Author: hheres
-
Notes from the field: Citrix Gateway Advanced Auth RADIUS SSO not working
In the last couple of months, I came across some NetScaler redeployments regarding the latest CVE and on the other hand moving over from basic policies to advanced policies. For this to work we are depending on the AAA setup with authentication profiles to combine it all with a Citrix Gateway deployment. For RADIUS there…
-
Notes from the field: The Kerberos chronicles, the one with certificate-based authentication
If you’ve read my previous Kerberos chronicles blogs you see a trend with the Microsoft patches, hardening updates and with this one the upcoming strong mapping / full enforcement mode of certificate-based authentication. See the following article for explanation: KB5014754—Certificate-based authentication changes on Windows domain controllers – Microsoft Support This one is going to have…
-
Notes from the lab: VMware Workspace ONE and the home-lab setup for one external IP
Just a quick blog for setting up your home-lab and use all the VMware Workspace ONE services on the UAG’s with one external IP. Our starting point is based on the following articles: Unified Access Gateway Appliances Deployed in a Double DMZ (vmware.com) – follow the steps for double DMZ deployment, Minimum/Optional Horizon Protocols and…
-
Notes from the lab: Some magic, integrating Citrix resources with VMware Access
Like my friend Edwin de Bruin explains in his blog(s): Migrating from Citrix Gateway to VMware Access Workspace One: Part one (debruinonline.net) and Migrating from Citrix Gateway to VMware Access Workspace One: Part Two! (debruinonline.net) he expects me to deliver you all some magic. For this blog I’m going to start with the necessary resource…
-
Notes from the field: Microsoft Azure MFA Number Matching and the one with NPS extension
Regarding the upcoming change of Microsoft MFA number matching, some customers started to ask me hey what’s going on? Do we need to do something? Is there any impact for our users? Well, the short answer is yes. The long answer is well it depends, can we live with the current setup or is there…
-
Notes from the lab: Citrix XenMobile 10.15 upgrade fails
Regarding my own XenMobile deployment I had a 10.14 Rolling Patch environment 6 running and updated it to Rolling Patch 9 before the eventual upgrade to 10.15 base. This all is very easy to do and all the required information is presented at Release notes for Rolling Patches | XenMobile Server Current Release (citrix.com) regarding…
-
Notes from the field: Citrix NetScaler Azure subscription-based licensing
Just a quick blog regarding a deployment model of Citrix NetScaler on Azure. There is an option to use subscription-based licensing for a deployment, meaning you pay by the hour it is running in Azure. See Deploy a Citrix ADC VPX instance on Microsoft Azure for more details. This setup was chosen by a customer…
-
Notes from the field: VMware UEM Apple Registered mode pre-registration not working
On a recent project in which we use VMware UEM in a managed and registered mode of management the latter is experiencing a bug when pre-registering for enrollment is enabled. With closed enrollment enabled all devices need to be registered beforehand, this is a form of security to mandate there is no open enrollment possible.…
-
Notes from the field: The Kerberos chronicles, the one with Citrix NetScaler
The same as my previous Kerberos blog but this time we have Citrix NetScaler in the mix with drumrolls… Kerberos Constrained Delegation henceforth to be known as KCD. This in an setup derived from the following article: Tutorial: Azure Active Directory single sign-on integration with Citrix ADC SAML Connector for Azure AD (Kerberos-based authentication) –…
-
Notes from the field: The Kerberos chronicles, the one with VMware TrueSSO
After a lengthy and cumbersome troubleshoot on a VMware TrueSSO setup finally had the time to blog this one. In summary the situation with a customer was a working VMware TrueSSO setup which stopped working, after lengthy troubleshooting we opened a support case with VMware and later also with Microsoft. The issue was manifesting in…