CAPTCHA – When you get asked to copy some letters
You will have used some form of CAPTCHA, this is a nice break down on what it is and where it came from.
Game hackers who were sued
Blizzard, Activision, XBox, Playstation and several other companies decided to sue people who were hacking games. It’s worth a watch and figure out what you think. Were the companies justified? Were the hackers in the wrong?
Chinese Remainder Theorem – Mod meets magic
Mod (remainders: 7 mod 3 is 1. Meaning 7 รท 3 is 2 with 1 remainder) is essential for computer science. This video shows a magic trick which is essentially an maths formula utilising mod.
Internet across the Atlantic
This video is probably a bit long to show during the lesson on the Internet, but it’s a good video about how they got the different sides of the Atlantic connected. Goes all the way back to Morse code in 1937 and on to fibre optic internet.