Tech
Coaxial-Over-Fiber Revolutionizes the Electronic Warfare System
The electronic warfare system is a critical part of any military operation. It helps to detect, identify, and disrupt enemy transmissions. Recently, however, this system has been revolutionized by the use of coaxial-over-fiber technology. This new technology allows for more reliable and secure communication between systems, resulting in a more effective electronic warfare system.
The electronic warfare (EW) system is a critical piece of military hardware used to detect, identify, locate, and track enemy targets. This system has come a long way since first being introduced in the early days of World War II. Today, the EW system is undergoing a significant transformation with the introduction of coaxial-over-fiber (COF) technology. This new technology promises to revolutionize the EW system by providing a more reliable and robust connection between the various components of the system. Let us take a closer look at COF technology and how it is changing the landscape of EW.
The Different Types of Coaxial-Over-Fiber
Coaxial-over-fiber (COF) is a fiber optic cable that uses a coaxial core to transmit data. This kind of cable is often used in electronic warfare systems, as it can provide high bandwidth and low attenuation. There are two main types of COF: single-mode and multimode.
Single-mode COF has a very thin core that allows only one mode of light to propagate. This results in extreme long-distance transmissions with little signal loss. However, single-mode COF is more expensive and difficult to install than multimode COF.
Multimode COF has a thicker core that supports multiple modes of light propagation. This results in shorter distance transmission with more signal loss. However, multimode COF is less expensive and easier to install than single-mode COF.

Pros and Cons of a Coaxial-Over-Fiber
As the world increasingly turns to fiber optic networks for long-haul telecommunications, it’s no surprise that the military is interested in using this technology for electronic warfare (EW) applications. A coaxial-over-fiber (COF) system offers many advantages over traditional EW systems, including higher data rates, lower weight and power consumption, and increased flexibility. However, some potential disadvantages to using COF systems should be considered before making the switch.
One of the most significant advantages of COF systems is their high data rate capability. Fiber optic cable can transmit data much faster than traditional copper cable, which means more information can be sent and received in a shorter time. This is critical for EW applications where every second counts. COF systems also tend to be much lighter and more compact than their copper counterparts, which makes them easier to transport and deploy in the field. And because they use less power, they can be operated for extended periods without needing to be recharged or plugged into a power source.
However, there a few potential drawbacks to using COF systems as well. One is that they require special equipment and training to install and operate correctly. This can be unwanted addition to the overall cost of the system. Additionally, fiber optic cable is more fragile than copper cable, so it may be damaged more easily during combat. This could lead to service interruptions or even complete system failure.
The Benefits of a Coaxial-Over-Fiber System for Electronic Warfare
Coaxial-over-fiber (COF) is a new technology that enables the transmission of high-speed digital data over long distances using fiber optic cable. The benefits of this system for electronic warfare applications are numerous.
First, COF systems offer much higher bandwidth than traditional copper cables. This means that more data can be transmitted over a given period of time, which is critical for applications such as real-time video streaming or large file transfers.
Second, fiber optic cable is much less susceptible to electromagnetic interference than copper cable. This makes COF systems ideal for use in electronic warfare scenarios where enemy jamming attempts could otherwise disrupt communications.
Third, fiber optic cable is immune to the effects of temperature and humidity changes. This stability is crucial for electronic warfare systems, which often operate in extreme conditions.
Fourth, COF systems are much easier to install and maintain than traditional copper cables. This reduced complexity can save time and money when setting up or upgrading an electronic warfare system.
Finally, COF systems offer superior scalability compared to traditional copper cables. This flexibility is essential for electronic warfare systems that may need to be expanded or upgraded in the future.
How Does a Coaxial-Over-Fiber System Work?
A coaxial-over-fiber (COF) system consists of two main components: a fiber optic cable and a coaxial cable. The fiber optic cable is used to transmit data signals between the two components, while the coaxial cable is used to carry power to the system.
The COF system works by using the principle of total internal reflection. When data signals are sent through the fiber optic cable, they are reflected off of the inner walls of the cable. This reflection allows the signals to travel along the length of the cable without being lost or damaged.
The power carried by the coaxial cable is used to keep the light signals from being lost due to attenuation. Attenuation is a phenomenon that occurs when light travels through a medium, such as a fiber optic cable, and loses some of its intensity. By keeping the light signals from being attenuated, the COF system can provide a higher quality signal than other types of systems.
