<p>Some Telecom business customers may find the "scan-to-email" function on their office photocopiers and printers stops working this afternoon.</p><p>From 3pm, Telecom will begin blocking customers from accessing their email accounts via third-party clients such as Microsoft Outlook if they haven't turned on a setting called SSL (secure socket layer) encryption.</p><p>The block is being put in place to reduce the risk of customers' email data being intercepted before it reaches the servers of Yahoo, which runs Xtra, and is one of a series of planned security improvements to the beleaguered email service.</p><p>But Justin Millier, director of Dunedin technology company Deglitch, said there were many situations in which businesses might want to send emails and notifications via a "non-authenticated host", which would not be possible once the block was in place.</p><p><a href="http://www.stuff.co.nz/technology/digital-living/30025290/xtra-change-may-break-scantoemail">Keep reading...</a></p><p>Read also:</p><p><a href="http://www.odt.co.nz/news/technology/295438/time-running-out-xtra-email-users">Changes needed for Xtra email</a> (Otago Daily Times)</p><p>Explore: <a href="http://news.google.com/news/more?ncl=dZTsZo6CrB9nbaM33kdiTo6Qci5gM&authuser=0&ned=us">8 additional articles.</a></p>