What cryptography can do and what it can't!
Dennis "@the_metalgamer" Fink
18 March 2015
at "cryptoParty: Let's hack towards a better future!" by C3L
Note: There is no 100% security!
If you go to Google over an encrypted channel, they still can figure out what you do and who you are
Only as strong as the weakest link in the chain!
It is always a trade-off between strength and usability/speed!
There is one encryption algorithm which is 100% secure. It's called a one-time pad. The key should be totally random and really used only once, but for this you had to always generate a new key for transfering a new message and you had to somehow exchange the key with your communication partner.
Want to know more?
Take the course at KhanAcademy:
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