They are indicators and vulnerabilities that tell adversaries where to focus their collection efforts
The Joint COMSEC Monitoring Activity provides OPSEC assistance by:
D. reduces indicators and avoids giving an adversary activity tip-offs.
A functional, active, and documented OPSEC program will have the following common features: an OPSEC Program Manager or OPSEC Officer appointed in writing; the use of the five-step OPSEC process; an OPSEC SOP to document the unit, activity, installation, or staff organization's critical information and OPSEC measures to protect it; and the coordination of OPSEC with other security programs.
The Joint COMSEC Monitoring Activity provides OPSEC assistance by:
monitoring unclassified government telephones
Five
5
Lack of OPSEC Awareness
OPSEC as a capability of Information Operations
OPSEC is the five-step risk-management process used by military and security professionals to protect sensitive information that adversaries could use.
Apply OPSEC countermeasures
OPSEC stands for "operational security". OPSEC is not revealing your plans by indirect means.