Article View: alt.linux
Article #184Re: random or urandom???
From: Kasper Dupont
Date: Mon, 09 Sep 2002 19:30
Date: Mon, 09 Sep 2002 19:30
18 lines
2093 bytes
2093 bytes
Clemens wrote: > > dd if=urandom of=/dev/hdb > dd if=random of=/dev/hdb > > I want to overwrite my harddisk with random gibberish. > What are the effects if I use "urandom"? > What are the effects if I use "random"? > > What would you adwise, what�s more reliable and secure? Using /dev/random for this is completely infeasible. So I advice you to use urandom if you want to use one of them. -- Kasper Dupont -- der bruger for meget tid p� usenet. For sending spam use mailto:aaarep@daimi.au.dk or mailto:mcxumhvenwblvtl@skrammel.yaboo.dk
Technical Details
Message-ID:
<3D7CF6D3.C815F43F@daimi.au.dk>Path:
arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!colt.net!newspeer.clara.net!news.clara.net!news.teledanmark.no!uninett.no!news.net.uni-c.dk!not-for-mailReferences:
<3d7cd0f2$0$25296$91cee783@newsreader01.highway.telekom.at>Show Full Headers
Complete Article Headers
X-Google-Language: ENGLISH,ASCII X-Google-Thread: 1041dd,28c4c3b7567c439e X-Google-Attributes: gid1041dd,public X-Google-Thread: 100c5f,28c4c3b7567c439e X-Google-Attributes: gid100c5f,public X-Google-Thread: 111514,28c4c3b7567c439e X-Google-Attributes: gid111514,public X-Google-Thread: fc814,28c4c3b7567c439e X-Google-Attributes: gidfc814,public X-Google-Thread: 106e9e,28c4c3b7567c439e X-Google-Attributes: gid106e9e,public X-Google-ArrivalTime: 2002-09-09 12:30:44 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!colt.net!newspeer.clara.net!news.clara.net!news.teledanmark.no!uninett.no!news.net.uni-c.dk!not-for-mail From: Kasper Dupont <kasperd@daimi.au.dk> Newsgroups: alt.linux,alt.os.linux.suse,at.tuwien.lva.se-linux,comp.os.linux.security,comp.security Subject: Re: random or urandom??? Followup-To: comp.os.linux.security Date: Mon, 09 Sep 2002 21:30:27 +0200 Organization: daimi.au.dk Lines: 18 Message-ID: <3D7CF6D3.C815F43F@daimi.au.dk> References: <3d7cd0f2$0$25296$91cee783@newsreader01.highway.telekom.at> NNTP-Posting-Host: horse07.daimi.au.dk Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Trace: news.net.uni-c.dk 1031599835 14528 130.225.18.247 (9 Sep 2002 19:30:35 GMT) X-Complaints-To: usenet@news.net.uni-c.dk NNTP-Posting-Date: Mon, 9 Sep 2002 19:30:35 +0000 (UTC) X-Mailer: Mozilla 4.76 [en] (X11; U; Linux 2.4.9-31smp i686) X-Accept-Language: en