Applications of a Coaxial-Over-Fiber System for Electronic Warfare
A coaxial-over-fiber system can be used in electronic warfare to create a secure and reliable communication link between two points. This system can also transmit data and signals over far distances without needing repeaters or amplifiers, making it an ideal solution for military applications. The system can also be used to create a customized and scalable communications system that can be easily adapted to the changing needs of the military.
The Benefits to Using this Technology for Electronic Warfare
The Coaxial-Over-Fiber (COF) technology is a revolutionary new way to transmit electronic warfare signals. COF allows high-frequency electromagnetic signals to transport over long distances with little to no signal attenuation. This makes it an ideal solution for electronic warfare applications requiring long-range communication.
COF has several other benefits that make it well-suited for electronic warfare applications. For example, COF can create an electronic “fence” around a battlefield, allowing military forces to detect and track enemy movements. Additionally, COF can jam enemy communications, making it difficult for them to coordinate their attacks.
Overall, Coaxial-Over-Fiber technology offers many advantages for electronic warfare applications. Its long-range capabilities and ability to create an electronic “fence” make it an ideal solution for military forces looking to gain an edge on the battlefield.
Tech
The 6 Best Practices for Securing Enterprise AI Copilots
Enterprise AI copilots and automation assistants now sit inside email, CRM systems, ITSM platforms, and office productivity suites, each with its own defaults and its own blind spots. The six practices below apply across that whole category, regardless of which specific copilot or automation platform an organization has deployed.
1. Scope permissions before the copilot ever touches production data
Default permission scopes on most enterprise copilots are broader than the actual task requires. Reviewing and narrowing Copilot Studio security controls before rollout, rather than after an incident, is consistently the highest-leverage step available.
2. Extend the same scrutiny to CRM-embedded AI features
CRM platforms have added AI agent capabilities directly into workflows that already touch customer and financial data. Reviewing Salesforce AI governance settings with the same rigor applied to a standalone AI deployment closes a gap that is easy to overlook simply because the AI feature lives inside a familiar, already-trusted system.
3. Apply consistent audit logging across every AI-enabled platform
Audit logging that only covers some AI-enabled platforms creates blind spots at exactly the boundary attackers look for. Extending consistent logging to ServiceNow AI governance workflows, alongside better-monitored platforms, keeps the audit trail continuous rather than fragmented by system.
4. Don’t treat RPA-driven agents as a separate, lower-priority category
Automation platforms built for citizen developers often run with elevated service-account permissions by default. Applying the same review standard to UiPath security for citizen developers that gets applied to newer generative AI deployments avoids a gap that opens simply because the technology predates the current AI security conversation.
5. Validate inputs the copilot processes, not just the copilot’s own configuration
A well-configured copilot can still be manipulated through the documents, emails, or tickets it is asked to summarize or act on. Input validation needs to account for instructions embedded inside that content, not just the copilot’s own settings.
This distinction matters because most security reviews stop at configuration. They confirm the copilot has the right permission scope and the right access controls, then treat the review as complete. That leaves the content the copilot processes every day almost entirely unexamined, even though it is the most common path an attacker actually has into the system.
6. Monitor behavior continuously rather than relying on a launch-time review
A copilot’s risk profile is not fixed at deployment. Permissions get modified, integrations get added, and underlying models get updated. Continuous monitoring is what catches drift between how the copilot was reviewed and how it is actually being used months later.
In practice, this is the control most organizations plan to add eventually and never quite prioritize, largely because launch-time review produces a clear pass or fail while ongoing monitoring requires sustained attention with no single moment of completion. That is exactly why it tends to be the gap attackers rely on most.
Illustrative emphasis levels across common control categories reviewed for enterprise AI copilots and automation platforms. General pattern, not a benchmarked audit result.
How six core security controls typically apply across different categories of enterprise AI copilots and automation tools. General guidance, not a vendor-specific audit.

| Control Category | AI Copilots in Productivity Suites | CRM-Embedded AI Agents | ITSM AI Assistants | RPA / Automation Platforms |
| Permission scoping | High priority | High priority | Medium priority | High priority |
| Audit logging depth | Often inconsistent | Improving | Often inconsistent | Frequently overlooked |
| Input validation for embedded content | Critical | Critical | Medium priority | Medium priority |
| Runtime behavior monitoring | Emerging practice | Emerging practice | Emerging practice | Frequently overlooked |
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Where This Leaves Security Teams
None of these six practices is unique to a single vendor or platform category. What varies is how consistently each one gets applied once an organization has more than one type of AI copilot or automation tool in production. Treating all of them, generative copilots and older RPA platforms alike, against the same six-practice baseline tends to close the gaps that show up when one category gets more security attention than another simply because it is newer or more visible.
