Introduction to Cryptography and Caesar Cipher

a. Read and discuss about the origins of cryptography:

 

 

 

 

 

b. How does the Caesar Cipher work?

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5 of the Worst Computer Viruses Ever

a. Watch the video and take notes about five of the worst computer viruses of all time and how exactly they became so powerful.

b. Role Play: Work with your partners in small groups and imagine getting a computer virus attack. Tell about your stressful experience, use previous information and play your role!

c. Homework: write a 100 -140 words paragraph comparing the computer viruses described in the video.