pseudo-random number generator

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• Pseudo-random number sampling — or non uniform pseudo random variate generation is the numerical practice of generating pseudo random numbers that are distributed according to a given probability distribution. Methods of sampling a non uniform distribution are typically based… …   Wikipedia

• Random number generator attack — The security of cryptographic systems depends on some secret data that is known to authorized persons but unknown and unpredictable to others. To achieve this unpredictability, some randomization is typically employed. Modern cryptographic… …   Wikipedia

• Park–Miller random number generator — The Park–Miller random number generator (or the Lehmer random number generator) is a variant of linear congruential generator that operates in multiplicative group of integers modulo n. A general formula of a random generator (RNG) of this type… …   Wikipedia

• Hardware random number generator — This SSL Accelerator computer card uses a hardware random number generator to generate cryptographic keys to encrypt data sent over computer networks. In computing, a hardware random number generator is an apparatus that generates random numbers… …   Wikipedia

• Convolution random number generator — In statistics and computer software, a convolution random number generator is a pseudo random number sampling method that can be used to generate random variates from certain classes of probability distribution. The particular advantage of this… …   Wikipedia

• Random number generation — A random number generator (often abbreviated as RNG) is a computational or physical device designed to generate a sequence of numbers or symbols that lack any pattern, i.e. appear random. Computer based systems for random number generation are… …   Wikipedia

• Random password generator — A random password generator is software program or hardware device that takes input from a random or pseudo random number generator and automatically generates a password. Random passwords can be generated manually, using simple sources of… …   Wikipedia

• Cryptographically secure pseudorandom number generator — A cryptographically secure pseudo random number generator (CSPRNG) is a pseudo random number generator (PRNG) with properties that make it suitable for use in cryptography. Many aspects of cryptography require random numbers, for example: Key… …   Wikipedia

• Pseudorandom number generator — A pseudorandom number generator (PRNG), also known as a deterministic random bit generator (DRBG),[1] is an algorithm for generating a sequence of numbers that approximates the properties of random numbers. The sequence is not truly random in… …   Wikipedia

• /dev/random — In Unix like operating systems, /dev/random is a special file that serves as a random number generator or as a pseudorandom number generator. It allows access to environmental noise collected from device drivers and other sources.[citation… …   Wikipedia

• Linear congruential generator — A linear congruential generator (LCG) represent one of the oldest and best known pseudorandom number generator algorithms. [ [http://demonstrations.wolfram.com/LinearCongruentialGenerators/ Linear Congruential Generators] by Joe Bolte, The… …   Wikipedia