ubuntu-users Digest, Vol 53, Issue 268

Hossein Hariri hh22222 at googlemail.com
Sat Jan 24 14:25:21 GMT 2009


please send no more E-Mail to me. Hossein hariri

2009/1/24 <ubuntu-users-request at lists.ubuntu.com>

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> Today's Topics:
>
>   1. Re: Some thoughts about anti-virus software for Linux
>      (Mario Vukelic)
>   2. Re: SSH between computers on LAN (Brian)
>   3. Re: Some thoughts about anti-virus software for Linux
>      (Tony Arnold)
>   4. Re: Is it possible to manually activate   an      eth0    connection?
>     -
>      Partially SOLVED! (Joep L. Blom)
>   5. Re: Some thoughts about anti-virus software for Linux (Chris Rees)
>   6. Re: Some thoughts about anti-virus software for Linux
>      (Mario Vukelic)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sat, 24 Jan 2009 10:46:33 +0100
> From: Mario Vukelic <mario.vukelic at dantian.org>
> Subject: Re: Some thoughts about anti-virus software for Linux
> To: "Ubuntu user technical support,     not for general discussions"
>        <ubuntu-users at lists.ubuntu.com>
> Message-ID: <1232790393.6432.61.camel at chronic>
> Content-Type: text/plain
>
> On Sat, 2009-01-24 at 02:07 +0100, Florian Diesch wrote:
> > In theory an anti-malware program could check the package scripts
> > for unusual or potentially dangerous code and warn you.
>
> Yeah. "in theory" just as in theory if I knew the precise location and
> momentum of every atom in the universe then I could use Newton's laws to
> reveal the entire course of cosmic events, past and future ;)
>
> I will worry about that as soon as anti-malware vendors can detect more
> than 20% of new malware on Windows, where they have decades of
> experience and no shortage of specimens to test with.
> <
> http://www.zdnet.com.au/news/security/soa/Eighty-percent-of-new-malware-defeats-antivirus/0,130061744,139263949,00.htm
> >
>
>
>
>
> ------------------------------
>
> Message: 2
> Date: Sat, 24 Jan 2009 09:58:46 +0000
> From: Brian <ad44 at cityscape.co.uk>
> Subject: Re: SSH between computers on LAN
> To: ubuntu-users at lists.ubuntu.com
> Message-ID: <20090124095846.GA8767 at desktop>
> Content-Type: text/plain; charset=us-ascii
>
> On Fri 23 Jan 2009 at 22:03:33 -0400, Derek Broughton wrote:
>
> > Netcat is simply the geek's version of telnet.  It's highly insecure, and
> > you really shouldn't be running telnet servers if there's any chance that
> > somebody outside  your LAN can get to them.
>
> Combine ssh with netcat if encrypting the data transferred is desirable.
>
>
>
> ------------------------------
>
> Message: 3
> Date: Sat, 24 Jan 2009 11:00:30 +0000
> From: Tony Arnold <tony.arnold at manchester.ac.uk>
> Subject: Re: Some thoughts about anti-virus software for Linux
> To: "Ubuntu user technical support,     not for general discussions"
>        <ubuntu-users at lists.ubuntu.com>
> Message-ID: <497AF4CE.3040002 at manchester.ac.uk>
> Content-Type: text/plain; charset=ISO-8859-1
>
> Mario,
>
> Mario Vukelic wrote:
>
> > Yeah. "in theory" just as in theory if I knew the precise location and
> > momentum of every atom in the universe then I could use Newton's laws to
> > reveal the entire course of cosmic events, past and future ;)
>
> Sorry this is OT, but I got to thinking about this! I don't think your
> theory is possible.
>
> Firstly, Newton's laws are probably insufficient for these calculations.
> You probably need to take account of relativistic and quantum effects.
>
> Secondly, as it takes more than one atom to store the position of an
> atom, then it's not possible to store the positions of all atoms in the
> universe!
>
> Which made me think there is an absolute maximum on the amount of data
> storage there can be in the universe. Assuming we can store one bit per
> atom and there are about 10^70 atoms in the universe, this gives an
> absolute maximum storage capacity of 10^70 bits!
>
> Besides if you did run such a program, it would run for 7 million years
> and produce the answer 42:-)
>
> Regards,
> Tony.
> --
> Tony Arnold,                        Tel: +44 (0) 161 275 6093
