英文關鍵字
authorized
classified
password
animation
type
typography
encrypted
scrambled
matrix
protected
banners
classification
hacking
spy
hacker
design
secret
mission
communication
confidential
military
secured
document
cyberspace
records
files
case
investigation
intelligence
mystery
security
secretive
clearance
information
secrecy
fbi
agency
mi5
drama
hidden
file
restricted
nobody