Hardware

ComScire (Quantum World Corp) - - Device driver for random number generation using entropy sources within a PC using no additional hardware. On-line purchase, free download of trial version.

Hardware Random Number Generators - - Report on testing and applications by Robert Davies, October 2000.

HotBits: Genuine Random Numbers - - HotBits is a service which generates random data from the decay of radioactive material and sends it over the internet.

Lavarand - - A system by which a pseudorandom number generator is seeded by cryptographic hash of the digital output of a photograph of six Lava Lite lamps.

Protego Information AB - - Products include the SG100 hardware random number generator that connects to a PC serial port,driver software for Windows 95/Windows NT and example programs in source. Based in Lund, Sweden.

Random Number Generator - - Orion Products. A parallel port dongle consisting of two independent analogue Zener diode based noise sources, with associated software. (Mac/DOS/Win.

Random.org - True Random Number Service - - True random number generator with CORBA and WWW interfaces. Numbers are generated with atmospheric noise. Source code for many clients (Java, Perl, and C++) online.

Really Random Numbers - - Random number generator software based on white noise from the sound card. Free download of evaluation version, on-line purchase. Windows32.