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Reference.org
Cryptographically secure pseudorandom number generator
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<p>A cryptographically secure pseudorandom number generator (CSPRNG) or cryptographic pseudorandom number generator (CPRNG) is a <a href="/facts/Pseudorandom_number_generator/sIrCxIBq">pseudorandom number generator</a> (PRNG) with properties that make it suitable for use in <a href="/facts/Cryptography/e94PEVau">cryptography</a>. It is also referred to as a cryptographic random number generator (CRNG). </p>