Network Security Hacks

Chapter 1. Unix Host Security Networking is all about connecting computers together, so it follows that a computer network is no more secure than the machines that it connects. A single insecure host can make lots of...

Chapter 2. Windows Host Security Hacks 2336 This chapter shows some ways to keep your Windows system up-to-date and secure, thereby making your network a safer place to work (and have fun). Although many may scoff...

Chapter 3. Privacy and Anonymity It's been said before, but it's truer now than ever: the Internet can be a scary place. Performing banking transactions, filing taxes, paying bills, and buying and selling goods onlineall of th...

Chapter 4. Firewalling When designing a network, it's often desirable to define policies governing how and where certain vital network services can be accessed. The firewall is a key technology that is instrumental in enforcin...

Chapter 5. Encrypting and Securing Services Hacks 5461 A network is only as secure as the weakest host connected to it. Therefore, it follows that a host is only as secure as the weakest service that it's running....

Chapter 6. Network Security As we come to rely more and more on massively interconnected networks, the stability and security of those networks becomes more vital than ever. The world of business has adopted information techno...

Chapter 7. Wireless Security Hacks 7678 Wireless networks have been plagued with many well-publicized issues since they became popular at the end of the 1990s. Because of such problems and the risks they...

Chapter 8. Logging Hacks 7986 Keeping logs is an important aspect of maintaining the security of your network, because logs can assist in everything from alerting you to an impending attack to debugging...

Chapter 9. Monitoring and Trending Hacks 8791 While the importance of reliable system logs can't be overestimated, logs tell only part of the story of what is happening on your network. When something out of the o...

Chapter 10. Secure Tunnels Untrusted computer networks (such as the Internet and public wireless networks) can be pretty hostile environments, but they can be tamed to some degree. This chapter primarily deals with h...

Chapter 11. Network Intrusion Detection Hacks 106120 One type of tool that's come to the forefront in network security in recent years is the network intrusion detection system (NIDS). These systems can...

Chapter 12. Recovery and Response Incident recovery and response is a broad topic, and there are many opinions on the proper methods to use and actions to take once an intrusion has been discovered. Just as...