Pseudorandom(Pseudorandom) Introduction
Pseudorandom Describes a property of a deterministic function: although its output is generated according to predetermined rules, it can pass statistical tests for randomness. Understanding this helps distinguish between “appearing random” and being genuinely unpredictable at its source.
Core Meaning
Pseudorandom is a property of a deterministic function. The function operates according to explicit rules and, under the same conditions, does not produce results without basis; however, its output can pass randomness tests in terms of statistical characteristics such as distribution, and therefore may appear random from a statistical-observation perspective.
Key Takeaways
When studying this concept, distinguish between “passing statistical tests for randomness” and being “truly random.” This definition only indicates that the output has a sufficiently random appearance to pass relevant tests; it does not prove that the generation process is free of rules, nor does it indicate that the results are unpredictable in all scenarios or suitable for security purposes.
Original Tutorial
https://www.binance.com/en/academy/glossary/pseudorandom
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