The Joint Comsec Monitoring Activity (JCM) is a U.S. government program that provides operational security (opsec) assistance to organizations and individuals. The JCM, a component of the United States Cyber Command (CYBERCOM), advances the national security posture of the United States by providing the latest security measures and advice to help protect sensitive information and systems. The JCM mission is to ensure that all organizations and individuals receive the best possible protection from developing cyber threats.

The JCM works with organizations and individuals to provide opsec assistance in several ways. First, the JCM works with organizations to ensure they have a comprehensive cyber security program in place. This includes providing tools such as security audits, risk assessments, and penetration testing for organizations to evaluate their own security posture. The JCM also works with organizations to develop custom security policies and procedures, and provide training for personnel.

In addition to assisting organizations, the JCM also provides opsec assistance to individuals. This includes providing resources on topics such as site security, password security, and personal firewalls. The JCM also provides tools to help users understand their own security measures, as well as providing advice and assistance on selecting the right provider for any particular security need.

Overall, the JCM works to improve the national security posture of the United States by providing the latest in opsec assistance. Through its services, the JCM plays an important role in helping to protect organizations, individuals, and the nation as a whole from developing cyber threats.