Hackers Used Snappybee Malware and Citrix Flaw to Breach European Telecom Network

A European telecommunications organization is said to have been targeted by a threat actor that aligns with a China-nexus cyber espionage group known as Salt Typhoon. The organization, per Darktrace, was targeted in the first week of July 2025, with the attackers exploiting a Citrix NetScaler...

Citrix Virtual Apps and Desktop - Machine Creation (MCS, PVS, App Layering)

Introduction This article is a summary of the top support articles related to Machine Creation including MCS, PVS and App Layering Top Support Knowledge Content Host Connections and Resource Errors CTX224551 - Delivery Controller cannot contact vCenter server after certificate update on vCenter...

Adding Virtual Machines Created by Machine Creation Services to New Catalog

After deleting the host connection in XenDesktop, desktops created using Machine Creation Service MCS are not visible in the Catalog...

Unable to Delete Resources: There is currently an active background action

When attempting to delete hosting infrastructure either a Connection or Resources fromCitrix Studio, the following message appears: "Resources "Local storage" cannot be deleted because they are being used by the following Machine Catalogs and/or background actions:..." Background To avoid...