Several arrests have sent a shock through Denmark’s defense sector, prompting concern that a company has been targeted in an espionage case. A Berlingske journalist specializing in defense and security said the arrests will add to what he described as 'the great nervousness' in the industry at home. He characterized the business involved as a specialized defense company, giving the episode a clear national-security dimension. The arrests have sharpened questions about the protection of sensitive information within Danish defense companies. The report did not identify the suspects or explain the intelligence methods involved. It also left unclear how the alleged spying network operated and whether more people were involved.