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Personal Security Online:Protecting Yourself
Ladue Chapel Presbyterian Church
R. Scott Granneman
© 2006-2010 R. Scott GrannemanLast updated 20101114
You are free to use this work, with certain restrictions.For full licensing information, please see the last slide/page.
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Once a technologymakes something possible,
it gets applied,whether for good or bad.
Donald A. Norman
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What toBelieve?
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“Bert Is Evil”Webmaster
Yesterday a lot of youalerted me to a picture
of a Taliban propaganda posterwith Bert!
Reality is imitating the Web!I am honestly freaked out!
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TMI
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500,000,000+ active users(200,000,000 access via mobiles)
50% log in every day700,000,000,000 minutes/month
http://www.facebook.com/press/info.php?statistics
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900,000,000 objects to interact with(pages, groups, events)Average user creates
90 pieces of content per month30,000,000,000 pieces of content
shared every month
http://www.facebook.com/press/info.php?statistics
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#1photo sharing
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Status updatesMessaging
Video sharingNews sharing
Location sharing
Advertising
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The Story of Zack
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Malware
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VirusWorm
Trojan HorseSpyware
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VirusSelf-replicating
Infects another program& uses that to spread
Alters the way a computer operates
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WormSelf-replicatingUses a network
to send copies of itselfto other computers
Spreads without human intervention
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Trojan HorseMalicious program
that disguises itself aslegitimate software
Looks harmless or useful,but hides something harmful
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SpywareGathers information
about you & your computer useTransmits informationto an external entity
without your knowledgeor informed consent
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Wireless
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What’s a packet sni!er?A program and/or devicethat monitors the data
passing through a networkIt can tell the user
where data is coming from,where data is going,and what the data is
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www.wireshark.org
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FiresheepAppeared October 27, 2010
Firefox extensionMakes cookie sidejacking easy
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The solution: encryption
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Service providers(Facebook, Yahoo Mail, Twitter)need to use HTTPS everywhere
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Send email using encryptionRead email using encryption
IM using encryptionConduct e-commerce
using HTTPS
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VPN(Virtual Private Network)
encrypts all Internet tra!cStrongVPN
www.strongvpn.com$7/month
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Email! Gmail
! Hotmail
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IM! Skype
! Google Chat
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Firefox extensions! HTTPS Everywhere
! Force-TLS
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Google Chrome extensions! Secure Login Helper! KB SSL Enforcer
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For more info, see my“Co"ee shop WiFi for dummies”
www.securityfocus.com/columnists/385
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Backup
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Why?
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Source: Sylvain Pedneault; edited by jjron; http://commons.wikimedia.org/w/index.php?title=File:FirePhotography_edit1.jpg&oldid=26671960
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Source: Sylvain Pedneault; edited by jjron; http://commons.wikimedia.org/w/index.php?title=File:FirePhotography_edit1.jpg&oldid=26671960
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Source: Sylvain Pedneault; edited by jjron; http://commons.wikimedia.org/w/index.php?title=File:FirePhotography_edit1.jpg&oldid=26671960
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Source: Sylvain Pedneault; edited by jjron; http://commons.wikimedia.org/w/index.php?title=File:FirePhotography_edit1.jpg&oldid=26671960
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Source: Sylvain Pedneault; edited by jjron; http://commons.wikimedia.org/w/index.php?title=File:FirePhotography_edit1.jpg&oldid=26671960
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Backing UpOnline
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Dropboxwww.dropbox.com
Mozywww.mozy.com
Backblazewww.backblaze.com
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CrashPlanwww.crashplan.com
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Data encryptedduring transport
& in storage
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1 PC/$54/yearAll PCs/$100/year
Unlimited data
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Backing UpLocally
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Time Machine
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Backup and Restore Center
Vista only63
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Backup Personal
Files
Backup System Files
Complete PC
BackupAutomated
Backup
Home Basic
Home Premium
Business
Enterprise
Ultimate
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! !
! ! ! !
! ! ! !
! ! ! !
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CrashPlan
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Cloning
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Carbon Copy ClonerFree
www.bombich.com
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Acronis True Image$50 for Home
www.acronis.com
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ClonezillaFree
clonezilla.org
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Thank you!
Email: scott@granneman.comWeb: www.granneman.com
Publications: www.granneman.com/pubsBlog: blog.granneman.comTwitter: scottgranneman
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Personal Security Online:Protecting Yourself
Ladue Chapel Presbyterian Church
R. Scott Granneman
© 2006-2010 R. Scott GrannemanLast updated 20101114
You are free to use this work, with certain restrictions.For full licensing information, please see the last slide/page.
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Licensing of this workThis work is licensed under the Creative Commons Attribution-ShareAlike License.
To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/1.0or send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.
In addition to the rights and restrictions common to all Creative Commons licenses, the Attribution-ShareAlike License features the following key conditions:
Attribution. The licensor permits others to copy, distribute, display, and perform the work. In return, licensees must give the original author credit.
Share Alike. The licensor permits others to distribute derivative works under a license identical to the one that governs the licensor’s work.
Questions? Email scott@granneman.com
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