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Web Security

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Tripad M
Tripad M

Presentation on Web Security

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What is Internet ? Presentation By : Tripad Mishra (me@Tripad.im)
What is Internet Internet 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 Addresses Presentation By : Tripad Mishra (me@Tripad.im)
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 Facebook 65 Million tweets are sent daily! 900,000 blogs articles are written DAILY ! Presentation By : Tripad Mishra (me@Tripad.im)
IP-Address – Your Internet Identity 59.95.64.235 Presentation By : Tripad Mishra (me@Tripad.im)
IP-Address – Your Internet Identity Unique identity to every computer on a “network” Presentation By : Tripad Mishra (me@Tripad.im)
IP-Address – Your Internet Identity 2 Types of IP Addresses – Local and Internet IPs Internet IPs are provided by your ISP Local IPs are set by you(or your network administrator) Every computer/device must have atleast one IP address for it to work on a network IP Address is key information by which computers talk to each other To find out your public IP visit: www.CMyIP.com Presentation By : Tripad Mishra (me@Tripad.im)
IP-Address – Your Internet Identity Run “CMD” > ipconfig /all Presentation By : Tripad Mishra (me@Tripad.im)
Devices!! Between you and Facebook Presentation By : Tripad Mishra (me@Tripad.im)
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 world 1 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)
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 ! :-P So let me just introduce some security basics  Presentation By : Tripad Mishra (me@Tripad.im)
The Bottom Up Approach Secure your: Router (Modem) Operating System Firewalls & Antivirus Browser and other internet applications Browsing habits! Presentation By : Tripad Mishra (me@Tripad.im)
Browser –your stairway to heaven What is a browser? Internet Explorer “Hai Allah!!” Presentation By : Tripad Mishra (me@Tripad.im)
Browser –your stairway to heaven Opera – because red rocks Presentation By : Tripad Mishra (me@Tripad.im)
Opera– Experience Opera – The true multi platform browser The world’s fastest browser (windows) “The most stable browser” - dailytech.com Tabbed Browsing and Speed Dials Opera Link Opera Unite Opera Turbo Opera Security Opera Mini Presentation By : Tripad Mishra (me@Tripad.im)
Opera– Experience The next generation in desktop Web browsing Opera 10 series Get opera: http://www.Opera.com(for PC) m.opera.com (for mobile phones) Presentation By : Tripad Mishra (me@Tripad.im)
Safety in the wild! SSL encryption – keep those eavesdroppers away! Private browsing sessions Passwords – don’t we hate them :-P DNS – get those names right Tiny URLs – zorkajhatkadheere se Presentation By : Tripad Mishra (me@Tripad.im)
Safety in the wild! Download with care! Understand phishing Use Google to your advantage Use link scanners Presentation By : Tripad Mishra (me@Tripad.im)
The Router(modem) The really awful default passwords Router are sold with a simple/no default password Keep 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 :-P Presentation By : Tripad Mishra (me@Tripad.im)
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)
The Router(WiFi) Never ever leave your WiFi Open Please use WPA2 only WPA2 (AES) is the strongest encryption WEP 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)
Presentation By : Tripad Mishra (me@Tripad.im)
The Router(WiFi)(Advanced) Change routers default IP address Turn off DHCP if you don’t need it “Port forwarding” can cause problems Maintain logs Presentation By : Tripad Mishra (me@Tripad.im)
Operating System Legal Operating system = Best security measure! Antivirus wont protect if you have a vulnerable OS Updates are important, atleast update 3 times in a month! Presentation By : Tripad Mishra (me@Tripad.im)
Operating System – USB malware Most common technique to spread malware Turn off “Autorun” feature http://bit.ly/wad-autorun “Explore” all drives .. Don’t double click Keep hidden files ON Presentation By : Tripad Mishra (me@Tripad.im)
Operating System – USB malware Start > RUN > gpedit.msc Presentation By : Tripad Mishra (me@Tripad.im)
Operating System – USB malware Presentation By : Tripad Mishra (me@Tripad.im)
Operating System – USB malware Presentation By : Tripad Mishra (me@Tripad.im)
Antivirus and Firewall Antivirus are your best bet against malwares Firewalls secure your internet access, its not a must be its good to have one Updates are a must! Presentation By : Tripad Mishra (me@Tripad.im)
Antivirus and Firewall How 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.com http://www.passmark.com/benchmark-reports/ http://www.av-comparatives.org Presentation By : Tripad Mishra (me@Tripad.im)
Antivirus and Firewall Must have features On Demand scanner Proactive detection Anti Spyware/ tracking cookie detection Browser Plugin* Presentation By : Tripad Mishra (me@Tripad.im)
Antivirus and Firewall Presentation By : Tripad Mishra (me@Tripad.im)
Spam, Phishing & Facebook What is SPAM ? Where does it SPAM come from ? Phishing – Bad grammar meets stupid people Facebook safety Facebook Privacy Facebook Apps “LOL this is freaking aweeesuuummm” Not everyone is your friend PDF files – this is new ;-) Presentation By : Tripad Mishra (me@Tripad.im)
Questions ? Presentation By : Tripad Mishra (me@Tripad.im)

