. "1946" . "Communications Security Establishment#Commissioner" . . . . . . . . . "CSE" . . . . . . . "Communications Security Establishment#Examination Unit" . . . "Examination Unit" . . . . . "Communications Security Establishment#Canadian Centre for Cyber Security" . . "2011" . . . . . . . . . . . "Communications Security Establishment" . . "Communications Security Establishment Canada" . "Communications Security Establishment" . . "2752" . . . "Communications Security Establishment" . . . . . "7.797E8" . . "CSEC" . . . . "Communications Security Establishment#Tutte Institute for Mathematics and Computing" . . . "Examination Unit (XU)" . . . . . .