Console Screensaver on Linux
mike at halcrow.us
Wed Nov 23 12:41:17 MST 2005
On Wed, Nov 23, 2005 at 10:53:54AM -0700, Daniel C. wrote:
> On 11/22/05, Michael Halcrow <mike at halcrow.us> wrote:
> > On a more serious note, to avoid strange tty effects, you might want
> > to do `od /dev/urandom`.
> Why does the left column here count upward 20 at a time?
It's octal by default.
> Also, I did od /dev/urandom > asdf and then hit ctrl-c as quick as I
> could, and there were already 15,941 lines in it. How random is
> this, really?
Your answer is in the comments in near the top of this file:
> That's a lot of "random" data being generated really quickly, is it
> safe to use this for password generation a la diceware?
In short, yes.
Michael A. Halcrow
Security Software Engineer, IBM Linux Technology Center
GnuPG Fingerprint: 419C 5B1E 948A FA73 A54C 20F5 DB40 8531 6DCA 8769
You will lose an important disk file.
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