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Web Security

  • 1. What is Internet ? Presentation By : Tripad Mishra (me@Tripad.im)
  • 2. What is Internet Internet 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 Addresses Presentation 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 Facebook 65 Million tweets are sent daily! 900,000 blogs articles are written DAILY ! Presentation By : Tripad Mishra (me@Tripad.im)
  • 4. IP-Address – Your Internet Identity 59.95.64.235 Presentation By : Tripad Mishra (me@Tripad.im)
  • 5. IP-Address – Your Internet Identity Unique identity to every computer on a “network” Presentation By : Tripad Mishra (me@Tripad.im)
  • 6. IP-Address – Your Internet Identity 2 Types of IP Addresses – Local and Internet IPs Internet IPs are provided by your ISP Local IPs are set by you(or your network administrator) Every computer/device must have atleast one IP address for it to work on a network IP Address is key information by which computers talk to each other To find out your public IP visit: www.CMyIP.com Presentation By : Tripad Mishra (me@Tripad.im)
  • 7. IP-Address – Your Internet Identity Run “CMD” > ipconfig /all Presentation By : Tripad Mishra (me@Tripad.im)
  • 8. Devices!! Between you and Facebook Presentation 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 world 1 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 ! :-P So let me just introduce some security basics  Presentation By : Tripad Mishra (me@Tripad.im)
  • 11. The Bottom Up Approach Secure your: Router (Modem) Operating System Firewalls & Antivirus Browser and other internet applications Browsing habits! Presentation By : Tripad Mishra (me@Tripad.im)
  • 12. Browser –your stairway to heaven What is a browser? Internet Explorer “Hai Allah!!” Presentation By : Tripad Mishra (me@Tripad.im)
  • 13. Browser –your stairway to heaven Opera – because red rocks Presentation By : Tripad Mishra (me@Tripad.im)
  • 14. Opera– Experience Opera – The true multi platform browser The world’s fastest browser (windows) “The most stable browser” - dailytech.com Tabbed Browsing and Speed Dials Opera Link Opera Unite Opera Turbo Opera Security Opera Mini Presentation By : Tripad Mishra (me@Tripad.im)
  • 15. Opera– Experience The next generation in desktop Web browsing Opera 10 series Get 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 sessions Passwords – don’t we hate them :-P DNS – get those names right Tiny URLs – zorkajhatkadheere se Presentation By : Tripad Mishra (me@Tripad.im)
  • 17. Safety in the wild! Download with care! Understand phishing Use Google to your advantage Use link scanners Presentation By : Tripad Mishra (me@Tripad.im)
  • 18. The Router(modem) The really awful default passwords Router are sold with a simple/no default password Keep 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 :-P Presentation 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 Open Please use WPA2 only WPA2 (AES) is the strongest encryption WEP 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 address Turn off DHCP if you don’t need it “Port forwarding” can cause problems Maintain logs Presentation By : Tripad Mishra (me@Tripad.im)
  • 23. Operating System Legal Operating system = Best security measure! Antivirus wont protect if you have a vulnerable OS Updates are important, atleast update 3 times in a month! Presentation By : Tripad Mishra (me@Tripad.im)
  • 24. Operating System – USB malware Most common technique to spread malware Turn off “Autorun” feature http://bit.ly/wad-autorun “Explore” all drives .. Don’t double click Keep hidden files ON Presentation By : Tripad Mishra (me@Tripad.im)
  • 25. Operating System – USB malware Start > RUN > gpedit.msc Presentation By : Tripad Mishra (me@Tripad.im)
  • 26. Operating System – USB malware Presentation By : Tripad Mishra (me@Tripad.im)
  • 27. Operating System – USB malware Presentation By : Tripad Mishra (me@Tripad.im)
  • 28. Antivirus and Firewall Antivirus are your best bet against malwares Firewalls secure your internet access, its not a must be its good to have one Updates are a must! Presentation By : Tripad Mishra (me@Tripad.im)
  • 29. Antivirus and Firewall How 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.com http://www.passmark.com/benchmark-reports/ http://www.av-comparatives.org Presentation By : Tripad Mishra (me@Tripad.im)
  • 30. Antivirus and Firewall Must have features On Demand scanner Proactive detection Anti Spyware/ tracking cookie detection Browser Plugin* Presentation By : Tripad Mishra (me@Tripad.im)
  • 31. Antivirus and Firewall Presentation By : Tripad Mishra (me@Tripad.im)
  • 32. Spam, Phishing & Facebook What is SPAM ? Where does it SPAM come from ? Phishing – Bad grammar meets stupid people Facebook safety Facebook Privacy Facebook Apps “LOL this is freaking aweeesuuummm” Not everyone is your friend PDF files – this is new ;-) Presentation By : Tripad Mishra (me@Tripad.im)
  • 33. Questions ? Presentation By : Tripad Mishra (me@Tripad.im)