[Rails] Re: Creating a Secure ID/UID for a Password, token authentication type system

On Nov 25, 4:53 pm, CuriousNewbie <bhellm...@gmail.com> wrote:
> Hello, I'm looking for a way to create a very secure UID that will act
> as a authentication token.
>
> I had been using the UUID gem but learned they are not secure. I'd
> like to learn what to use. What is the method of choice these days in
> ruby/rails 3?

ActiveSupport::SecureRandom can generate cryptographically secure
(assuming there is underlying OS support) random bytes (On ruby 1.9 I
believe this is built in and you don't need to use Active Support)

Fred

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