Home Network Security Simplified

by Doherty, Jim; Anderson, Neil

• ISBN13: 9781587201639
• ISBN10: 1587201631
• Edition: 1st
• Format: Paperback
• Copyright: 2007-01-01
• Publisher: Cisco Press

Summary

A straightforward, graphic-based reference book for network security for the home and small

Table of Contents

Introduction	xiv
Tip 1: Use Firewalls	1	(22)
Why Do I Need Firewalls?	3	(2)
How Firewalls Work	5	(2)
Stateful Packet Inspection Firewalls	5	(1)
Personal Software Firewalls	6	(1)
Putting Firewalls to Work	7	(11)
Putting a Firewall Between You and the Internet	8	(1)
Routers with a Built-in Firewall	8	(1)
Dedicated Firewall Devices	9	(1)
Enabling Personal Firewalls on Your Computers	10	(1)
Windows XP Built-in Firewall	10	(2)
ZoneAlarm Personal Software Firewall	12	(4)
Personal Software Firewalls for Purchase	16	(2)
Test Driving Your New Protection	18	(2)
What to Do If You Think You've Been Hacked	20	(2)
Sometimes, Firewalls Block the Good Stuff	22	(1)
Summary	22	(1)
Where to Go for More Information	22	(1)
Tip 2: Secure Your Wireless Network	23	(30)
Why Should I Care About Wireless Network Security?	25	(1)
What Do I Do About Wireless Security?	26	(5)
Change Your Password	27	(1)
Do Not Advertise Your Wireless Network	28	(1)
Scramble Your Signal	28	(3)
Disable Ad-Hoc Networking	31	(1)
How to Do It: Securing Your Wireless Network	31	(19)
Change the Router's Default Password	31	(1)
Stop Advertising Your Wireless Network	32	(1)
Enable Wireless Encryption	33	(1)
Enabling WEP Encryption on the Wireless Router	33	(2)
Enabling WEP Encryption on the Wireless NIC	35	(9)
WPA Encryption Example	44	(4)
Disable Ad-Hoc Networking	48	(2)
Prevent Unintentional Roaming	50	(1)
Wireless Security Checklist	50	(1)
Summary	51	(1)
Where to Go for More Information	52	(1)
Tip 3: Use Antivirus Protection	53	(24)
What Are Computer Viruses?	55	(3)
Viruses	55	(1)
Worms	56	(1)
Trojan Horses	57	(1)
Commonsense Approach to Computer Viruses	58	(1)
How Antivirus Works	59	(2)
Virus Detection	60	(1)
Virus Prevention	60	(1)
Inoculating Yourself Against Computer Viruses	61	(11)
Turning On Antivirus at Your ISP	62	(1)
Installing Antivirus Software on Your Computers	63	(2)
Scanning Your Computer for Viruses	65	(2)
Blocking New Virus Infections	67	(1)
Enabling Unknown Virus Detection (Heuristics)	67	(2)
Updating Your Virus Signatures	69	(1)
Windows Live OneCare	70	(2)
What to Do If You Think You've Been Infected	72	(2)
Summary	74	(1)
Where to Go for More Information	75	(2)
Tip 4: Keep Your Software Updated	77	(18)
Why Software Needs to Be Updated	79	(1)
Updating Your Operating System	79	(4)
Enabling Automatic Updates	80	(2)
Manual Operating System Updates	82	(1)
Updating Your Software Programs	83	(2)
Using Windows Restore Points	85	(5)
Creating a Restore Point	86	(2)
Restoring Your Computer to a Restore Point	88	(2)
What to Do If You Think Your Operating System Has Been Compromised	90	(2)
Summary	92	(1)
Where to Go for More Information	93	(2)
Tip 5: Lock Out Spyware and Adware	95	(22)
What Is Spyware and Adware?	97	(2)
Adware	97	(1)
Spyware	98	(1)
Are Spyware and Adware Viruses?	99	(1)
Preventing Spyware and Adware	99	(14)
Exercising Common Sense	100	(1)
Installing a Popup Blocker	100	(1)
Turning On the Internet Explorer Built-in Popup Blocker	100	(1)
Installing a Third-Party Popup Blocker Program	100	(2)
Installing an Antispyware/Antiadware Program	102	(1)
Free Antispyware/Antiadware Programs	103	(5)
Windows Defender	108	(4)
Antispyware/Antiadware in the Security Bundles	112	(1)
What to Do If You Think You've Been Infected	113	(2)
Spyware/Adware-Removal Tools	113	(1)
Removing Spyware and Adware Programs Using the Installed Programs List	114	(1)
Summary	115	(1)
Where to Go for More Information	115	(2)
Tip 6: Keep an Eye on Your Kids	117	(26)
What Are the Dangers Your Kids Might Encounter Online?	119	(1)
Pornography	119	(1)
Predators	119	(1)
Gambling	119	(1)
Hacking	120	(1)
Illegal Peer-to-Peer Sharing	120	(1)
Maybe I Should Rethink This Internet Thing	120	(1)
Preparing Kids for Being Online	121	(1)
Establish and Communicate the Internet Usage Policy	121	(1)
Making Kids Aware of Online Dangers	122	(1)
Avoid Giving Out Personal Information Online	123	(1)
Policing Kids Online	123	(1)
Browse in Plain Sight	123	(1)
Monitor and Review Your Kids' Websites and Blogs	124	(3)
Check Out Your Kids' Blogs	125	(1)
Review Website History	126	(1)
Using Parental Controls	127	(7)
Parental Controls at Your ISP	128	(2)
Parental Controls at Your Home Network Router	130	(4)
Parental Controls on Your Computers	134	(4)
What to Do If You Think Your Child Is Abusing the Rules	138	(4)
Activity Loggers	138	(4)
Summary	142	(1)
Where to Go for More Information	142	(1)
Tip 7: Recognize and Avoid Phishing Scams	143	(12)
How Phishing Scams Work	146	(1)
Tricks of the Trade	146	(3)
How to Avoid Becoming a Victim	149	(4)
What to Do If You Suspect You Are the Target of a Phishing Scam	153	(1)
Summary	154	(1)
Where to Go for More Information	154	(1)
Tip 8: Create Strong Passwords	155	(8)
Anatomy of a Lousy Password	157	(2)
Elements of a Strong Password	159	(1)
How to Create a Strong Password That You Can Remember	159	(1)
Additional Password Tips	160	(1)
Summary	161	(1)
Where to Go for More Information	162	(1)
Tip 9: Back Up Your Files	163	(16)
What Should I Back Up?	165	(1)
Where Do I Back Up To?	166	(1)
How Often Should I Back Up?	166	(1)
Storage Method Overview	167	(1)
Flash Memory	167	(1)
External Hard Drives	168	(1)
Networked Storage	169	(1)
Online Storage	170	(3)
DVD or CD Storage	173	(1)
Summary of Storage Options	174	(1)
Putting It All Together	175	(1)
Using Windows XP Backup	176	(1)
Summary	177	(1)
Where to Go for More Information	177	(2)
Tip 10: Use Common Sense	179	(8)
Urban Legends	182	(1)
E-Mail Stock Tips (Pump-and-Dump Scams)	182	(1)
Work from Home (Pyramid) Schemes	183	(1)
Money-Exchange Schemes	183	(1)
``Hot'' Merchandise Scam	184	(1)
What to Do to Protect Yourself	184	(1)
Summary	185	(1)
Where to Go for More Information	185	(2)
``They Couldn't Hit an Elephant at This Distance''	187	(4)
Glossary	191	(10)
Index	201