Demonstrating how complex systems can arise from simple rules random boolean networks also have some surprising. Substitution-permutation networks are the basis for almost all modern symmetric cryptography Dr Mike Pound explains. Matching pictures on playing cards could have something in common with trying to guess which router has the correct routing. Programs aren't capable of generating true random numbers so how can we Are they even useful Dr Valerio Giuffrida.
You don't just run a cipher you need a mode of operation Dr Mike Pound explains some relative to the Feistel cipher This. The back door that may not be a back door The suspicion about DualECDRBG The Dual Elliptic Curve Deterministic. A simple bit-shift operation can generate amazing random strings of numbers Dr Mike Pound explains then codes it in Python. How do huge websites keep track of the traffic numbers Buck Shlegeris outlines the probabilistic counting algorithm Hyperloglog.
When Sun added network abilities to a messaging feature one user managed to contact more people than he'd bargained for. Why does my neighbour hear the score in the big game before I do Dr Steve Bagley looks at why video streams suffer delays.
