Every current and former submariner (as well as former and current spouses therof) know classified information.
We are being watched. Do not raise, lower, rotate or radiate from any mast or antenna. Do not cycle the stern planes, rudder or torpedo tube outer doors, take suction from or dischage to sea, blow or vent any tank, operate sonar or other underwater equipment.
Thanks for the ping. And you're right. We should be careful.