Last year, Security Fix looked at a free service that helps parents and other network administrators block adult Web sites for all of the PCs they control, without installing any software. Now, the company and community that built that service has expanded it to allow administrators to filter a wide range of online content, from hate speech sites and social networking forums to sites promoting drugs and alcohol. The service comes from OpenDNS, the company responsible for Phishtank.com, a community-based effort that collects data on phishing sites. Phishtank’s data about scam sites is fed to anti-phishing features built into Web browsers like Firefox and Opera. For several months now, OpenDNS has offered that anti-phishing service – along with the adult site filtering feature – to anyone who creates a free account with the company. OpenDNS is now rolling out a beta feature that allows users to block content based on