<p>Security firm AdaptiveMobile reported in September that one in three UK cafes and restaurants had no content protection in place on their free WiFi networks, while a further 20 per cent failed to restrict access to adult dating sites that routinely have explicit pictures.</p><p>Purple WiFi published their research as the company announced the launch of its "legally compliant" social WiFi in its free product, with content filtering incorporating as port of its premium service, which costs 25 per month.</p><p>Gavin Wheeldon, CEO of Purple WiFi, said customers were looking for "peace of mind" when using public networks.</p><p>"There are various laws in the UK, and most other countries in the world, that govern the provision of public WiFi. The main premise is the ability to track activity on a network back to the user", he said.</p><p><a href="http://www.telegraph.co.uk/technology/news/10473354/More-than-half-of-public-WiFi-networks-open-to-criminal-and-terrorist-abuse-survey-finds.html">Keep reading...</a></p><p>Read also:</p><p><a href="http://www.wirelessdevnet.com/news/2013/nov/25/news3.html">Purple WiFi Launches Free Social WiFi</a> (Wireless Developer Network (press release))</p><p><a href="http://www.womencitizen.com/technology-22/wifi-s-data-free-risks-for-terrorists-and-criminals-2637.html">WiFi &#039;s data-free risks for terrorists and criminals</a> (Women Citizen)</p><p>Explore: <a href="http://news.google.com/news/more?ncl=dWfuKG41qtPnq8MI_tlGkDWtK-yGM&ned=us">14 additional articles.</a></p>