Download Absolute Beginner's Guide to Personal Firewalls (Absolute by Jerry Lee Ford Jr. PDF

By Jerry Lee Ford Jr.

Absolutely the Beginner's consultant to private Firewalls is designed to supply simplified, but thorough firewall info at the so much familiar own firewall software program functions on hand for the non specialist firewall patron. furthermore, it deals info and hyperlinks to websites to help you try out your safety after your own firewall is put in.

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Absolute Beginner's Guide to Personal Firewalls (Absolute Beginner's Guide)

Absolutely the Beginner's consultant to private Firewalls is designed to supply simplified, but thorough firewall info at the such a lot wide-spread own firewall software program functions to be had for the non professional firewall customer. furthermore, it deals info and hyperlinks to sites to help you try your safety after your individual firewall is put in.

Extra resources for Absolute Beginner's Guide to Personal Firewalls (Absolute Beginner's Guide)

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However, back at the central office, you do share the telephone company’s connection to the Internet with all other DSL users serviced by that office, so you might still experience slowdowns during peak usage periods. Cable and DSL Modems Cable and DSL Internet connections each require their own special type of modem. These modems are expensive, usually over $200. DSL customers and a large number of cable subscribers have no choice but to lease their cable modem as a part of their high-speed Internet access package.

Recognition and defense against denial-of-service attacks—The firewall should be able to recognize when an attack has been launched and be able to terminate it by blocking the attacker’s access. ■ Alerting and logging—Your firewall should alert you when it detects a security breach or attack and keep a detailed log for you to review. ■ Support for home networking—Some personal firewalls work with home networks while others may prevent them from functioning. Hardware Firewalls Hardware firewalls are external devices that provide a buffer between your computer and your Internet connection.

The purpose of this book then is to help you prevent the breach of your computer systems, data, and privacy. Some hacker tools that you should know about are port scanners and password crackers. Port scanners search the Internet looking for online computers that have open TCP/IP ports. TCP/IP ports are software-created communications ports that are assigned to network applications. Network applications communicate with other network applications by sending and receiving data to the appropriate TCP/IP port.

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