adc Archives - CitrixGuyBlog

4 April 2022 citrixguyblog

Citrix ADC – Gateway Service is Forbidden

This is just a quick post about an issue I encountered today with a vanilla ADC VPX with Firmware 13.0-85.15. After importing the VPX and configuring the ADC I could not reach the login page of the Citrix Gateway (ICA-Proxy). …

17 November 2021 citrixguyblog

Citrix ADC – SSL VPN is breaking SSO to OAuth-based WebApps

Guest Blog from Julian Jakob (@jakob_davidson)

Overview

Quick post about an OAuth-Issue with Citrix ADC’s SSL VPN. There is a missing hint in CTX225084 as this article is only refering to SharePoint deployments. OAuth can make use of …

25 September 2021 citrixguyblog

Citrix ADC – Securing Microsoft Exchange Hybrid Deployments

Guest Blog from Julian Jakob (@jakob_davidson)

Overview

As most MS-Exchange-Online migrations are ending up with one Exchange-part OnPrem – it’s called Exchange Hybrid Deployment – I was thinking about the hardening of the two commonly used exchange virtual …

2 June 2021 citrixguyblog

Citrix ADC on AWS – Deploying HA Setup

Hello everybody and sorry for being a little bit quiet recently on the blog but COVID-19 happened and there is still a ton of work to-do. Guess you can feel me because we are all sitting in the same boat …

15 April 2021 citrixguyblog

Citrix ADC – Add a Custom Notification to the Login Page

Have you ever been in the situation when you need to inform the users about a downtime of the Citrix Gateway? In most of the cases the administrator will send out an email with information regarding the downtime of the …

14 December 2020 citrixguyblog

Citrix ADC – Accepting “wrong” User Principal Names

– Guest Blog from Julian Jakob (@jakob_davidson)

It’s nothing new that more and more companies are choosing the M365 way and what’s the first thing to do to give your users SSO and the option to sign in …

19 October 2020 citrixguyblog

Citrix ADC – Rewriting the RADIUS Username?

In most of the environments its straight forward to configure RADIUS authentication on the Citrix ADC. But sometimes it can be challenging especially when the RADIUS server needs to receive the username in a specific format. Lets have a short …

10 April 2020 citrixguyblog

privacyIDEA – Free of charge MFA for your Citrix Gateway

Nowadays there are still a lot of companies who are relying on a single factor authentication when publishing apps and desktops to the internet. Often this is happening because there is not enough budget for the IT department. You should …

25 January 2020 citrixguyblog

Citrix FAS – Notes from the Field

Citrix Federated Authentication Service (FAS) is one of the most highly underrated features of the Citrix Virtual Apps and Desktop suite. FAS offers you modern authentication methods to your Citrix environment doesn’t matter if it is operated on-premises or running …

16 August 2019 citrixguyblog

Citrix ADC – RDP Proxy not working on iOS Devices

If you are having problems with launching RDP connections which are tunneled over a Citrix Gateway please be aware there is a known issue when working with iOS devices.

I was able to launch the session but immediately received the …