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Author Topic: root pasword Doremi DCP2000
Cristian Company
Film Handler

Posts: 1
From: Monzon, Huesca, Spain
Registered: Jun 2012


 - posted 07-03-2012 08:12 PM      Profile for Cristian Company   Email Cristian Company   Send New Private Message       Edit/Delete Post 
Hi everybody. Anyone knows the default root password, to this server? Doremi DCP2000.
HI has VNC default password, but I need root default password.

Thanks

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Harold Hallikainen
Jedi Master Film Handler

Posts: 906
From: Denver, CO, USA
Registered: Aug 2009


 - posted 07-03-2012 09:26 PM      Profile for Harold Hallikainen   Author's Homepage   Email Harold Hallikainen   Send New Private Message       Edit/Delete Post 
I believe it's in the manual, but it has been suggested it not be posted. Hence the edit.

Harold

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Gordon McLeod
Film God

Posts: 9532
From: Toronto Ontario Canada
Registered: Jun 99


 - posted 07-03-2012 10:09 PM      Profile for Gordon McLeod   Email Gordon McLeod   Send New Private Message       Edit/Delete Post 
Not sure of the rules but i believe passwords are not to be posted personally i would ban anyone who posts one in a public forum

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Scott Norwood
Film God

Posts: 8146
From: Boston, MA. USA (1774.21 miles northeast of Dallas)
Registered: Jun 99


 - posted 07-03-2012 11:28 PM      Profile for Scott Norwood   Author's Homepage   Email Scott Norwood   Send New Private Message       Edit/Delete Post 
Obviously, this is Brad's forum and he can do as he pleases.

That said, I am of two minds on this topic:

I can completely understand that manufacturers withhold some information from the "general public" and make it available on a "need to know" basis; we should respect this and not post anything that might encourage unqualified people to cause serious harm to the equipment. It is in no one's interest to do things that might result in lost shows or anything else that would give the industry a bad reputation.

Still, I absolutely cannot stand the secrecy and paranoia that is associated with D-cinema. I strongly believe that the installation manuals should include all of the information that is necessary to install and repair the equipment, which (as far as I know), none of them does (just try finding marriage passwords anywhere). The owner of the equipment should be entitled to receive this information, and the fact that this does not happen is a travesty. I could accept the idea that "using this password voids your warranty" or something along those lines, but withholding it completely is shameful.

My inclination at this point is that we should err on respecting the manufacturers' wishes for the good of the industry, but that opinion may change at some point. The secrecy issue is more of a DCI problem than a manufacturer problem, anyway.

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Monte L Fullmer
Film God

Posts: 8367
From: Nampa, Idaho, USA
Registered: Nov 2004


 - posted 07-04-2012 01:10 AM      Profile for Monte L Fullmer   Email Monte L Fullmer   Send New Private Message       Edit/Delete Post 
quote: Scott Norwood
people to cause serious harm to the equipment
Let along lawsuits that can come out of this.. to Film-Tech since it allowed confidental info to be published.

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Brad Miller
Administrator

Posts: 17775
From: Plano, TX (36.2 miles NW of Rockwall)
Registered: May 99


 - posted 07-04-2012 01:33 AM      Profile for Brad Miller   Author's Homepage   Email Brad Miller       Edit/Delete Post 
Monte, you sure are wrong about a lot of stuff lately.

There is no set policy against posting passwords. It's just common sense not to. Anyone who has legitimate training to work on a piece of equipment already knows the passwords or can easily request them from the manufacturer.

I don't know Cristian's level of experience or what his need for the root password is, but he should be able to email Doremi, identify himself, explain why he needs it and receive the root password from them if there is a reason for him to have it.

The whole DCI security thing is quite the ridiculous waste of time though. Just look at marriage.

Scenario #1 Some idiot wants to poke around inside a projector, either for the "cool factor" to try and see how it works, or he is an evildoer and is trying to figure out how to copy the movie. Without him knowing the marriage password, he simply breaks the machine from being able to play back. At the end of the day, this idiot wouldn't have the technical knowledge on how to tap into the system anyway!

Scenario #2 A highly experienced technician who just can't wait for the latest Madea movie to hit bluray cracks the system open to tie in for a copy. Ummmm, duh...anyone with this level of knowledge knows the damn marriage password anyway!

Scenario #3 Whoever (idiot or technician) just points a friggin' camera at the screen. Since there is no mechanical shutter in a DLP projector, flicker isn't even a concern.

Now how did DCI security actually make ANY difference in the above? [Roll Eyes]

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John Thomas
Film Handler

Posts: 75
From: Boston, MA
Registered: Sep 2011


 - posted 07-04-2012 02:32 AM      Profile for John Thomas   Email John Thomas   Send New Private Message       Edit/Delete Post 
Cristian, the root password is most likely the same root password that Doremi uses for many other (if not all) of their products, which is available in publicly downloadable field installer manuals.

