Reviews of Random Number Generators
"Cyptographic Random Numbers," article by Ernesto Guisado.
Tests of Randomness
"ENT: A Pseudorandom Number Sequence Test Program", article and software by John Walker.
"DIEHARD: A battery of tests for random number generators", article and software by George Marsaglia.
Comical Failures in Randomness
"Catastrophic failure of Strip password generation", article by Thomas Roessler.
"How we Learned to Cheat in Online Poker: A Study in Software Security", article by Brad Arkin, et al.
More links will be added as they are discovered.