nanog mailing list archives
Re: best way to create entropy?
From: Lex van Roon <r3boot () r3blog nl>
Date: Fri, 12 Oct 2012 11:30:13 +0200
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi Shawn, On 12/10/12 02:01, shawn wilson wrote:
in the past, i've done many different things to create entropy - encode videos, watch youtube, tcpdump -vvv > /dev/null, compiled a kernel. but, what is best? just whatever gets your cpu to peak or are some tasks better than others?
Not necessary the best way, but haveged* might be interesting to try out. It generates entropy based on differences in the cpu timestamp counters. Linux-only though. gr, Lex *) http://www.issihosts.com/haveged/ - -- LRO-RIPE | 398E38C3 | 748D 6359 389B 4E5A 4A44 82F5 BEC5 07FD 398E 38C3 -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iQEcBAEBAgAGBQJQd+MfAAoJEL7FB/05jjjDBwQH/iaHGxx2Qh7BGBKpVJoUtH29 XCMsoDDY7mplhy7Z5WJG7UbfSjm3V+JNA8z6w6rfmiVX87iJLz6o4tEWOSmi4uZZ yj5Zgu3bqIBzcDdPNZ/3QKCRVRVNyT5b9V/mquXnr0kRIh8ZfpHbXycWcV75V634 MUebTftiT34ZSk3AcCdC+sntukW9cmb7Iht/4p1WD0DBb7FvidqYI24ezIkX92wc ehZp4Iu8cNxAwhsezRFY3hIi/nyMjUFekO2sl9o3CoB7g/S/8uIHBwp9LmkhpNi8 L+JB7SV36cTNT0r8wfITDwas0LpWjau96HwrQQOMq/9rSAW55BvPa+btOgyGKcg= =XpPc -----END PGP SIGNATURE-----
Current thread:
- Re: best way to create entropy?, (continued)
- Re: best way to create entropy? shawn wilson (Oct 11)
- Re: best way to create entropy? Andy Smith (Oct 12)
- Re: best way to create entropy? shawn wilson (Oct 11)
- Re: best way to create entropy? Tim Edwards (Oct 11)
- Re: best way to create entropy? Jimmy Hess (Oct 11)
- Re: best way to create entropy? Jonathan Lassoff (Oct 11)
- Re: best way to create entropy? Jussi Peltola (Oct 11)
- Re: best way to create entropy? shawn wilson (Oct 11)
- Re: best way to create entropy? Jimmy Hess (Oct 11)
- Re: best way to create entropy? Valdis . Kletnieks (Oct 11)
- Re: best way to create entropy? Jonathan Lassoff (Oct 11)
- Re: best way to create entropy? Owen DeLong (Oct 11)
- Re: best way to create entropy? Lex van Roon (Oct 12)
- Re: best way to create entropy? Oliver (Oct 14)
- Re: best way to create entropy? JC Dill (Oct 16)
- Re: best way to create entropy? Jimmy Hess (Oct 16)
- Re: best way to create entropy? JC Dill (Oct 18)
- Re: best way to create entropy? Jimmy Hess (Oct 16)