Ασφάλεια στους Η/Υ

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2. 1) 2) 3) 4) 192 3. 1) Eavesdropping Identity spoofing Password based DoS 19Man in the Middle 3 4. - Eavesdropping 1/3 19 4 5. - Eavesdropping 2/3 195 6. - Eavesdropping 3/3 196 7. Identity Spoofing 1/2 197 8. Identity Spoofing 2/2 IP;;;;; 198 9. Password Based attack 1/2 ( ) 199 10. Password Based attack 2/2 123456 password 12345678 1234 12345abc123 qwerty 1910 11. Denial of Service 1/3 1911 12. Denial of Service 2/3 1912 13. Denial of Service 3/3 19 13 14. Man-in-the-middle 1/2 1914 15. Man-in-the-middle 2/2 https;;;; 1915 16. 2) Trojan Horse Rootkits Backdoor. spyware,adware,bot 19, viruses,worms16 17. Trojan Horse 1917 18. Rootkits 1918 19. Backdoor 1919 20. Adware,spyware,bot 1920 21. , Viruses, Worms 1/2 1921 22. , Viruses, Worms 2/2 19 22 23. 3) 1923 24. Cracks HacksWarez Pirate 1924 25. 3) EMAIL 1925 26. 3) email 1926 27. 3) 1927 28. 3) 1928 29. 3) 1929 30. 4) 1930 31. 4) 1931 32. 4) 1932 33. 4) (verisign,thwate) 1933 34. 1934 35. http://www.thevarguy.com/wp-content/uploads/2008/12/canonical-unison-attack-microsoft-exchange.jpghttp://allisonkilkenny.com/wordpress/wp-content/uploads/2009/02/wiretap1.jpghttp://blog.calgarypubliclibrary.com/blogs/writers_retreat/iStock_000004092750XSmall%5B1%5D.JPGhttp://www.thecomputerdoctorsmobile.com/Images/very_old_computer.jpghttp://www.desihacker.org/wp-content/uploads/2008/11/guy.jpg&w=400&h=500&ei=yTmoToe6LsOhOvS1lAkhttp://4.bp.blogspot.com/_mKtXqA-CjBM/TUwt5zknIHI/AAAAAAAAB4M/arP1klaY8ss/s1600/skatter-tech-ip-finder.jpghttp://wordswithfriendswin.com/wp-content/uploads/2011/03/dictionary-256.pnghttp://www.softdistrict.com/wp-content/uploads/2010/06/free-password-hacking-softwares.jpghttp://thecarpartsnetwork.com/online_website/smallpics/Ebay%20Small%20Pic/0-AccessDenied.jpghttp://www.psdgraphics.com/wp-content/uploads/2009/10/https-background.jpghttp://insite2out.files.wordpress.com/2011/09/trojan-horse1.gifhttp://palisade.plynt.com/images/catching-backdoors.jpghttp://spyware-blocker-s.com/wp-content/uploads/2011/02/Adware-Remover-Spyware.jpghttp://prazmilanisty.files.wordpress.com/2010/08/virus1.jpghttp://www.lantech.co.nz/cms_show_image.php?id=269http://www.elephoto.ca/images/download.jpghttp://prazmilanisty.files.wordpress.com/2011/01/virengalerie_illus_virus.gifhttp://www.newskosmos.com/articleImages/password_star.jpghttp://www.southwestairlinespromocodes.org/wp-content/uploads/2011/07/southwest-credit-card2.jpghttp://www.secnews.gr/wp-content/uploads/2011/07/Google_top.jpghttp://www.gadgetsmagazine.com.ph/wp-content/uploads/2011/05/paypal-logo.jpg 1935 36. http://www.smartplanet.com/http://technet.microsoft.com/en-us/library/cc959354.aspxhttp://www.whatsmypass.com/https://www.owasp.org/http://en.wikipedia.orghttp://www.virus.gr 1936 37. 1937