digital enemies

Digital Digital EnemiesEnemies

CC CL Abdul Lateef KhanCC CL Abdul Lateef Khan

Millennium ToastmastersMillennium Toastmasters

August 28, 2007August 28, 2007

Digital EnemiesDigital Enemies

Our GoalsOur Goals

What is Malware?What is Malware?

Examples of MalwareExamples of Malware

Spam-malwareSpam-malware

Blended ThreatBlended Threat

Safety MeasuresSafety Measures


MalwareMalware

Malicious softwareMalicious software

Set of coded instructions Set of coded instructions

Corrupt files, alter/delete data, distrubute Corrupt files, alter/delete data, distrubute confidential dataconfidential data

Disable hardwareDisable hardware

Deny legitimate user accessDeny legitimate user access

Cause a hard drive to crashCause a hard drive to crash



VirusesViruses- - self replicate within computers & networkself replicate within computers & network

- - alter files and dataalter files and data

- - usually require some action from userusually require some action from user

WormsWorms- - replicate itselfreplicate itself

-- do not alter file, resides in memory do not alter file, resides in memory

- - infect a computer without any user interactioninfect a computer without any user interaction



TrojansTrojans- - hidden within innocuous program/datahidden within innocuous program/data

- - create backdoors and access personal datacreate backdoors and access personal data

- - do not self replicatedo not self replicate

Browser hijackersBrowser hijackers- - alter browser settingsalter browser settings

- - alter default home page/search pagesalter default home page/search pages

- - add bookmarks/pop ups/redirect URL’sadd bookmarks/pop ups/redirect URL’s


Serious ThreatsSerious Threats

Spam – MalwareSpam – Malware- - malware and spam working togethermalware and spam working together

- - unwanted e – mailsunwanted e – mails

- - unsolicited / sent in bulkunsolicited / sent in bulk

Blended ThreatBlended Threat- - bundles the worst of viruses, worms, Trojan etc.bundles the worst of viruses, worms, Trojan etc.

- - can initiates, transmit & attack by itselfcan initiates, transmit & attack by itself

- - transport multiple attack in one payloadtransport multiple attack in one payload


OverviewOverview



Keep Operating System up-to-dateKeep Operating System up-to-date

Install Anti VirusInstall Anti Virus

Have a FirewallHave a Firewall

- Hardware- Hardware

- Software- Software

AntispywareAntispyware

Install updatesInstall updates

digital enemies

Technology