Re: raw disk access

2003-02-10 Thread Alberto Cortés
El sáb, 08 de feb de 2003, a las 23:49 +0100, Christian decía que: What about cp /dev/sdx /dev/sdy cp, dd and every command use the system calls, and system calls use the drivers, and i am not sure the drivers don't modify structure. example: step 1) you read a block of data from one

Re: raw disk access

2003-02-10 Thread Phillip Hofmeister
On Mon, 10 Feb 2003 at 01:24:29PM +0100, Alberto Cort?s wrote: cp, dd and every command use the system calls, and system calls use the drivers, and i am not sure the drivers don't modify structure. dd, cat, etc. do modify the structure. One common way I rip an ISO is: cat /dev/cdrom

Re: raw disk access

2003-02-10 Thread Peter Cordes
On Mon, Feb 10, 2003 at 08:43:22AM -0500, Phillip Hofmeister wrote: On Mon, 10 Feb 2003 at 01:24:29PM +0100, Alberto Cort?s wrote: cp, dd and every command use the system calls, and system calls use the drivers, and i am not sure the drivers don't modify structure. dd, cat, etc. do modify

Re: raw disk access

2003-02-10 Thread Alberto Cortés
El sáb, 08 de feb de 2003, a las 23:49 +0100, Christian decía que: What about cp /dev/sdx /dev/sdy cp, dd and every command use the system calls, and system calls use the drivers, and i am not sure the drivers don't modify structure. example: step 1) you read a block of data from one

Re: raw disk access

2003-02-10 Thread Peter Cordes
On Mon, Feb 10, 2003 at 08:43:22AM -0500, Phillip Hofmeister wrote: On Mon, 10 Feb 2003 at 01:24:29PM +0100, Alberto Cort?s wrote: cp, dd and every command use the system calls, and system calls use the drivers, and i am not sure the drivers don't modify structure. dd, cat, etc. do modify

Re: raw disk access

2003-02-09 Thread Luis Gomez
On Sábado, 8 de Febrero de 2003 23:49, Christian Storch wrote: What about cp /dev/sdx /dev/sdy It works very well on two identical drives - - perhaps when the second one is larger, too. You don't need any permissions. The result is really a clone including partition table! I used this

Re: raw disk access

2003-02-09 Thread Luis Gomez
On Sábado, 8 de Febrero de 2003 23:49, Christian Storch wrote: What about cp /dev/sdx /dev/sdy It works very well on two identical drives - - perhaps when the second one is larger, too. You don't need any permissions. The result is really a clone including partition table! I used this

Re: raw disk access

2003-02-08 Thread Alberto Cortés
El mar, 07 de ene de 2003, a las 19:51 -0800, Blars decía que: In article [EMAIL PROTECTED] [EMAIL PROTECTED] writes: i am looking for forensics tools that can be used in computer crime investigations, and am particularly interesting in a tool that provides raw drive (hard,

Re: raw disk access

2003-02-08 Thread Alberto Cortés
El mar, 07 de ene de 2003, a las 19:51 -0800, Blars decía que: In article [EMAIL PROTECTED] [EMAIL PROTECTED] writes: i am looking for forensics tools that can be used in computer crime investigations, and am particularly interesting in a tool that provides raw drive (hard,

Re: raw disk access

2003-02-08 Thread Christian Storch
Message - From: Alberto Cortés [EMAIL PROTECTED] To: Debian-security debian-security@lists.debian.org Sent: Saturday, February 08, 2003 12:43 PM Subject: Re: raw disk access El mar, 07 de ene de 2003, a las 19:51 -0800, Blars decía que: In article [EMAIL PROTECTED] [EMAIL PROTECTED] writes

Re: raw disk access

2003-01-16 Thread Jean-Francois Dive
yes you can :) On Sun, Jan 12, 2003 at 07:50:38PM +0100, Joshua SS Miller wrote: Just a thought, but could one just use cat? I know that you can write disk image to a floppy with cat, so why should one not be able to cat /dev/hda1 imagefile Any ideas? Thank you, Joshua SS Miller

Re: raw disk access

2003-01-16 Thread Jean-Francois Dive
yes you can :) On Sun, Jan 12, 2003 at 07:50:38PM +0100, Joshua SS Miller wrote: Just a thought, but could one just use cat? I know that you can write disk image to a floppy with cat, so why should one not be able to cat /dev/hda1 imagefile Any ideas? Thank you, Joshua SS Miller

