This book explains the different types of data networks, how the key types of data networks operate, and the different types of data services they provide. Data networks have become a fundamental part of almost all communication networks. Data networks are telecommunications networks that are installed and operated for information exchange...

Seasoned authors Ronald Krutz and Russell Dean Vines continue in the tradition of their CISSP security franchise by bringing you this comprehensive guide to the Certified Ethical Hacker (CEH) program. Serving as a valuable tool for...

OpenVPN is a powerful, open source SSL VPN application. It can secure site-to-site connections, WiFi, and enterprise-scale remote connections. While being a full-featured VPN solution, OpenVPN is easy to use and does not suffer from the complexity that characterizes other IPsec VPN implementations. It uses the secure and stable TLS/SSL...

Hacking and electronic crimes sophistication has grown at an exponential rate in recent years. In fact, recent reports have indicated that cyber crime already surpasses the illegal drug trade! Unethical hackers better known as black hats are preying on information systems of government, corporate, public, and private networks and are...

If you’re a security or network professional, you already know the “do’s and don’ts”: run AV software and firewalls, lock down your systems, use encryption, watch network traffic, follow best practices, hire expensive consultants . . . but it isn’t working. You’re at greater risk...