Random Bit Generator (RBG)Created OnMarch 5, 2018Last Updated OnMarch 5, 2018Views65 You are here: KB Home Definitions Definitions R Random Bit Generator (RBG) < BackA device or algorithm that outputs a sequence of binary bits that appears to be statistically independent and unbiased. An RBG is either a DRBG or an NRBG. SOURCE: SP 800-90A