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by fleitner
Mon Jan 20, 2020 7:45 am
Forum: Bugs / Problems
Topic: Requirements for OS Authentication
Replies: 3
Views: 652

Re: Requirements for OS Authentication

Thank you for the answers. It turns out there was an issue with domain connectivity on the customer network, which likely caused this issue.
by fleitner
Mon Jan 13, 2020 3:39 pm
Forum: Bugs / Problems
Topic: Requirements for OS Authentication
Replies: 3
Views: 652

Requirements for OS Authentication

Hello, we are in the process of creating a WinCC OA project with Active Directory authentication. On our development machines, we can switch to AD authentication ('OS Auth.') and use our corporate AD. Now we want to create a test machine in the customer environment to start testing in their environm...
by fleitner
Wed Sep 12, 2018 12:59 pm
Forum: Bugs / Problems
Topic: Error accessing Control++ objects via base shared_ptrs
Replies: 2
Views: 541

Re: Error accessing Control++ objects via base shared_ptrs

Hi Martin,

thank you for the answer and your explanation. It makes sense to me now.
Coming from C++ I completely misinterpreted what the code is supposed to do and thus was very surprised by the result.

Best regards
Frank
by fleitner
Wed Sep 12, 2018 11:00 am
Forum: Bugs / Problems
Topic: Error accessing Control++ objects via base shared_ptrs
Replies: 2
Views: 541

Error accessing Control++ objects via base shared_ptrs

<r>Hi there,<br/> <br/> I just noticed some weird behavior while playing with classes. Consider the following code<br/> <br/> <CODE><s>[code]</s><br/> class Base<br/> {<br/> public Base() { DebugN("Base"); i = 1; }<br/> public string values() { return ("Base::i = " + i); }<br/> protected int i;<br/>...
by fleitner
Fri May 25, 2018 6:05 am
Forum: Bugs / Problems
Topic: Using user defined external authentication, OA still verifies local password and fails authentication
Replies: 13
Views: 1479

Re: Using user defined external authentication, OA still verifies local password and fails authentication

<r><B><s>[b]</s>Jörgen Mad wrote:<e>[/b]</e></B><QUOTE><s>[quote]</s>Regarding the size of enterprise AD structures, yes it can take ages (hours+). But I have never seen a failure. When you have that in a reproducible way (for reproducing on ETM side) please report a bug.<e>[/quote]</e></QUOTE><br/>...
by fleitner
Thu May 24, 2018 11:33 am
Forum: Bugs / Problems
Topic: Using user defined external authentication, OA still verifies local password and fails authentication
Replies: 13
Views: 1479

Re: Using user defined external authentication, OA still verifies local password and fails authentication

<r>Hi Jörgen,<br/> <br/> thank you for the extensive reply.<br/> <br/> There are two main issues with the 'do everything on AD side' approach described by you:<br/> <LIST><s>[list=]</s><br/> <LI><s>[*]</s>We have a customer requirement that only the users should get authenticated in the AD. There wi...
by fleitner
Wed May 23, 2018 6:15 am
Forum: Bugs / Problems
Topic: Using user defined external authentication, OA still verifies local password and fails authentication
Replies: 13
Views: 1479

Re: Using user defined external authentication, OA still verifies local password and fails authentication

<r><B><s>[b]</s>Gertjan van Schijndel wrote:<e>[/b]</e></B><br/> <QUOTE><s>[quote]</s><B><s>[b]</s>Frank Leitner wrote:<e>[/b]</e></B><br/> <QUOTE><s>[quote]</s>If the native WinCC OA Active Directory authentication is used and the password is nonetheless stored in the internal OA database, how does...
by fleitner
Tue May 22, 2018 6:22 am
Forum: Bugs / Problems
Topic: Using user defined external authentication, OA still verifies local password and fails authentication
Replies: 13
Views: 1479

Re: Using user defined external authentication, OA still verifies local password and fails authentication

<r><QUOTE><s>[quote]</s>The manager validates the password, because it is unaware that custom authentication is used or that the user is already successfully authenticated by control code.<br/> There is no way to switch off this behavior, otherwise attackers could use this switch, skip the authentic...
by fleitner
Tue May 08, 2018 1:17 pm
Forum: Bugs / Problems
Topic: Using user defined external authentication, OA still verifies local password and fails authentication
Replies: 13
Views: 1479

Using user defined external authentication, OA still verifies local password and fails authentication

<r>Hello<br/> <br/> For my current project I need to authenticate users against an Active Directory. As per customer requirement, only AD users shall be considered, the groups and group membership shall be done within WinCC OA.<br/> The native AD support of WinCC OA fails during setup due to the siz...