and Telnet.

To check the save status of any game, highlight a game’s box art anywhere in the console experience, press the Menu button , and go to Game card. From within the Game card, simply highlight the game’s box art again to see a status for your game save associated with that game.