1. IT security A quick introduction (featuring statistics) 2011 Spring Morten Bo Nielsen[email_address]

2. Overview

Introduction

3. Common use

Browsers, Emails

Minimizing risk

Updates, Security awareness

Perspective 4. Questions 5. Introducing security

Physical

Seat belts

6. Don't share PIN 7. Lock doors 8. Avoid bad neighborhoods 9. And more...

Virtual

Passwords

10. Antivirus 11. Firewalls 12. Browsing habits 13. Awareness 14. And more... 15. Browsing

The browser

Internet explorer

16. Chrome 17. Firefox 18. Others 4 of 5 installationsare vulnerable References:

The register

19. Good vs. bad sites

Just avoid the dark side

20. Trusted sites have problems also

Bad user content

21. Malicious activity This discussion is beyond the scope of this presentation 22. Email

Inherently insecure

Build to work, not to be secure

23. Faking emails are easy 24. HTML and javascript makes it worse 25. Spam

Spam works

E.g. 1 billion mails gives $7000 per day

References:

Wired.com

26. Phishing

Phishing

Click this link

27. Could be fake email from e.g. a bank or ebay (Example on next slide) 28. 29. Difference between email source domain and click here domain Limitted time offer They have paired my email address and my name. Taken from the EAL homepage? 30. Software updates References:

Net-security.org

Windows

31% of vulnerabilities

31. Automatic updates from MS 32. (use it, it works!)

3 rdparty

69%

33. 13 vendors average 34. Automatic updates? Might not exist. 35. Security awareness

Email hygiene

You did not win the email lottery

36. Lolitta from Russia has not single you out 37. Don't click links

Browsing habits

Stay anonymous

38. Beware of social media 39. Be extra careful when money is involved 40. Security awareness

Your PC

Automatic updates and antivirus are mandatory

41. USB pens are virus carriers 42. Install trusted programs or addons only

The rest

Passwords...

43. Do backups 44. Decide on your level of security 45. Perspectives

Mobile devices

46. Networked devices (Router, printer) 47. More networked devices (TVs, refrigerators, etc.) It is notthatbad, but Igot your attention, no? 48.