Hacker News Reader

I'd have added "Cryptographically secure" and not capitalized "pseudo", but that's small-stakes stuff. The point he's making is the most important safety point on this topic.

Duly noted!

I'm not in this field, but I know enough to know what not to do (most of the time).

>I'd have called that a PRNG, because to me there were only two main categories. Pseudo-random, where it's designed to be unpredictable, and actually random where it is based on an external hardware source of true random information.

PRNGs produce numbers that seem hard to predict. CSPRNGs product numbers that actually are hard to predict, assuming P != NP (kind of).

> A CSPRNG is surely a type of PRNG. Is that not right?

Yes. In the same way the POTUS limousine is a car