Bullet-Proofing Your Wireless Router By Steve Janss.

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Presentation transcript:

Bullet-Proofing Your Wireless Router By Steve Janss

Copyright Jansys Information Systems - All rights reserved Bullet-Proofing Your Wireless Router How to tweak your wireless router to obtain maximum protection

Copyright Jansys Information Systems - All rights reserved But First!  A quick example of one of the many thousands of stupid things one can do on a computer…

Copyright Jansys Information Systems - All rights reserved Overview  Before you start…  Firewall basics  Physical installation  Firmware upgrades  Tweaking your router’s settings

Copyright Jansys Information Systems - All rights reserved Before you start…  Update Windows  Update Office  Update Antivirus –Live Update –Default settings –Full system scan  Run Ad-Aware:  Run Spybot:  Require ctrl-alt-del to log on

Copyright Jansys Information Systems - All rights reserved Microsoft Updates  Open Internet Explorer  Help, Online Support  Downloads and Updates  Microsoft Windows Updates  Microsoft Office Updates  Automatic Updates

Copyright Jansys Information Systems - All rights reserved CTRL-ALT-DEL  Start  Control Panel  User Accounts  Change the way users log on or off

Copyright Jansys Information Systems - All rights reserved

Firewall Basics  Linksys WRT54G –Wireless Router with a built-in firewall  NAT – Network Address Translation –Separates internal and external network traffic –Hackable – requires internal client (trojan)  Access Restrictions –IP address –MAC address  WPA Shared Key

Copyright Jansys Information Systems - All rights reserved NAT  Network Address Translation –Separates internal and external network traffic –Hackable – requires internal client (trojan) 

Copyright Jansys Information Systems - All rights reserved Physical Installation  Install, upgrade, and configure router first!  Do not connect router to Internet until completely configured  Install, update, and configure NIC last  Instructions! –Quite good… –Ensures correct order (drivers vs hardware vs Windows Auto Detect)

Copyright Jansys Information Systems - All rights reserved Firmware  Software for “edge devices” like hubs, switches, routers, etc.

Copyright Jansys Information Systems - All rights reserved

Firmware Files

Copyright Jansys Information Systems - All rights reserved

The Password Is… admin Please give your friendly neighborhood hackers a hard time by changing it! Use the same strong password rules enforced at work

Copyright Jansys Information Systems - All rights reserved

Accessing The Router

Copyright Jansys Information Systems - All rights reserved

Summary  Available on the Seoul CC website  It’s really not that complicated…  You can easily undo your mistakes  So what’re you waiting for?

Questions? Thank you for coming!

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