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and another video showed a package called randomlib. Now either solution is fine, but PHP 7 has introduced two new functions to create cryptographically secure random numbers and bytes. Okay, so before we start looking at these two new functions, why shouldn't we use something like OpenSSL random pseudobytes? Well, there's nothing actually wrong with using this, but for example, if you don't have the OpenSSL extension installed or enabled within your PHP installation,