But I did finally decide to figure out something that had been gnawing at me for years: what's up with the Little Orphan Annie decoder pin ... is just a simple Caesar cipher in which a particular ...

“When you put your mind to it and decipher the cipher, you get the following message, which is quite simple I must say.” IT IS NOT THE END OF THE WORLD. IT IS JUST THE BEGINNING. I DARE YOU TO ...

The National Security Agency can easily defeat the world's most widely used cellphone encryption, a capability that means the agency can decode most of the billions of calls and texts that travel ...