For more than a year, hackers from a Chinese state-backed espionage group maintained backdoor access to a popular software mapping tool by turning one of its own features into a webshell, according to new research from ReliaQuest. In a report published Tuesday, researchers said that Flax Typhoon — a group that has been spying on entities in the U.S., Europe and Taiwan since at least 2021 — has had access for more than a year to a private ArcGIS server. To achieve and maintain that access, the