> Head of IT Security,                Fax: +44 (0) 870 136 1004
> University of Manchester,           Mob: +44 (0) 773 330 0039
> Manchester M13 9PL.                 Email: tony.arnold at manchester.ac.uk
>
>
>
> ------------------------------
>
> Message: 4
> Date: Sat, 24 Jan 2009 12:14:09 +0100
> From: "Joep L. Blom" <jlblom at neuroweave.nl>
> Subject: Re: Is it possible to manually activate        an      eth0
>  connection?     -
>        Partially SOLVED!
> To: "Ubuntu user technical support,     not for general discussions"
>        <ubuntu-users at lists.ubuntu.com>
> Message-ID: <497AF801.20402 at neuroweave.nl>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>
> Derek Broughton wrote:
> > Joep L. Blom wrote:
> >
> >> Derek Broughton wrote:
> >>> Joep L. Blom wrote:
> >>>
> >>>> Allow me to have a different opinion.
> >>> You're welcome to a different opinion - but you told somebody to do
> >>> something that WOULDN'T WORK, because you didn't take the time to read
> >>> his problem.
> >>>
> >> I don't go into useless discussions, my advice is sound for the ones who
> >> can read AND use their intelligence.
> >
> > You're in one.  Why can't you just admit that you gave somebody advice
> that
> > couldn't possibly work?
> >
> > Why would you even think that anybody who had a problem here would be
> able
> > to jump  to the conclusion that they'd need to remove Network Manager and
> > install wicd?
> >
> >
> >
> You're right. Discussion is useless with somebody who is rude, doesn't
> know the word polite and think knows it all.
> You don't know anything about my experience or background. You lash out
> at anybody you think doesn't write in the vein you like and you don't
> think before you write. In short, I think you have a serious problem.
> End of discussion.
> Joep
>
>
>
>
> ------------------------------
>
> Message: 5
> Date: Sat, 24 Jan 2009 11:56:51 +0000
> From: Chris Rees <utisoft at googlemail.com>
> Subject: Re: Some thoughts about anti-virus software for Linux
> To: "Ubuntu user technical support,     not for general discussions"
>        <ubuntu-users at lists.ubuntu.com>
> Message-ID:
>        <b79ecaef0901240356m39ba754fke5c1ac995ecb0762 at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> 2009/1/24 Tony Arnold <tony.arnold at manchester.ac.uk>:
> > Mario,
> >
> > Mario Vukelic wrote:
> >
> >> Yeah. "in theory" just as in theory if I knew the precise location and
> >> momentum of every atom in the universe then I could use Newton's laws to
> >> reveal the entire course of cosmic events, past and future ;)
> >
> > Sorry this is OT, but I got to thinking about this! I don't think your
> > theory is possible.
> >
> > Firstly, Newton's laws are probably insufficient for these calculations.
> > You probably need to take account of relativistic and quantum effects.
> >
>
> This is absolutely true. Knowing the exact location and momentum of
> any particle is impossible (Heisenberg's Uncertianty Principle)
>
> [error in position] * [error in momentum] >= [Planck's constant] / 4 * pi
>
> Sorry, in theory you can't; there is no IF :P
>
> Chris
>
> --
> R< $&h ! > $- ! $+      $@ $2 < @ $1 .UUCP. > (sendmail.cf)
>
>
>
> ------------------------------
>
> Message: 6
> Date: Sat, 24 Jan 2009 12:58:15 +0100
> From: Mario Vukelic <mario.vukelic at dantian.org>
> Subject: Re: Some thoughts about anti-virus software for Linux
> To: "Ubuntu user technical support,     not for general discussions"
>        <ubuntu-users at lists.ubuntu.com>
> Message-ID: <1232798295.6432.66.camel at chronic>
> Content-Type: text/plain
>
> On Sat, 2009-01-24 at 11:00 +0000, Tony Arnold wrote:
> >
> > Sorry this is OT, but I got to thinking about this! I don't think your
> > theory is possible.
>
> Dead-on. The fictional "I" in "if I knew the precise location and
> momentum of every atom in the universe" is customarily called "Laplace's
> demon".
>
> That was the point of the joke :)
>
>
>
>
> ------------------------------
>
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> End of ubuntu-users Digest, Vol 53, Issue 268
> *********************************************
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