Zamna Raises $5 Million to Automate Airport Security Via Blockchain Technology  Crowdfund Insider. : Blockchain startup Zamna recently raised $5 million through a seed funding round led by venture capital firms LocalGlobe and Oxford Capital for the ongoing development of the company’s airport security system. Previously called VChain Technology, Zamna’s latest investment round was also joined by British Airways’ parent company, the International Airlines Group (IAG). IAG is one of Zamna’s existing investors and now also a commercial client of the blockchain firm, according to an October 28 report from TechCrunch.