“The nation’s top voting machine maker has admitted in a letter to a federal lawmaker that the company installed remote-access software on election-management systems it sold over a period of six years, raising questions about the security of those systems and the integrity of elections that were conducted with them. Election Systems and Software has acknowledged that it had ‘provided pcAnywhere remote connection software … to a small number of customers between 2000 and 2006,’ which was installed on the election-management system ES&S sold them.” More …