I fully understand the theory behind ownership, however on NTFS
permissions, this could be manipulated.  Look at number 16) on
http://www.giant-technologies.co.uk/quotaadvisor/ which mentions the
utility they provide. Presumably a dACL on a file will by the same
structure as those on an AD object?

Darren.


-----Original Message-----
From: Tony Murray [mailto:[EMAIL PROTECTED]] 
Sent: 20 September 2002 13:23
To: [EMAIL PROTECTED]
Subject: RE: [ActiveDir] setting/restricting permissions on objects in
OU tree

No, I'm not sure - just going on what I've read.  It would make sense
from a security point of view though.  If I can only _take_ ownership
then it's pretty clear that I am the authentic owner.  However, if I can
assign ownership to anyone and everyone then the concept of owner
authenticity disappears.

Tony
---------- Original Message ----------------------------------
From: "Darren Sykes" <[EMAIL PROTECTED]>
Reply-To: [EMAIL PROTECTED]
Date: Fri, 20 Sep 2002 13:00:23 +0100

Tony,

Are you sure ownership can't be given away? That wasn't my understanding
(though it's what you'll read in Microsoft's MCSE books). AFAIK, there's
nothing in the API which will prevent you from doing this, just the GUI.

There are 3rd party applications which add this functionality (Quota
software if I remember rightly, as quotas are assigned to the owner of
an object). So perhaps coding would be possible? 

Darren.


-----Original Message-----
From: Tony Murray [mailto:[EMAIL PROTECTED]] 
Sent: 20 September 2002 12:57
To: [EMAIL PROTECTED]
Subject: RE: [ActiveDir] setting/restricting permissions on objects in
OU tree

If I understand this correctly, the issue here is that the creator of an
object is automatically designated as the Owner of the object.  Through
ownership of the object this person has certain permissions that you
don't really want them to have. 

I don't have a neat solution this, but perhaps there are some
workarounds, e.g.

1.  Provide a tool (e.g. web based) that allows people with delegated
permissions to create the objects they are allowed to, but use a
protected account to actually perform the object creation.  In other
words, the tool acts as intermediary.  It checks the credentials of the
user requesting the creation against the ACL and, if the account has the
required permission, the tool will create the object using the protected
account.

2.  Use a protected account to take ownership of objects shortly after
they have been created.  I don't like this approach as the only way that
I know to change ownership is to actually take it by clicking - it can't
be given away.

Tony

---------- Original Message ----------------------------------
From: [EMAIL PROTECTED]
Reply-To: [EMAIL PROTECTED]
Date: Fri, 20 Sep 2002 11:58:17 +1000

Rick,
Any further ideas?
Gil?

Michael Homsey
Telecommunications and Industrial Physics
CSIRO, Australia


-----Original Message-----
From: Rick Kingslan [mailto:[EMAIL PROTECTED]] 
Sent: Tuesday, 17 September 2002 2:16 PM
To: [EMAIL PROTECTED]
Subject: RE: [ActiveDir] setting/restricting permissions on objects in
OU
tree

Michael,

Good question here, and one that I haven't run into - hence don't have
an answer.  10 minutes of looking at my references didn't turn up
anything.  I'll keep looking, because I remember reading something about
this andit's kinda bugging me now.

Gil, if you're reading this - what do you know about this?

Rick Kingslan - Microsoft MVP [Windows NT/2000]
  Microsoft Certified Trainer
  MCSA, MCSE+I - Windows NT / 2000
  
"Any sufficiently advanced technology
is indistinguishable from magic."
  ---  Arthur C. Clarke





> -----Original Message-----
> From: [EMAIL PROTECTED] 
> [mailto:[EMAIL PROTECTED]] On Behalf Of 
> [EMAIL PROTECTED]
> Sent: Monday, September 16, 2002 9:53 PM
> To: [EMAIL PROTECTED]
> Subject: RE: [ActiveDir] setting/restricting permissions on 
> objects in OU tree
> 
> 
> Thanks Rick,
> there must be something i am missing.
> I can restrict the changes to the immediate OU so its 
> permissions cannot be changed. I can restrict the objects 
> created (eg nesting of OUs ) and the computer objects. 
> However, if I create a sub-ou, it allows me to disconnect the 
> inherited permissions with the check box. which privelege 
> turns this off?
> 
> Michael Homsey
> 
> -----Original Message-----
> From: Rick Kingslan [mailto:[EMAIL PROTECTED]]
> Sent: Monday, 16 September 2002 9:48 AM
> To: [EMAIL PROTECTED]
> Subject: RE: [ActiveDir] setting/restricting permissions on 
> objects in OU tree
> 
> 
> Go to the advanced ACLs of the user / group that you want to 
> remove the ability to change permissions and remove the 
> 'Modify Permissions' permission at that level.
> 
> This must be done in the Advanced mode of the Security of the 
> object(s) that you want to affect.
> 
> Rick Kingslan - Microsoft MVP [Windows NT/2000]
>   Microsoft Certified Trainer
>   MCSA, MCSE+I - Windows NT / 2000
>   
> "Any sufficiently advanced technology
> is indistinguishable from magic."
>   ---  Arthur C. Clarke
> 
> 
> 
> 
> 
> > -----Original Message-----
> > From: [EMAIL PROTECTED]
> > [mailto:[EMAIL PROTECTED]] On Behalf Of 
> > [EMAIL PROTECTED]
> > Sent: Sunday, September 15, 2002 6:17 PM
> > To: [EMAIL PROTECTED]
> > Subject: [ActiveDir] setting/restricting permissions on 
> > objects in OU tree
> > 
> > 
> > Dear all,
> > 
> > I wish to be able to delegate the creation of OUs and
> > specific objects in an OU tree. Giving the permission to 
> > create an OU allows the creator to change permissions and 
> > cirumvent controls on the OU subtree.
> > 
> > If I wanted peopleto manage a certain type of object eg
> > create/deleet computer accounts full control of computer accounts
> > 
> > create delete sub OUs, but not change permissions so that
> > they could create delete people objects,
> > 
> > Whats set of permissiosn are need on the parent oU to achieve this?
> > 
> > 
> > Michael Homsey
> > CSIRO Australia
> > List info   : http://www.activedir.org/mail_list.htm
> > List FAQ    : http://www.activedir.org/list_faq.htm
> > List archive:
> > http://www.mail-archive.com/activedir%> 40mail.activedir.org/
> > 
> 
> 
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