There aren't a lot of things I would claim Russia is a leader in, but state sponsored hacking and spying on its own people would both definitely make the list. That's not to say no one has cracked it, but if the Russians couldn't do it there aren't many who could.
Yes, at best it implies Russia cannot easily get confidential information from them. Everyone else, the jury is still out for.
There aren't a lot of things I would claim Russia is a leader in, but state sponsored hacking and spying on its own people would both definitely make the list. That's not to say no one has cracked it, but if the Russians couldn't do it there aren't many who could.