About: /dev/random

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Device file

Property Value
dbo:description
  • Device file (en)
  • fichier informatique (fr)
  • file virtuale dei sistemi operativi Unix e Unix-like (it)
  • 设备文件 (zh)
  • символьные псевдоустройства в некоторых UNIX-подобных системах (ru)
  • archivo especial de los sistemas Unix para generar números aleatorios (es)
  • eine Datei-Schnittstelle auf UNIX-System für den systemweiten Zufallsgenerator (de)
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dbp:date
  • December 2020 (en)
dbp:reason
  • This isn't the reason that writing non-random data is harmless. 1. The non-random data mixes with the random data in a way that keeps only the randomness, like XOR? That would make it harmless? 2. The entropy estimate is not increased when you write to it, according to https://linux.die.net/man/4/urandom, but it DOES affect the output, so that isn't what makes it harmless. 3. Only privileged users can update the entropy estimate, which doesn't make it harmless? (en)
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  • /dev/random (en)
  • /dev/random (cs)
  • /dev/random (de)
  • /dev/random (es)
  • /dev/random (fr)
  • /dev/random (it)
  • /dev/random (ja)
  • /dev/random (ko)
  • /dev/random (pt)
  • /dev/random (pl)
  • /dev/random (uk)
  • /dev/random и /dev/urandom (ru)
  • /dev/random (zh)
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