InterContinental Hotels Group (IHG) reported that part of the company’s technology has been subject to “unauthorized activity.” IHG’s booking channels and other applications have been significantly disrupted since the issue was discovered, according to the report, and this is ongoing. The lodging operator says it has implemented its response plans, is notifying relevant regulatory authorities and is working closely with its technology suppliers. External specialists have also been engaged to investigate the incident. IHG is working to fully restore all systems as soon as possible and to assess the nature, extent and impact of the incident. The company said it will be supporting hotel owners and operators as part of its response to the ongoing service disruption. IHG’s hotels are still able to operate and to take reservations directly. A further update will be provided as and when appropriate, according to the company. IHG has 17 brands, including InterContinental, Holiday Inn, Holiday Inn Express, Kimpton, Crowne Plaza and Hotel Indigo.