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Andreas Kotes
Hi! * Hubert Chan [EMAIL PROTECTED] [20030115 04:20]: Rolf == Rolf Kutz [EMAIL PROTECTED] writes: Rolf * Quoting Joshua SS Miller ([EMAIL PROTECTED]): Cryptoswap? Hmm sound like something I was thinking about earlier today. Do you have a good resource for this? Rolf

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Rolf Kutz
* Quoting Hubert Chan ([EMAIL PROTECTED]): Do the kerneli modules (officially) work with encrypted swap? I know It works for me. encryption, which may allocate new memory, ad infinitum. loop-AES takes care of that explicitly, by preallocating memory, but I don't think cryptoapi/cryptoloop

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Hubert Chan
Andreas == Andreas Kotes [EMAIL PROTECTED] writes: [...] Andreas FUD alert! I like loop-AES, too, and would REALLY love general Andreas inclusion into Debian kernels, but this doesn't mean the Andreas authors of alternatives are/may be idiots. Andreas Please don't spread Fear, Uncertainty and

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Andreas Kotes
Hi! * Hubert Chan [EMAIL PROTECTED] [20030115 21:33]: Andreas == Andreas Kotes [EMAIL PROTECTED] writes: Andreas FUD alert! I like loop-AES, too, and would REALLY love general Andreas inclusion into Debian kernels, but this doesn't mean the Andreas authors of alternatives are/may be idiots.

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Hubert Chan
Andreas == Andreas Kotes [EMAIL PROTECTED] writes: [...] Andreas have a look at the sourcecode in e.g. Andreas http://www.kernel.org/pub/linux/kernel/people/hvr/testing/patch-int-2.4.20.1.bz2 Thanks. I'll take a look at that. If you don't mind clarifying something for me, what is the

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Hubert Chan
Andreas == Andreas Kotes [EMAIL PROTECTED] writes: [...] Andreas here's how I understand it: [...] Andreas patch-int is all of the above combined, for (optional) Andreas compilation into the kernel. That would have been my guess too. BTW, I've also grepped through the cryptoapi and

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Andreas Kotes
Hi! * Martin Hermanowski [EMAIL PROTECTED] [20030116 01:18]: On Wed, Jan 15, 2003 at 06:26:32PM -0500, Hubert Chan wrote: Andreas == Andreas Kotes [EMAIL PROTECTED] writes: Andreas patch-int is all of the above combined, for (optional) Andreas compilation into the kernel. That would

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Andreas Kotes
Hi! * Hubert Chan [EMAIL PROTECTED] [20030115 04:20]: Rolf == Rolf Kutz [EMAIL PROTECTED] writes: Rolf * Quoting Joshua SS Miller ([EMAIL PROTECTED]): Cryptoswap? Hmm sound like something I was thinking about earlier today. Do you have a good resource for this? Rolf

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Dale Amon
On Tue, Jan 14, 2003 at 10:08:22PM -0500, Hubert Chan wrote: Rolf == Rolf Kutz [EMAIL PROTECTED] writes: Rolf * Quoting Joshua SS Miller ([EMAIL PROTECTED]): Cryptoswap? Hmm sound like something I was thinking about earlier today. Do you have a good resource for this? Rolf

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Rolf Kutz
* Quoting Hubert Chan ([EMAIL PROTECTED]): Do the kerneli modules (officially) work with encrypted swap? I know It works for me. encryption, which may allocate new memory, ad infinitum. loop-AES takes care of that explicitly, by preallocating memory, but I don't think cryptoapi/cryptoloop

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Hubert Chan
Andreas == Andreas Kotes [EMAIL PROTECTED] writes: [...] Andreas FUD alert! I like loop-AES, too, and would REALLY love general Andreas inclusion into Debian kernels, but this doesn't mean the Andreas authors of alternatives are/may be idiots. Andreas Please don't spread Fear, Uncertainty and

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Andreas Kotes
Hi! * Hubert Chan [EMAIL PROTECTED] [20030115 21:33]: Andreas == Andreas Kotes [EMAIL PROTECTED] writes: Andreas FUD alert! I like loop-AES, too, and would REALLY love general Andreas inclusion into Debian kernels, but this doesn't mean the Andreas authors of alternatives are/may be idiots.

