[colug-432] Password: /dev/urandom versus /dev/random

[jep200404 at columbus.rr.com]

On Thu, 15 Aug 2013 01:31:17 -0500, Rick Hornsby <richardjhornsby at gmail.com> wrote:

> < /dev/urandom tr -dc _A-Z-a-z-0-9 | head -c${1:-32};echo;

What is the advisability of using /dev/urandom versus /dev/random 
for strong passwords?