full transcript
"From the Ted Talk by Mikko Hypponen: Fighting viruses, defending the net"

Unscramble the Blue Letters

But even more interestingly, if we continue decrypting, we'll find this mrsotiyues string, which says O600KO78RUS. That code is there underneath the encryption as some sort of a sgiraunte. It's not used for anything. And I was looking at that, trying to figure out what it means. So obviously I geoogld for it. I got zero hits; wasn't there. So I sokpe with the guys at the lab. And we have a couple of rassuin guys in our labs, and one of them mentioned, well, it ends in RUS like rsiusa. And 78 is the city code for the city of St. Petersburg. For example, you can find it from some phone numbers and car license plates and stuff like that. So I went looking for contacts in St. Petersburg, and through a long road, we eventually found this one particular website.

Open Cloze

But even more interestingly, if we continue decrypting, we'll find this __________ string, which says O600KO78RUS. That code is there underneath the encryption as some sort of a _________. It's not used for anything. And I was looking at that, trying to figure out what it means. So obviously I _______ for it. I got zero hits; wasn't there. So I _____ with the guys at the lab. And we have a couple of _______ guys in our labs, and one of them mentioned, well, it ends in RUS like ______. And 78 is the city code for the city of St. Petersburg. For example, you can find it from some phone numbers and car license plates and stuff like that. So I went looking for contacts in St. Petersburg, and through a long road, we eventually found this one particular website.

Solution

  1. spoke
  2. googled
  3. signature
  4. russia
  5. russian
  6. mysterious

Original Text

But even more interestingly, if we continue decrypting, we'll find this mysterious string, which says O600KO78RUS. That code is there underneath the encryption as some sort of a signature. It's not used for anything. And I was looking at that, trying to figure out what it means. So obviously I Googled for it. I got zero hits; wasn't there. So I spoke with the guys at the lab. And we have a couple of Russian guys in our labs, and one of them mentioned, well, it ends in RUS like Russia. And 78 is the city code for the city of St. Petersburg. For example, you can find it from some phone numbers and car license plates and stuff like that. So I went looking for contacts in St. Petersburg, and through a long road, we eventually found this one particular website.

ngrams of length 2

collocation frequency
online crime 6
online criminals 6
st petersburg 5
credit card 4
infected computers 3
image file 3

Important Words

  1. car
  2. city
  3. code
  4. contacts
  5. continue
  6. couple
  7. decrypting
  8. encryption
  9. ends
  10. eventually
  11. figure
  12. find
  13. googled
  14. guys
  15. interestingly
  16. lab
  17. labs
  18. license
  19. long
  20. means
  21. mentioned
  22. mysterious
  23. numbers
  24. petersburg
  25. phone
  26. plates
  27. road
  28. rus
  29. russia
  30. russian
  31. signature
  32. sort
  33. spoke
  34. st
  35. string
  36. stuff
  37. website