Windows Security Larry MacPhee Why Security Matters Public nuisance Loss of productivity –The cost of spam!The cost of spam! Loss of data.

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Presentation transcript:

Windows Security Larry MacPhee

Why Security Matters Public nuisance Loss of productivity –The cost of spam!The cost of spam! Loss of data Identity theft Credit card fraud Erosion of trust

Focus on Prevention Prevention is easy – 6 steps Cure is hard

1. Use an Anti-Virus tool 50,000+ Windows Viruses New viruses up 400% from last year Download SophosDownload Sophos Anti-Virus from ITS

a. Keep your virus definitions up to date b. Scan while you sleep c. Automate the process

2. Guard Against Spyware NAU recommends SpybotSpybot

Find and remove

3. Filter Spam Manage your NAU

Customize your filters No more Viagra!

4. Beware the phish hook

Something phishy? Urgent requires your immediate action Plays on fear of compromised security Usually doesn’t refer to you by name Asks you to confirm your identity Asks you to enter your password Message may contain typos May use a suspicious URL More reading

5. Apply Security Updates a. Start/Windows Update b. Choose Express Install c. Install Priority Updates Note: NAU pushes out security updates to campus machines

Express Install Bypass non-critical updates

Automatic Updates a. Start/Control Panel b. System c. System Properties d. Automatic Updates

6. Browse Securely Look for the lock symbol and Use the VPN for wireless transactionsVPN Use hard to guess passwords Change passwords frequently Read your credit card statements Don’t approve save of credit card info

Why so vulnerable? 90% of computers run Windows Many dislike Microsoft and Bill Gates Windows is not very secure MS is slow to patch security holes Hard to regulate and enforce Lots of novices online

Is my computer compromised? Slower than normal performance System crashes Pop-up ads Home page has changed Browser crashes Possibly no symptoms!

Be afraid! You might be a zombie! You might have a keystroke logger You might be a DDOS pawn You might be a notorious spammer!

Remedies Disconnect from the network (temporarily) Boot up from a System Restore CD Run anti-virus software Run anti-spyware software Run disk, hardware check utilities Wipe the drive and reinstall everything! Get a Mac? Learn Linux?

Coming Soon! Microsoft Free Computing Environments (MFCE) Costs and Benefits The Open Source Movement Macintosh Linux Open Office

Acknowledgements Stephanie McCarthy - Graphics “Big Dave” Dennehey - Technical Consulting