Since you're only targeting Linux, if you are fine with requiring recent kernels...

		masklinn on Sept 1, 2015 \| parent \| context \| favorite \| on: Myths about /dev/urandom Since you're only targeting Linux, if you are fine with requiring recent kernels (3.17), you should probably use getrandom(2): http://man7.org/linux/man-pages/man2/getrandom.2.html