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Why COMSEC is more critical than ever: A closer look at the hidden battlefield of Communications Security

By CW4 Arnaldo GuzmanOctober 8, 2024

U.S. Army Pvt. 1st Class Dylan Geer, a radio/communications security repairer assigned to “Bulldog” Company, 4th Brigade Support Battalion, 1st Stryker Brigade Combat Team, 4th Infantry Division secured a chain on a military vehicle during...
1 / 3 Show Caption + Hide Caption – U.S. Army Pvt. 1st Class Dylan Geer, a radio/communications security repairer assigned to “Bulldog” Company, 4th Brigade Support Battalion, 1st Stryker Brigade Combat Team, 4th Infantry Division secured a chain on a military vehicle during airload training at the Arrival/Departure Airfield Control Group facility near the Colorado Springs Airport, at Colorado Springs, Colorado, Sept. 6, 2024. The training included ensuring inspection checklists were to standard by vehicle, loading vehicles on to an Air Force C-5 aircraft without incident, and properly chaining them to the aircraft floor. (Photo Credit: Staff Sgt. Scott Evans) VIEW ORIGINAL
The crew of the Coast Guard cutter Oliver Henry patrols the Mariana National Monument in the Northern Mariana Islands, April 23, 2024. The crew provided critical assistance to two individuals who had been living on the islands without reliable...
2 / 3 Show Caption + Hide Caption – The crew of the Coast Guard cutter Oliver Henry patrols the Mariana National Monument in the Northern Mariana Islands, April 23, 2024. The crew provided critical assistance to two individuals who had been living on the islands without reliable communication for three months. (Photo Credit: Coast Guard Petty Officer 2nd Class Breandan Muldowney) VIEW ORIGINAL
A rocket supporting the USSF-51, a classified National Security Space Launch mission, launches from Space Launch Complex 41 at Cape Canaveral Space Force Station, Florida, July 30, 2024.
3 / 3 Show Caption + Hide Caption – A rocket supporting the USSF-51, a classified National Security Space Launch mission, launches from Space Launch Complex 41 at Cape Canaveral Space Force Station, Florida, July 30, 2024. (Photo Credit: Joshua Conti) VIEW ORIGINAL

ABERDEEN PROVING GROUND, Md. — In the realm of military operations, the ability to securely communicate is a cornerstone of success. However, maintaining the integrity of those communications—known as Communications Security, or COMSEC—remains a persistent challenge that requires constant vigilance. Recent incidents and evolving threats have renewed focus on this often-overlooked aspect of military strategy, highlighting the need to treat COMSEC as not just a technical protocol but as a mission-critical element that can mean the difference between life and death.

Understanding COMSEC: a complex, high-stakes game

COMSEC refers to the measures taken to protect military communications from interception and exploitation by adversaries. This includes encryption of sensitive data, protection of keying material, and strict adherence to secure communication procedures. It’s a discipline that involves both cutting-edge technology and rigorous training.

COMSEC is hard because the environment is constantly changing, and the enemy is always adapting. It’s not just about securing data; it’s about maintaining the operational advantage. When you lose COMSEC, you’re not just losing information—you’re giving the enemy a playbook on how to defeat you.

The complexity of COMSEC comes from the need to protect not only classified data but also unclassified communications that could provide critical context or operational clues. In combat environments, where forces are rapidly maneuvering and reacting to shifting threats, even a minor lapse in COMSEC can be catastrophic.

Real-world consequences of COMSEC failures

The risks associated with poor COMSEC practices aren’t hypothetical. Historically, compromised communications have led to devastating consequences on the battlefield. One notable example is from 2007, when British forces operating in Basra, Iraq, fell victim to a series of deadly ambushes. Insurgent groups had intercepted their radio communications, mapping troop movements and resupply routes with lethal precision.

According to military officials, adversaries today have more sophisticated tools and techniques than ever before. Advanced signal intelligence capabilities allow even non-state actors to intercept and analyze encrypted communications in real time. This reality makes the stakes higher and the margin for error smaller.

What makes COMSEC so difficult?

