https://remkoweijnen.nl/blog/tags/getuserobjectinformation/Recent content in GetUserObjectInformation on Remko's BlogHugoen-usTue, 16 Aug 2011 21:11:01 +0000https://remkoweijnen.nl/blog/2011/08/16/getuserobjectinformation-fails-with-access-denied/Tue, 16 Aug 2011 21:11:01 +0000https://remkoweijnen.nl/blog/2011/08/16/getuserobjectinformation-fails-with-access-denied/<p><a href="https://remkoweijnen.nl/blog/wp-content/uploads/2011/08/image2.webp" class="glightbox" data-type="image" data-gallery="post-1994"><img loading="lazy" decoding="async" style="background-image: none; border-bottom: 0px; border-left: 0px; margin: 0px 10px 0px 0px; padding-left: 0px; padding-right: 0px; display: inline; float: left; border-top: 0px; border-right: 0px; padding-top: 0px" title="Logon SID" border="0" alt="Logon SID" align="left" src="https://remkoweijnen.nl/blog/wp-content/uploads/2011/08/image_thumb2.webp" width="48" height="44" /></a>Today I was reusing some old (pre vista) code the retrieves the Logon SID that I wrote a few years ago. The Logon SID is a special SID that identifies a logon session that has the form S-1-5-5-X-Y.</p> <p>You can view your Logon SID with Process Explorer, right click a GUI process, select Properties and goto the Security Tab:</p> <p><a href="https://remkoweijnen.nl/blog/wp-content/uploads/2011/08/SNAGHTML1b84fe6b.webp" class="glightbox" data-type="image" data-gallery="post-1994"><img loading="lazy" decoding="async" style="background-image: none; border-bottom: 0px; border-left: 0px; padding-left: 0px; padding-right: 0px; display: inline; border-top: 0px; border-right: 0px; padding-top: 0px" title="explorer.exe:4484 Properties" border="0" alt="Process Explorer|Security Tab|Logon SID" src="https://remkoweijnen.nl/blog/wp-content/uploads/2011/08/SNAGHTML1b84fe6b_thumb.webp" width="274" height="317" /></a></p> <p>&#160;</p>