I’m not too concerned on the default as long as the user is warned (or even 
maybe asked) at install time.  


Kind regards,

Will Sheldon
+1.778-689-1244


On Monday, January 6, 2014 at 1:57 PM, Sigbjorn Lie wrote:

> On 03/01/14 20:33, Stephen Ingram wrote:
> > On Fri, Jan 3, 2014 at 10:29 AM, Dmitri Pal <d...@redhat.com 
> > (mailto:d...@redhat.com)> wrote:
> > > On 01/03/2014 12:50 PM, Will Sheldon wrote:  
> > > > Thanks Petr, that certainly makes sense from the point of view of 
> > > > functionality.  
> > > >  
> > > > I do think the default is sane, but there are a lot of possible 
> > > > deployment scenarios and my concern is that a junior or time poor admin 
> > > > looking to implement a trusted, secure solution should be made aware of 
> > > > any potential data leakage during configuration, (preferably in big red 
> > > > letters in the documentation, or better still, the install script).  
> > > >  
> > > > Though I am reluctant to draw comparisons between IPA and MS AD they do 
> > > > seem inevitable. AD restricts anonymous binds to the rootDSE entry by 
> > > > default and as such this may be considered by many to be the expected 
> > > > default. Extra care should therefore be made to point out this 
> > > > difference. To do otherwise risks undermining the confidence of users 
> > > > in the security of the solution.
> > >  
> > > It is a double edge sword. We compared IPA to LDAP based solutions and 
> > > with those you have (had) anonymous bind enabled by default.
> > > IMO it is the question of a migration. The field of centralized 
> > > authentication is crowded with all sorts of different solutions, though 
> > > not that integrated as AD or IdM.
> > > It seems that migrating and then tightening security to the level you 
> > > need is the way to go. The default you suggest might be a barrier to 
> > > migration as people usually tackle problems one step at a time.
> > > I am not against changing the default eventually but I am not sure it is 
> > > the time to.  
> > >  
> > > But may be I am wrong. Are there any opinions on the matter?    
> >  
> > I think traditionally LDAP-based solutions have been used as true 
> > directories where one might be able to search for people through say a 
> > Web-based interface, for example at a university. Whereas AD can also be 
> > deployed as a directory, but more often than not though say an email 
> > Interface (e.g. Outlook) where the user has already gained access via their 
> > own credentials so there was not a need to allow anonymous binds. I like 
> > following the tradition of LDAP-based directories where anonymous access is 
> > allowed by default, however, it would be really nice as the OP requested to 
> > have controls available via the WebUI where the admin could apply ACLs to 
> > the directory to restrict access to various areas. As changing the overall 
> > access scheme requires a directory restart, I'm not too sure how easy it 
> > would be to incorporate that into the WebUI, but maybe a notice somewhere 
> > to re-enforce the "open" nature of the directory if the default is 
> > retained.  
> >  
> >  
>  
> Not to start a flame war here - but I would like to say I disagree with you. 
> :)
>  
> The traditional LDAP-based solutions you're mentioning keep information that 
> would be open to the public, such as a phone directory.
>  
> However IPA (like AD) keep sensitive information that should not be open to 
> the public. From a security standpoint it's much easier to forget to secure a 
> piece of information in an open directory, than to simply close the directory 
> off and only open for known entities. In my point of view, it's better to 
> keep these directories closed by default, to anything but authenticated 
> requests.
>  
> It's a great thing that IPA can easily be configured to either be open or 
> closed to anonymous requests by default. :)
>  
>  
> Regards,
> Siggi
>  
>  
>  
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>  


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