id	keyword
cana-3489	data
cana-3489	spatial
cana-3489	layer
cana-3489	key
cana-3489	sdi
cana-3489	infrastructure
cana-3489	user
cana-3489	service
cana-3489	analysis
cana-3489	data infrastructure
cana-3489	system
cana-3489	database
cana-3489	curve
cana-3489	public
cana-3489	security
cana-3489	attack
cana-3489	problem