Frequently Asked Questions
Are RPA platforms less risky than generative AI copilots?
Not inherently. RPA and automation platforms often run with elevated service-account permissions and can be overlooked in security reviews simply because they predate the current wave of generative AI tools, which can leave real gaps if they are treated as lower priority.
What is the most overlooked security control for enterprise AI copilots?
Runtime behavior monitoring is commonly the most overlooked, since most security reviews still focus on configuration at launch rather than ongoing behavior after the copilot has been in use for a while.
Do CRM-embedded AI agents need a separate security review from standalone AI tools?
Yes, in practice they often need dedicated attention because they are embedded inside a system that is already trusted and already touches customer and financial data, which can make new AI features an afterthought in the review process.
Tech
The Best Ways to Digitize Analog Film Without Losing What Made It Analog
Archives sitting on shelves of negatives, glass plates, and slides face a quiet but real deadline: analog film degrades, and every year that passes without digitization is a year closer to information loss that cannot be undone. The good news is that film digitization has matured well beyond the flatbed scanners most people picture. Here is an honest look at the main approaches available to an institution weighing this decision today, and where each one actually fits.
Flatbed scanning: the familiar starting point
Flatbed scanners are the most widely available option and the lowest barrier to entry, which is exactly why so many small archives start here. The tradeoff is speed and, at scale, consistency. Each frame is captured through a slow, mechanical pass, and results can vary depending on how consistently an operator loads and positions material. For a modest personal collection or a small batch of prints, this is often perfectly adequate. For a collection running into the thousands or tens of thousands of frames, the math stops working: the time cost compounds quickly.
Drum and virtual drum scanners: higher quality, higher overhead
Drum scanners have long been considered a high-quality option, particularly for capturing fine tonal detail in transparencies, and virtual drum scanners attempt to replicate that quality without the physical drum. Both, however, remain fundamentally slow, point-by-point or line-by-line capture methods. They also tend to require more specialized operator skill and ongoing maintenance than either flatbed or camera-based systems, which raises the effective cost per image once staff time is factored in alongside the equipment itself.
Camera-based digitization: built for volume without giving up quality
The more recent shift in serious archival digitization has been toward camera-based systems: a high-resolution digital sensor paired with a dedicated film capture stage, specialized film and glass-plate carriers, and copy-stand hardware, all built specifically to hold negatives, transparencies, and plates flat and properly illuminated during capture. Because the entire frame is captured in a single, near-instant exposure rather than built up progressively, throughput increases dramatically. One documented high-volume digitization workflow using an iXG camera system reports capture rates fast enough to process a full frame in a fraction of a second, cited as roughly 400 times faster than flatbed, drum, or virtual-drum scanning for comparable material.

Relative capture speed by film digitization method, camera-based digitization compared with flatbed and drum scanning.
Does faster mean lower quality?
This is the question every archivist asks first, reasonably so, and the answer depends entirely on whether a program follows recognized technical benchmarks. Standards such as those maintained by the Federal Agencies Digital Guidelines Initiative, widely referred to as FADGI, and the Dutch Metamorfoze guidelines exist precisely to give institutions an objective way to verify image quality regardless of which capture method produced it. A camera-based system built around flat-field optics, precise focus tools, and accurate color profiling can meet the same three- and four-star quality benchmarks that a slower method targets, while doing it in a fraction of the time. Speed and quality are not automatically in tension; the real variable is whether the equipment and workflow were designed to hold quality steady at higher throughput.
What should actually drive the decision?
- Collection size: small, occasional digitization jobs rarely justify the cost of a dedicated camera-based setup, while collections in the thousands of items usually cannot avoid it on a cost-per-image basis.
- Material variety: mixed collections containing negatives, glass plates, slides, and bound volumes benefit from a modular setup that can switch between capture stages rather than requiring separate dedicated machines for each format.
- Compliance requirements: institutions submitting digitized material to federal, academic, or museum standards need to confirm their chosen workflow can actually document and pass the relevant FADGI or Metamorfoze star rating, not just claim high resolution.
- Staff capacity: drum and virtual drum scanning generally demand more specialized, ongoing operator expertise than a well-designed camera-based workflow, which matters for institutions without a dedicated imaging technician on staff.
There is no universally correct answer here, only a correct answer for a given collection’s size, format mix, and compliance needs. What has changed in recent years is that the fastest option is no longer automatically the lowest-quality one, which means the old tradeoff between speed and archival integrity is far less absolute than it used to be.
Frequently Asked Questions
Is camera-based film digitization actually faster than scanning?
