So, About Those Millions of Hotel Key Cards That Were (Are?) Vulnerable To Hacking… by SharonKurheg May 18, 2018 by SharonKurheg May 18, 2018 You may have never heard of them, but a company named Assa Abloy is a global provider of electronic key and hotel locking systems, to the tune of 400,000 buildings… 0 FacebookTwitterPinterestEmail