Gartner Says That 20 Percent of Organizations Will Use Smartphones in Place of Traditional Physical Access Cards By 2020 Analysts Will Discuss Impact of Mobile and Cloud PACS at the Gartner Identity & Access Management Summits, March 6-7 2017 in London and November 28-30 2017 in Las Vegas In 2016, less than 5 percent of organizations used smartphones to enable access to offices and other premises.