Kategoria BISAC: Technology & Engineering >> Data Transmission Systems - General

Securing VoIP: Keeping Your VoIP Network Safe will show you how to take the initiative to prevent hackers from recording and exploiting your company's secrets. Drawing upon years of practical experience and using numerous examples and case studies, technology guru Bud Bates discusses the business realities that necessitate VoIP system security and the threats to VoIP over both wire and wireless networks. He also provides essential guidance on how to conduct system security audits and how to integrate your existing IT security plan with your VoIP system and security plans,...

This work addresses stealthy peripheral-based attacks on host computers and presents a new approach to detecting them. Peripherals can be regarded as separate systems that have a dedicated processor and dedicated runtime memory to handle their tasks. The book addresses the problem that peripherals generally communicate with the host via the host's main memory, storing cryptographic keys, passwords, opened files and other sensitive data in the process - an aspect attackers are quick to exploit.

Here, stealthy malicious software based on isolated micro-controllers is implemented to...

Since the release of the first internet phone in 1995, the use of voice over internet protocol (VoIP) has grown exponentially, so that today it is an established and popular technology for real-time communications in both business and daily life.

This Guide to Voice and Video over IP introduces the fundamental techniques underpinning the huge success and global penetration of VoIP. After highlighting the benefits and growing importance of VoIP, the text presents a review of the latest advances in speech and video compression, computer networking protocols, the assessment and...

How did popular radio in past decades from President Franklin D. Roosevelt's "Fireside Chats" in the 1930s through Top 40 music and Rush Limbaugh's talk radio empire shape American society? How did devices and systems like the iPhone, Pandora, and YouTube turn the radio industry upside-down? Does radio still have a future, and if so, what will we want it to look like?

Radio 2.0: Uploading the First Broadcast Medium covers the history and evolution of Internet radio, explaining what came before, where Internet radio came from, and where it is likely headed. It also gives...

In this book, Harley Hahn demystifies Emacs for programmers, students, and everyday users. The first part of the book carefully creates a context for your work with Emacs. What exactly is Emacs? How does it relate to your personal need to work quickly and to solve problems? Hahn then explains the technical details you need to understand to work with your operating system, the various interfaces, and your file system.

In the second part of the book, Hahn provides an authoritative guide to the fundamentals of thinking and creating within the Emacs environment. You start by learning how...

Learn the key standards--iBeacon, Eddystone, Bluetooth 4.0, and AltBeacon--and how they work with other proximity technologies. Then build your understanding of the proximity framework and how to identify and deploy the best solutions for your own business, institutional, or consulting needs.

Proximity technology--in particular, Bluetooth beacons--is a major source of business opportunity, and this book provides everything you need to know to architect a solution to capitalize on that opportunity.

What You'll Learn

• Understand the disruptive implications...

The last decade has witnessed the rise of the cell phone from a mode of communication to an indispensable multimedia device, and this phenomenon has led to the burgeoning of mobile communication studies in media, cultural studies, and communication departments across the academy.
"The Routledge Companion to Mobile Media" seeks to be the definitive publication for scholars and students interested in comprehending all the various aspects of mobile media. This collection, which gathers together original articles by a global roster of contributors from a variety of disciplines, sets out to...