On one hand, its easier for a spy to communicate with their handlers.
On the other hand, mass surveillance make it more difficult for the spy to hide their activities and thus make it easier for them to get caught.
On one hand, its easier for a spy to communicate with their handlers.
On the other hand, mass surveillance make it more difficult for the spy to hide their activities and thus make it easier for them to get caught.
About the same. Things like the internet have made exchanging secrets easier, but things like metadata retention has caused spy rings to be identified and eliminated.