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Dave Macaulay
Film God

Posts: 2321
From: Toronto, Canada
Registered: Apr 2001


 - posted 07-04-2012 06:05 AM      Profile for Dave Macaulay   Email Dave Macaulay   Send New Private Message       Edit/Delete Post 
I believe searching for the server root password in downloaded manuals will be fruitless, but I'm not about to waste my day looking. The server password different from the other Linux based Doremi device I'm familiar with, the TMS.
The only worthwhile proposal is to call Doremi tech support and ask them. Presumably you have a good reason to want it: there are some basic settings that require it. Doremi isn't hyper secretive about this, but they do not publicize it. If you have a valid reason to need it, they'll provide it.

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Rick Raskin
Phenomenal Film Handler

Posts: 1100
From: Manassas Virginia
Registered: Jan 2003


 - posted 07-04-2012 04:35 PM      Profile for Rick Raskin   Email Rick Raskin   Send New Private Message       Edit/Delete Post 
I believe the manufacturer would want to be involved in any fix that requires a root password. After all, allowing someone to poke around unsupervised could ultimately cause them bigger headaches.

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Dave Macaulay
Film God

Posts: 2321
From: Toronto, Canada
Registered: Apr 2001


 - posted 07-05-2012 10:30 AM      Profile for Dave Macaulay   Email Dave Macaulay   Send New Private Message       Edit/Delete Post 
You can't "steal" a movie even with root access so the security isn't super tight and there are documents floating around that list the su password. There are several server settings like network setup that require it, and copying anything to a USB stick requires SU access to remount it as read/write.
Doremi gives you an open terminal shell, and you can easily destroy the system with a few characters mistyped as root. Dolby lets you have a restricted terminal for routine tasks as "technician" and as far as getting the Dolby root password... not easy. GDC, I can't find a terminal shell. Haven't really tried hard though.

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Frank Cox
Film God

Posts: 2234
From: Melville Saskatchewan Canada
Registered: Apr 2011


 - posted 07-05-2012 12:49 PM      Profile for Frank Cox   Author's Homepage   Email Frank Cox   Send New Private Message       Edit/Delete Post 
I have a GDC server and its obvious that it runs on Fedora Core 5. Depending on exactly how they set it up to boot, Fedora usually provides a number of virtual terminals. Ctrl-alt-F(something) gets you to each one. Ctrl-alt-f1, ctrl-alt-f2, and so on.

I don't know if GDC actually does it this way, but since a lot of the boot sequence of the server appears to a stock Fedora Core 5 setup, I wouldn't be surprised.

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Olivier Lemaire
Expert Film Handler

Posts: 118
From: Paris, Ile de France, France
Registered: Jan 2010


 - posted 07-05-2012 02:46 PM      Profile for Olivier Lemaire   Author's Homepage   Email Olivier Lemaire   Send New Private Message       Edit/Delete Post 
Dave, Rick:
On a DCI machine, having the "root" password (or "Administrator" if running MS Windows), should not lead to the capability of deciphering encrypted assets -> the Security Manager is FIPSed and the machine must prevents this kind of trick. Even physical access to the machine should not lead to such a security breakage.
If you can demonstrate that with the root password, you can decipher an encrypted essence, you should report it to the manufacturer and/or the company that did certified this machine as DCI... they will probably recruit you pretty quickly (and have this kind of security flaw fixed urgently...).

Dave:
Getting the root password (or "Administrator") of a given machine you've got physical access in is pretty piece of cake for any geek out there - no matter the brand. At maximum, it will require time for a password cracker... not that much considering GPU power of a 300 USD video card nowadays. This is anyway not the point of DCI security: the point is to protect the asset, not the machine.


All that said, having the "root" (or "Administrator") access, anyone can wreak the machine pretty easily - that could be posing an issue for maintenance contracts with integrators. But, it is needed for some specific operations (mostly maintenance). If you are in charge of such operations, you should ask for it at support@doremicinema.com

Surely it's not a good idea, regarding general susceptibility, to publish the default password on a public forum, but one must admit that it is already done on some other countries... And some others will add that there is no security thru obscurity anyway [Smile]

On some manufacturer documentations, the default root password still exist: just forage docs publicly available at manufacturer website and in less than 30mn. On these docs, you'll see too that they recommend to change this password if you want to be the only guy to be able to take care of the unit maintenance.

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William F Green
Film Handler

Posts: 84
From: Brighton, East Sussex, UK
Registered: Jun 2005


 - posted 08-14-2012 09:31 AM      Profile for William F Green   Email William F Green   Send New Private Message       Edit/Delete Post 
quote: Brad Miller
I don't know Cristian's level of experience or what his need for the root password is, but he should be able to email Doremi, identify himself, explain why he needs it and receive the root password from them if there is a reason for him to have it.
Brad it should work that way but in practice it does not seem to. It took over a week for one of the digital cinema guy from CRU to get a reply from Doremi on our behalf. Due to the delay in getting a reply we emailed Doremi directly ouselves, explaining who we were and why we needed the info - and got no reply at all. We were not even asking for a password - just some basic info of the Doremi's support for port-multipliers.

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