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Hubert Chan
Andreas == Andreas Kotes [EMAIL PROTECTED] writes: [...] Andreas have a look at the sourcecode in e.g. Andreas http://www.kernel.org/pub/linux/kernel/people/hvr/testing/patch-int-2.4.20.1.bz2 Thanks. I'll take a look at that. If you don't mind clarifying something for me, what is the

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Andreas Kotes
Hi! * Hubert Chan [EMAIL PROTECTED] [20030115 22:55]: Andreas == Andreas Kotes [EMAIL PROTECTED] writes: Andreas have a look at the sourcecode in e.g. Andreas http://www.kernel.org/pub/linux/kernel/people/hvr/testing/patch-int-2.4.20.1.bz2 Thanks. I'll take a look at that. If you don't

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Hubert Chan
Andreas == Andreas Kotes [EMAIL PROTECTED] writes: [...] Andreas here's how I understand it: [...] Andreas patch-int is all of the above combined, for (optional) Andreas compilation into the kernel. That would have been my guess too. BTW, I've also grepped through the cryptoapi and

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Martin Hermanowski
On Wed, Jan 15, 2003 at 06:26:32PM -0500, Hubert Chan wrote: Andreas == Andreas Kotes [EMAIL PROTECTED] writes: [...] Andreas here's how I understand it: [...] Andreas patch-int is all of the above combined, for (optional) Andreas compilation into the kernel. That would have been

Re: Cryptoswap -- was Re: raw disk access

2003-01-15 Thread Andreas Kotes
Hi! * Martin Hermanowski [EMAIL PROTECTED] [20030116 01:18]: On Wed, Jan 15, 2003 at 06:26:32PM -0500, Hubert Chan wrote: Andreas == Andreas Kotes [EMAIL PROTECTED] writes: Andreas patch-int is all of the above combined, for (optional) Andreas compilation into the kernel. That would

Re: raw disk access

2003-01-14 Thread Dale Amon
On Wed, Jan 08, 2003 at 04:16:58AM +, Andrew Sayers wrote: Or search a floppy disk for intelligible-looking strings: strings /dev/fd0 | less Precisely why one should always use cryptoswap. -- -- Nuke bin Laden: Dale

Cryptoswap -- was Re: raw disk access

2003-01-14 Thread Joshua SS Miller
Cryptoswap? Hmm sound like something I was thinking about earlier today. Do you have a good resource for this? Thank you, Joshua SS Miller On Tue, 2003-01-14 at 16:15, Dale Amon wrote: On Wed, Jan 08, 2003 at 04:16:58AM +, Andrew Sayers wrote: Or search a floppy disk for

Re: Cryptoswap -- was Re: raw disk access

2003-01-14 Thread Rolf Kutz
* Quoting Joshua SS Miller ([EMAIL PROTECTED]): Cryptoswap? Hmm sound like something I was thinking about earlier today. Do you have a good resource for this? http://www.kerneli.org/index.php - rk -- Ahahahahaha! Ahahahaha! Aahahaha! BEWARE! Yrs sincerely The Opera Ghost

Re: Cryptoswap -- was Re: raw disk access

2003-01-14 Thread Hubert Chan
Rolf == Rolf Kutz [EMAIL PROTECTED] writes: Rolf * Quoting Joshua SS Miller ([EMAIL PROTECTED]): Cryptoswap? Hmm sound like something I was thinking about earlier today. Do you have a good resource for this? Rolf http://www.kerneli.org/index.php Do the kerneli modules (officially) work

Re: raw disk access

2003-01-12 Thread Jean-Francois Dive
already answered but dd | nc (to send it to another box) is a classical. Otherwise, some other tools can give you as well memory dumps which may sometimes be very usefull. JeF On Tue, Jan 07, 2003 at 10:08:22PM -0500, viv wrote: Hi. As a Debian user, i am posting to this list

Re: raw disk access

2003-01-12 Thread Jean-Francois Dive
already answered but dd | nc (to send it to another box) is a classical. Otherwise, some other tools can give you as well memory dumps which may sometimes be very usefull. JeF On Tue, Jan 07, 2003 at 10:08:22PM -0500, viv wrote: Hi. As a Debian user, i am posting to this list

Re: raw disk access

2003-01-12 Thread Joshua SS Miller
Just a thought, but could one just use cat? I know that you can write disk image to a floppy with cat, so why should one not be able to cat /dev/hda1 imagefile Any ideas? Thank you, Joshua SS Miller On Mon, 2003-01-13 at 03:19, Jean-Francois Dive wrote: already answered but dd | nc (to send

RE: raw disk access

2003-01-08 Thread Colin Ellis
The best that can be achieved is via 'dd'. however it is actually impossible to get _real_ raw disk access due to the disk IO controllers. As far as I know, all disk IO controllers have automatic data correction etc and so do hard disks. An accurate copy of the surface of the disk cannot

