Instant messaging services have grown in popularity and have also attracted the attention of malicious users, including virus writers. There are some basic features that all messaging clients have which may not aid in messaging but add or enhance other methods of communication, such as file transfers or video and audio chat. The chapter provides details on instant messaging, including popular clients and networks, security vulnerabilities, and best practices for protecting a corporate network or individual workstations against security threats from these messaging and chat systems. Instant messaging is becoming a tool that can be used for efficient communication. Messenger for Mac 7 is a Universal application that is built to run on both PowerPC-based and Intel-based Macs and makes it easy to take advantage of the full power of real-time communications. The impact on a business revolves around several issues, including security of the client, the unregulated flow of sensitive information and files, and copyright infringement. Microsoft Messenger is an integrated communications client that enables you to communicate with contacts within and outside your organization. Using this app you can Read incoming chat messages from all the chat applications.
Instant messaging, Internet Relay Chat (IRC), and peer-to-peer networks allow users to exchange information and files in an efficient but unmanaged way. Telegram for PC / Linux Telegram for macOS.
