On 2024/10/01 13:56:22 Christopher Schultz wrote:
> Michael,
> 
> On 10/1/24 05:21, Michael Osipov wrote:
> > On 2024/09/30 17:21:30 Christopher Schultz wrote:
> >> Michael,
> >>
> >> On 9/30/24 11:41, Michael Osipov wrote:
> >>> Chris,
> >>>
> >>> On 2024/09/30 14:33:53 Christopher Schultz wrote:
> >>>> Michael,
> >>>>
> >>>> On 9/28/24 13:34, Michael Osipov wrote:
> >>>>> On 2024/09/27 15:14:15 Christopher Schultz wrote:
> >>>>>> Sebastian,
> >>>>>>
> >>>>>> On 9/27/24 11:04, Sebastian Trost wrote:
> >>>>>>> Francesco,
> >>>>>>>
> >>>>>>> On 26.09.2024 16:12, Francesco Viscomi wrote:
> >>>>>>>> Hi all,
> >>>>>>>> I'm not able to understand why I cannot access to
> >>>>>>>>      http://localhost:8080/manager/html
> >>>>>>>>
> >>>>>>>> I've configured the user in tomcat.users.xml:
> >>>>>>>>
> >>>>>>>> <role rolename="manager-gui"/>
> >>>>>>>> <user username="admin" password="admin" roles="manager-gui"/>
> >>>>>>>>
> >>>>>>>> I'm using tomcat 9; and jdk17;
> >>>>>>>>
> >>>>>>>> I've also noted that in my personal pc when try to access 
> >>>>>>>> manager/html a
> >>>>>>>> pop up ask me to login (in my personal pc it works right)
> >>>>>>>>
> >>>>>>>> While when I try to use it in the company pc it gives me 401
> >>>>>>>> unauthorized;
> >>>>>>>> I do not know what I have to modify on chrome to get access in 
> >>>>>>>> manager
> >>>>>>>> app,
> >>>>>>>> I also use in the company pc Zscaler, but I do not know what I have 
> >>>>>>>> to
> >>>>>>>> change in it (eventually) in order to access the manager app.
> >>>>>>> Your corporate browser probably has basic authentication disabled. 
> >>>>>>> Check
> >>>>>>> this site: https://jigsaw.w3.org/HTTP/Basic
> >>>>>>> If there is no basic authentication popup where you can enter 
> >>>>>>> username/
> >>>>>>> password then this is probably the case.
> >>>>>>>
> >>>>>>> See: 
> >>>>>>> https://answers.microsoft.com/en-us/microsoftedge/forum/all/latest-
> >>>>>>> version-of-edge-no-longer-shows-basic/3601252b-e56b-46c0-a088-0f6084eabe47
> >>>>>>
> >>>>>> I've really had it with Microsoft deciding that HTTP Basic
> >>>>>> authentication is just not okay. They seem to have forgotten that TLS
> >>>>>> makes it secure.
> >>>>>
> >>>>> The reasoning is never to share a long term secret: your password.
> >>>>
> >>>> HTTP Digest also requires pre-shared passwords.
> >>>
> >>> There is a subtile difference: the password is never transferred over the 
> >>> wire and does not appear on the target server.
> >>
> >> While that may be true, it is irrelevant. The
> >> MD5(username:reaml:password) must be known to the server. That is as
> >> good as the password in terms of security.
> >>
> >> The realm name can never be changed without changing all passwords. The
> >> algorithm used can never be changed without changing all passwords.
> >>
> >> The overwhelming majority of web-based applications use pre-shared
> >> passwords with FORM-based authentication over TLS. There is zero
> >> reduction in security when compared to HTTP Digest. In both cases,
> >> hashes can be stored on the server-side which is of course a best-practice.
> > 
> > I am aware of that, but Digest is dead, at least via SASL. Unfortunately 
> > RFC 7804 never gained traction in this regard.
> > 
> >>>>>> HTTP Digest is a nightmare, but they are forcing users onto it.
> >>>>>
> >>>>> The key is to use SPNEGO in enterprise environments.
> >>>>
> >>>> What about non-enterprise environments?
> >>>
> >>> IMHO, this is irrelevant for Microsoft. In enterprise you do have at 
> >>> least SPNEGO or even PKI. For non-enterprise I see only Basic as a viable 
> >>> option.
> >>
> >> Except that Microsoft is killing it.
> > 
> > Yes, unfortunately. They never and will never care about non-AD users.
> > 
> >> At $work, we use WebDAV over TLS with an OpenLDAP back-end for
> >> authentication. It works great for all employees except those who use
> >> Windows. It seems like every installation of Windows needs a different
> >> hack to get HTTP Basic working when connecting to WebDAV.
> > 
> > As said, all requires SPNEGO. WebDAV for Windows Explorer just works with 
> > SPNEGO and nothing else. You still can use a KDC like Samba to achieve the 
> > above without losing the LDAP bind-based authentication, but OpenLDAP will 
> > handle over to a KDC.
> 
> I'd be interested to see some references for getting SPNEGO to work with 
> httpd mod_dav and OpenLDAP as a back-end. If it can expose Kerberos to 
> clients, I'll gladly give it a shot.

Here you go: https://lists.apache.org/thread/dnmrcgq5f1txsf7shh3dq7m044bdkv4k
Now you need to use mod_authnz_ldap as authorization provider. The Kerberos 
principal needs to be mapped to an LDAP attribute, dependening on the system it 
could be userPrincipal or krb5Principal. Give it a shot, if you have the setup. 
On Tomcat side I have replaced LDAP authz with something much better/faster for 
most of the use cases.

M

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