RE: raw disk access

2003-01-08 Thread viv
start to finish, or does it skip / miss something somewhere? Thanks again. On Wed, 2003-01-08 at 11:29, Colin Ellis wrote: The best that can be achieved is via 'dd'. however it is actually impossible to get _real_ raw disk access due to the disk IO controllers. As far as I

RE: raw disk access

2003-01-08 Thread Colin Ellis
. Good Luck :) Colin http://www.solution-city.com -Original Message- From: viv [mailto:[EMAIL PROTECTED]] Sent: 08 January 2003 07:19 To: DebianSecurity Cc: Colin Ellis Subject: RE: raw disk access Thanks to all for your quick replies. i thought originally that dd would

Re: raw disk access

2003-01-08 Thread Florian Weimer
viv [EMAIL PROTECTED] writes: i thought originally that dd would work and tried to 'image' a couple of CDs, but they came out to different sizes although both were 650MB CDs. The disk sizes differed by about 3 MB, so i assumed dd was missing something. Imaging 2

RE: raw disk access

2003-01-08 Thread Colin Ellis
The best that can be achieved is via 'dd'. however it is actually impossible to get _real_ raw disk access due to the disk IO controllers. As far as I know, all disk IO controllers have automatic data correction etc and so do hard disks. An accurate copy of the surface of the disk cannot

RE: raw disk access

2003-01-08 Thread viv
start to finish, or does it skip / miss something somewhere? Thanks again. On Wed, 2003-01-08 at 11:29, Colin Ellis wrote: The best that can be achieved is via 'dd'. however it is actually impossible to get _real_ raw disk access due to the disk IO controllers. As far as I

RE: raw disk access

2003-01-08 Thread Colin Ellis
. Good Luck :) Colin http://www.solution-city.com -Original Message- From: viv [mailto:[EMAIL PROTECTED] Sent: 08 January 2003 07:19 To: DebianSecurity Cc: Colin Ellis Subject: RE: raw disk access Thanks to all for your quick replies. i thought originally that dd would

Re: raw disk access

2003-01-08 Thread Florian Weimer
viv [EMAIL PROTECTED] writes: i thought originally that dd would work and tried to 'image' a couple of CDs, but they came out to different sizes although both were 650MB CDs. The disk sizes differed by about 3 MB, so i assumed dd was missing something. Imaging 2

Re: raw disk access

2003-01-07 Thread Blars Blarson
In article [EMAIL PROTECTED] [EMAIL PROTECTED] writes: i am looking for forensics tools that can be used in computer crime investigations, and am particularly interesting in a tool that provides raw drive (hard, floppy, CD, DVD, etc.) access in order to create complete

Re: raw disk access

2003-01-07 Thread Andrew Sayers
What you're asking for is trivially available on all Linux systems. Through the /dev filesystem, the kernel makes many hardware devices available to ordinary programs. For example, if you had mounted your target disk as the secondary master hard drive, you could create an image of the disk by

raw disk access

2003-01-07 Thread viv
Hi. As a Debian user, i am posting to this list first in the hopes that what i am looking for can be found as a Debian package. i am looking for forensics tools that can be used in computer crime investigations, and am particularly interesting in a tool

Re: raw disk access

2003-01-07 Thread Steve Mickeler
man dd On Tue, 7 Jan 2003, viv wrote: Hi. As a Debian user, i am posting to this list first in the hopes that what i am looking for can be found as a Debian package. i am looking for forensics tools that can be used in computer crime investigations, and am

Re: raw disk access

2003-01-07 Thread Dale Southard
Is the `dd` command what you are looking for (in combination with /dev/loop?), or is there some requirement that wasn't mentioned in your message? viv [EMAIL PROTECTED] writes: i am looking for forensics tools that can be used in computer crime investigations, and am

Re: raw disk access

2003-01-07 Thread Blars Blarson
In article [EMAIL PROTECTED] [EMAIL PROTECTED] writes: i am looking for forensics tools that can be used in computer crime investigations, and am particularly interesting in a tool that provides raw drive (hard, floppy, CD, DVD, etc.) access in order to create complete

Re: raw disk access

2003-01-07 Thread Andrew Sayers
What you're asking for is trivially available on all Linux systems. Through the /dev filesystem, the kernel makes many hardware devices available to ordinary programs. For example, if you had mounted your target disk as the secondary master hard drive, you could create an image of the disk by