CHET FRILICH WAS so intent on not getting scammed, he got scammed. The caller told the 76-year-old Concord resident on March 2 that he was from Xfinity’s cybersecurity department. Frilich’s Xfinity Wi-Fi was allegedly compromised, as the man explained someone in Nigeria hacked into Frilich’s computer and used his information and $5,000 from his bank […]