Voting by phone: the promise and peril of digital ballots

How secure is mobile voting? "Carting voting onto mobile devices and the internet opens the ballot box up to the myriad security vulnerabilities that plague the digital world. Can phones be secured against malware and other threats? Can voters’ identities be protected? Can hackers alter the vote count? Can the system be audited after the election?" Paul Vigna assesses the benefits and drawbacks of digital voting in The Wall Street Journal.