Web Security
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The document is a presentation about the internet and internet security. It defines internet as a global collection of networks connected together. It notes some key facts about the early history and growth of the internet. It also summarizes that internet users are identified by IP addresses and discusses what IP addresses are and how they work. The presentation goes on to discuss common internet activities and security risks online, providing tips for securing devices, browsers, passwords, and privacy settings.
Web Security
- 1. What is Internet ?Presentation By : Tripad Mishra (me@Tripad.im)
- 2. What is InternetInternet is a global collection of huge number of networks which are connected to each other in a way or another.Birth of internet was in 1969, ARPAnetwith just 4 nodes which were connected at around 50 kbps!!VSNL introduced internet in 1995 with dialup connectivity in just 6 cities.When connected to a N/W computers are identified by their “online identity” – IP AddressesPresentation By : Tripad Mishra (me@Tripad.im)
- 3. A Day in the life of “Internet”Around …210 BILLION emails are sent each day!2 BillionYouTube Videos are watched DAILY !500 Million+ people use Facebook65 Million tweets are sent daily!900,000 blogs articles are written DAILY !Presentation By : Tripad Mishra (me@Tripad.im)
- 4. IP-Address – Your Internet Identity59.95.64.235Presentation By : Tripad Mishra (me@Tripad.im)
- 5. IP-Address – Your Internet IdentityUnique identity to every computer on a “network”Presentation By : Tripad Mishra (me@Tripad.im)
- 6. IP-Address – Your Internet Identity2 Types of IP Addresses – Local and Internet IPsInternet IPs are provided by your ISPLocal IPs are set by you(or your network administrator)Every computer/device must have atleast one IP address for it to work on a networkIP Address is key information by which computers talk to each otherTo find out your public IP visit: www.CMyIP.comPresentation By : Tripad Mishra (me@Tripad.im)
- 7. IP-Address – Your Internet IdentityRun “CMD” > ipconfig /allPresentation By : Tripad Mishra (me@Tripad.im)
- 8. Devices!! Between you and FacebookPresentation By : Tripad Mishra (me@Tripad.im)
- 9. Why care for internet security ?10% of world’s spam emails are send from India!Out of 22 Million PCs scanned in a survey more than 40% were found infected – PC world1 out of every 8 computers is either vulnerable or is already infected with a malware!420,000 scam e-mails are sent every hour (UK)Around 57,000 fake/phishing sites are made every week! 3 million per year!!Need More Reasons ?Presentation By : Tripad Mishra (me@Tripad.im)
- 10. So how the hell can I secure myself?Every thing comes at a price … even security You do need to understand somegeeky stuff! …And need some common sense ! :-PSo let me just introduce some security basics Presentation By : Tripad Mishra (me@Tripad.im)
- 11. The Bottom Up ApproachSecure your:Router (Modem)Operating SystemFirewalls & AntivirusBrowser and other internet applicationsBrowsing habits!Presentation By : Tripad Mishra (me@Tripad.im)
- 12. Browser –your stairway to heavenWhat is a browser?Internet Explorer “Hai Allah!!”Presentation By : Tripad Mishra (me@Tripad.im)
- 13. Browser –your stairway to heavenOpera – because red rocksPresentation By : Tripad Mishra (me@Tripad.im)
- 14. Opera– ExperienceOpera – The true multi platform browserThe world’s fastest browser (windows)“The most stable browser” - dailytech.comTabbed Browsing and Speed DialsOpera LinkOpera UniteOpera TurboOpera SecurityOpera MiniPresentation By : Tripad Mishra (me@Tripad.im)
- 15. Opera– ExperienceThe next generation in desktop Web browsing Opera 10 seriesGet opera:http://www.Opera.com(for PC)m.opera.com (for mobile phones)Presentation By : Tripad Mishra (me@Tripad.im)
- 16. Safety in the wild!SSL encryption – keep those eavesdroppers away!Private browsing sessionsPasswords – don’t we hate them :-PDNS – get those names rightTiny URLs – zorkajhatkadheere sePresentation By : Tripad Mishra (me@Tripad.im)
- 17. Safety in the wild!Download with care!Understand phishingUse Google to your advantageUse link scannersPresentation By : Tripad Mishra (me@Tripad.im)
- 18. The Router(modem)The really awful default passwordsRouter are sold with a simple/no default passwordKeep them long and uncommon!Bad Assumptions:Why will anyone access my router ?Free internet ? I have an unlimited plan!My routers WiFi range is not leaving my room.. No one can access it !There are no terrorist in Nagpur :-PPresentation By : Tripad Mishra (me@Tripad.im)
- 19. The Router(WiFi)Please change that default SSID !! Common/Default SSID can put your router at risk! Hiding SSID really doesn’t help!Presentation By : Tripad Mishra (me@Tripad.im)
- 20. The Router(WiFi)Never ever leave your WiFi OpenPlease use WPA2 onlyWPA2 (AES) is the strongest encryptionWEP keys were broken a decade ago please stop using them !“password” is not a GOOD password!wad_2010_wAs_Awesome! (22 characters) I_Just_lov3_my_strong_paSS_w0rd (30+ characters)Presentation By : Tripad Mishra (me@Tripad.im)
- 21. Presentation By : Tripad Mishra (me@Tripad.im)
- 22. The Router(WiFi)(Advanced)Change routers default IP addressTurn off DHCP if you don’t need it“Port forwarding” can cause problemsMaintain logsPresentation By : Tripad Mishra (me@Tripad.im)
- 23. Operating SystemLegal Operating system = Best security measure!Antivirus wont protect if you have a vulnerable OSUpdates are important, atleast update 3 times in a month!Presentation By : Tripad Mishra (me@Tripad.im)
- 24. Operating System – USB malwareMost common technique to spread malwareTurn off “Autorun” featurehttp://bit.ly/wad-autorun“Explore” all drives .. Don’t double clickKeep hidden files ONPresentation By : Tripad Mishra (me@Tripad.im)
- 25. Operating System – USB malwareStart > RUN > gpedit.mscPresentation By : Tripad Mishra (me@Tripad.im)
- 26. Operating System – USB malwarePresentation By : Tripad Mishra (me@Tripad.im)
- 27. Operating System – USB malwarePresentation By : Tripad Mishra (me@Tripad.im)
- 28. Antivirus and FirewallAntivirus are your best bet against malwaresFirewalls secure your internet access, its not a must be its good to have oneUpdates are a must!Presentation By : Tripad Mishra (me@Tripad.im)
- 29. Antivirus and FirewallHow to choose?Try the free demos and compare antivirus Free antivirus scan/application are not always good Google around for independent reviews Read : http://www.virusbtn.comhttp://www.passmark.com/benchmark-reports/http://www.av-comparatives.orgPresentation By : Tripad Mishra (me@Tripad.im)
- 30. Antivirus and FirewallMust have features On Demand scanner Proactive detection Anti Spyware/ tracking cookie detection Browser Plugin*Presentation By : Tripad Mishra (me@Tripad.im)
- 31. Antivirus and FirewallPresentation By : Tripad Mishra (me@Tripad.im)
- 32. Spam, Phishing & FacebookWhat is SPAM ?Where does it SPAM come from ?Phishing – Bad grammar meets stupid peopleFacebook safetyFacebook PrivacyFacebook Apps“LOL this is freaking aweeesuuummm”Not everyone is your friendPDF files – this is new ;-)Presentation By : Tripad Mishra (me@Tripad.im)
- 33. Questions ?Presentation By : Tripad Mishra (me@Tripad.im)