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Add note about the unsuitabilty of math.random() for crypto.

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Mike Pall 2019-12-08 19:01:06 +01:00
parent c6c6e3b416
commit a75d13c63a
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doc/extensions.html
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@ -212,6 +212,10 @@ for every call. The result is uniformly distributed between 0.0 and 1.0.
It's correctly scaled up and rounded for <tt>math.random(n&nbsp;[,m])</tt> to It's correctly scaled up and rounded for <tt>math.random(n&nbsp;[,m])</tt> to
preserve uniformity. preserve uniformity.
</p> </p>
<p>
Important: Neither this nor any other PRNG based on the simplistic
<tt>math.random()</tt> API is suitable for cryptographic use.
</p>
<h3 id="io"><tt>io.*</tt> functions handle 64&nbsp;bit file offsets</h3> <h3 id="io"><tt>io.*</tt> functions handle 64&nbsp;bit file offsets</h3>
<p> <p>