CERT Advisory CA-2002-06 Vulnerabilities in Various Implementations of the RADIUS Protocol. On March 4 2002, CERT (www.cert.org) released an advisory (CA-2002-06ย http://www.cert.org/advisories/CA-2002-06.html) on security problems with a number of Radius servers. We are pleased to report that OSC’s Radiator Radius server is not vulnerable to either of the security problems reported in that Advisory.ย More