the Area of IT Security,NSCIB)會認證IT安全評估機構(IT Security Evaluation Facilities,ITSEF)。 瑞典的IT安全認證機構(Swedish Certification Body for IT Security,CSEC)會認證IT安全評估機構(IT
sakerhetspolisen.se. [2022-03-16]. (原始内容存档于2016-03-08) (瑞典语). The SwedishSecurityService Releases Info on a Numbers Station. Numbers Stations Research.