Park Air Systems Limited is a wholly-owned subsidiary of the Northrop Grumman Corporation. Park Air is the world’s leading provider of VHF and UHF ground-to-air communication solutions, both for civil and defence applications. Park Air has been at the forefront of Air Traffic Management (ATM) communications technology for many years. We have led the way for the VDL Mode 2 and VDL Mode 3 data standards. Today we are an active member of industry leading groups such as EUROCAE Working Group 67, helping to define the future of IP standards for radio ground networks. With the most advanced ATC radio on the market, we are pushing this culture of innovation further to ensure we continuously test and cooperate in development with other ATM communications suppliers to provide truly interoperable systems. A vital focus of our current work is protecting aviation communication networks from the growing threat of cyber-attacks. We focus a great deal of our innovation and research in this key area of Cybersecurity, and ensuring our customers’ networks remain operational. We might have half a century of experience but we never stand still.