Re: To make unreadable a functional system.

2010-12-03 Thread Sthu Deus
Thank You for Your time and answer, Mike: > Let us know what the product was, and maybe we can work from there. All right, I got the point. Though still an idea remains - a "read pass" can be encrypted each time the host boots - depending on hardware - then check w/ the one saved in OS. :) I do

Re: To make unreadable a functional system.

2010-12-01 Thread Jochen Schulz
(Sorry if this comes late, but I had trouble getting through the list's spam filters.) Sthu Deus: > > Can I make separate passwords (if one is necessary to boot) - for > accessing the FS and for just booting? It appears you don't really understand how filesystem encryption (usually) works. Let m

Re: To make unreadable a functional system.

2010-12-01 Thread Sthu Deus
Thank You for Your time and answer, Wolodja: > http://smcv.pseudorandom.co.uk/2008/09/cryptroot/ > http://linuxgazette.net/140/kapil.html I will take a look at it. > I followed the second approach and am very happy with it. If these > approaches do not cover your usecase you might want to desrib

Re: To make unreadable a functional system.

2010-12-01 Thread Sthu Deus
Thank You for Your time and answer, Eduardo: > I still haven't fully understood exactly what you want. The idea I > have is essentially impossible, but maybe if you explain it in more > detail a viable option can be presented. Please, look at my another post - answer to Mike. -- To UNSUBSC

Re: To make unreadable a functional system.

2010-11-30 Thread Darac Marjal
On Sun, Nov 28, 2010 at 11:34:16PM +0700, Sthu Deus wrote: > Good day. > > Can You please help me to direct to some documentation or project in > Debian or explain how to make the following: > > after a system has been installed and configured - to make it encrypted > so that it will make impossi

Re: To make unreadable a functional system.

2010-11-29 Thread Mike
Sthu Deus wrote: > Is it possible to save the encryption pass in a loader - like grub2 > or some other program standing somewhere in the boot process? Not in the way I'm imagining it. You want each *whole partition* on the disk to be encrypted as stored on the disk, which means that you need to d

Re: To make unreadable a functional system.

2010-11-29 Thread Sthu Deus
Thank You for Your time and answer, Mike: > As Eduardo wrote, "running" and "reading" are the same thing here. > Entering the password makes decryption by the OS possible. Without > the password, the OS can't even read the partition, so it can't run. > And once you have the password to decrypt a

Re: To make unreadable a functional system.

2010-11-29 Thread Sthu Deus
Thank You for Your time and answer, Eduardo: > > Can the passwords (to run and to read) be different? > > No. "Running" requires reading. Can I place the password for lunching inside the FS? - For booting purposes? The FS being encrypted itself? > > - So that one > > person can all the admini

Re: To make unreadable a functional system.

2010-11-29 Thread Mike
Sthu Deus wrote: >> Once the disk is encrypted, you'll at least need to enter a >> password as a key to decrypt it when it powers on. > > Can the passwords (to run and to read) be different? - So that one > person can all the administration - that is the system is totally open > to him while anoth

Re: To make unreadable a functional system.

2010-11-29 Thread Wolodja Wentland
On Sun, Nov 28, 2010 at 23:34 +0700, Sthu Deus wrote: > after a system has been installed and configured - to make it > encrypted so that it will make impossible (or almost so) to read its > files, configuration, etc (even though the HDD be removed from the > host and connected to another running O

Re: To make unreadable a functional system.

2010-11-29 Thread Eduardo M KALINOWSKI
On Seg, 29 Nov 2010, Sthu Deus wrote: Sorry, didn't got an idea: Yo say that I can make encrypted right from the box (Debian) - then why do I need to have a live CD and then adhust my FS settings? You can create encrypted filesystems, but you cannot encrypt on the fly one that already exists.

Re: To make unreadable a functional system.

2010-11-29 Thread Eduardo M KALINOWSKI
On Seg, 29 Nov 2010, Sthu Deus wrote: Sounds like you're asking for the impossible. Once the disk is encrypted, you'll at least need to enter a password as a key to decrypt it when it powers on. Can the passwords (to run and to read) be different? No. "Running" requires reading. - So that

Re: To make unreadable a functional system.

2010-11-29 Thread Sthu Deus
Thank You for Your time and answer, Eduardo: > It would have been easier to set up encryption while the system is > being installed. The debian installer can do that for you, as a > matter of fact. > > Afterwards, I'd recommend booting a live distro of your choice, > backing up the data, creating

Re: To make unreadable a functional system.

2010-11-29 Thread Sthu Deus
Thank You for Your time and answer, Mike: > Sounds like you're asking for the impossible. Once the disk is > encrypted, you'll at least need to enter a password as a key to > decrypt it when it powers on. Can the passwords (to run and to read) be different? - So that one person can all the admin

Re: To make unreadable a functional system.

2010-11-28 Thread Mike
Sounds like you're asking for the impossible. Once the disk is encrypted, you'll at least need to enter a password as a key to decrypt it when it powers on. Would it solve your problem to make the machine diskless, boot it over the network? Sthu Deus wrote: > to make it encrypted > yet that it w

Re: To make unreadable a functional system.

2010-11-28 Thread Eduardo M KALINOWSKI
On 11/28/2010 02:34 PM, Sthu Deus wrote: Good day. Can You please help me to direct to some documentation or project in Debian or explain how to make the following: after a system has been installed and configured - to make it encrypted so that it will make impossible (or almost so) to read it