Unlike many security measures that can be automated or streamlined, COMSEC requires human discipline and precision. Managing encryption keys, ensuring secure communication lines, and regularly changing frequencies are just a few of the tasks that require constant attention.

COMSEC failures are almost always due to human factors. It’s not that the technology doesn’t work; it’s that people get complacent, tired, or distracted. They skip a step, leave a radio unsecured, or neglect to update a key. And that’s all it takes.

In the high-pressure environment of active operations, even the most experienced personnel can make mistakes. The enemy knows this and actively looks for patterns or weaknesses in communication protocols. It’s a reminder that in the digital age, the battlefield is no longer just physical. It is a war of information, and COMSEC is the front line.

The high cost of complacency

Despite these efforts, military officials warn that the biggest threat to COMSEC is still complacency. Routine operations can breed a false sense of security, and that’s when mistakes happen.

We get comfortable when things are quiet, but the reality is that the enemy is always listening. They’re waiting for that one moment when you let your guard down. To combat this, we must think of COMSEC as a shield that’s only as strong as the discipline we put into maintaining it. This is difficult because it requires relentless effort, but that’s what keeps us safe.

Moving forward: treating COMSEC as a strategic priority

As adversaries continue to enhance their capabilities, treating COMSEC as anything less than a strategic priority is no longer an option. The stakes are too high and the risks too great. Military leaders emphasize that COMSEC isn’t just about protecting information; it’s about denying the enemy the intelligence they need to undermine U.S. operations.

We must remember that COMSEC is not just about following rules. It’s about ensuring that we control the flow of information and that the enemy stays in the dark. In an era where data and communications are increasingly the lifeblood of military operations, COMSEC must be approached with the same level of seriousness as physical security. Failure to do so could result in compromised missions, lost lives, and strategic setbacks.

The battlefield has changed, and so must our approach to safeguarding the way we fight. COMSEC is the first line of defense in this new era of warfare, and it’s up to every Soldier to ensure it remains unbroken. COMSEC is not just a technical requirement; it is a necessity.

Here are some key takeaways about the lifesaving importance of COMSEC:

·      Secure communication channels: Always use encrypted and secure communication systems for transmitting sensitive information. Personal devices, while convenient, are vulnerable to interception and exploitation.

·      Training and awareness: Train as we fight – this principle underscores the need for realistic training to prepare for real-world scenarios. Incorporate COMSEC training and awareness programs at all levels to ensure all personnel understand the importance of and the potential catastrophic consequences of lapses in COMSEC operations.

·      Trust but verify: Security is only as strong as its weakest link. Conduct regular audits and inspections on your COMSEC programs and operations. A review of COMSEC practices across the U.S. Army has shown that commands with proactive Command Inspection Programs significantly reduce the likelihood of audit failures and the associated operational impacts.

·      Incident response plans: Have a robust incident response plan in place to address and mitigate the impact of any COMSEC breaches quickly.

·      COMSEC is hard: The Communications Security Logistics Activity, CSLA, is located at Fort Huachuca, Arizona. As part of the U.S. Army Communications-Electronics Command Integrated Logistics Support Center, CSLA provides comprehensive COMSEC logistics and operational support from its home station and through its network of subject matter experts strategically placed across the globe.

At the forefront of CSLA’s customer support are CSLA information security representatives. As security specialists, these CIRs provide regionally based, boots on the ground, and onsite COMSEC and INFOSEC assistance to anyone who needs it. The primary focus of the CIR is to assist the warfighter, COMSEC account managers, and COMSEC users as a subject matter expert in the areas of COMSEC accounting, policy, and operations. The CIRs utilize their extensive COMSEC expertise to resolve difficult and complex issues quickly with COMSEC cryptographic codes and equipment critical to the security of the Army's communications infrastructure.

For more information or to find the CIR for your region, please visit the CSLA website at https://csla.army.mil/ or contact the CSLA Customer Service Center at usarmy.huachuca.cecom.mbx.ilsc-csla-csc@army.mil for assistance.

By prioritizing and emphasizing proper COMSEC operations and account management, commanders and organizations can protect their sensitive information, maintain operational integrity and information dominance, and ultimately save lives.