Yes, documented workflows report camera-based capture running at roughly 400 times the speed of flatbed, drum, or virtual-drum scanning for comparable material, since the full frame is captured in a single exposure.
Does faster film digitization mean lower image quality?
Not inherently. Quality depends on whether the equipment and workflow are built to meet recognized benchmarks such as FADGI or Metamorfoze star ratings, regardless of the capture method used.
What type of archive benefits most from camera-based digitization?
Larger or mixed-format collections, such as those combining negatives, glass plates, and slides, generally see the greatest benefit, since a modular camera-based setup can switch between formats without separate dedicated machines.
Tech
7 Signs Your AI Guardrails Won’t Survive Contact With Agentic Systems
Two years ago, a guardrail conversation was mostly about content filtering: stop the chatbot from saying something toxic. The model produced text, the text was safe or it was not, and a classifier could usually tell. In 2026 the problem changed shape, because the model is no longer just producing text. It is calling APIs, querying databases, writing files, sending emails, and triggering workflows. A guardrail failure two years ago meant a bad response. A guardrail failure today can mean a bad action: data deleted, funds transferred, privileged information forwarded to the wrong recipient. Here are seven signs an enterprise’s guardrail approach has not caught up to that shift.
- Guardrails only inspect the chat interface
If the only place content is being checked is the conversational turn between user and model, agentic workflows are moving around that checkpoint entirely. Tool calls, intermediate outputs passed between chained steps, and data pulled from connected systems all need coverage, not just the visible chat window.
- There is no human checkpoint on irreversible actions
Database deletions, external data transfers, financial transactions, and bulk record modifications are operations where a mistaken or manipulated instruction can cause damage that is difficult or impossible to reverse. Enterprises that have not annotated their AI tools by risk level, and built approval flows for anything tagged destructive, are relying entirely on the model getting it right every time.
- The guardrail is a prompted general purpose model
Prompting a general purpose model to act as its own safety classifier is the fastest way to prototype a guardrail, and it is also the slowest one to run in production. The chart below shows why that tradeoff matters once guardrails sit inside an agent’s decision loop rather than at the end of a conversation.

Illustrative figures based on reported benchmark ranges for general purpose models prompted as classifiers versus purpose built guardrail models, 2026.
- Policies are generic instead of specific to the workflow
Out of the box guardrails ship with a fixed taxonomy covering hate speech, violence, sexual content, and basic PII. That is fine for a generic chatbot. It is not fine for a workflow that needs to enforce specific regulatory language, recognize an organization’s own confidential project names, or apply industry-specific rules no generic model has ever seen. Generic guardrails catch generic problems and miss the ones that actually matter to a given business.
- There is no governance layer over employee AI usage
Guardrails on a single deployed application do nothing for the AI tools employees adopt on their own. Consistent governance over employee AI tool usage across sanctioned and unsanctioned tools alike is what turns a guardrail policy from something that applies to one system into something that actually reflects how AI is used across the organization.
- Nobody has adversarially tested the guardrail itself
A guardrail that has only been validated against the cases it was designed to catch will fail the first time it meets an adversarial input it was not trained on. Open source community-standard guard models, for example, see measurable accuracy drops under adversarial pressure and on long context traces compared to their baseline performance. Red teaming the guardrail, not just the underlying model, is what closes that gap before an attacker finds it.
- Governance is only 25 percent implemented, if that
According to a 2025 industry survey, only about 25 percent of companies report a fully implemented AI governance program, even as 88 percent of organizations say they use AI in at least one business function. That gap between usage and governance is exactly where the enterprise AI security risks CISOs are already tracking tend to surface first, since guardrails without an underlying governance program are enforcing rules nobody has actually agreed on organization-wide.
What closing these gaps actually requires
The pattern across all seven signs is the same: guardrails designed for a single conversational turn do not generalize to a system that acts. Closing the gap means covering tool calls and not just chat, gating irreversible actions behind human review, using purpose-built models fast enough to run inline, tailoring policy to the specific workflow, extending governance to tools employees adopted informally, adversarially testing the guardrail itself, and treating all of it as a program rather than a one-time deployment. A recent look at how enterprises are approaching the related discipline of preventing AI data leakage is worth reading alongside guardrail planning, since the two controls typically need to work together
Frequently Asked Questions
Are guardrails the same thing as AI governance?
No. Guardrails are the runtime controls that catch or block specific behaviors. Governance is the broader program, ownership, policy, and accountability structure that decides what those controls should actually enforce.
Why do agentic systems need different guardrails than chatbots?
Chatbots produce text a human reads before acting on it. Agents can take the action directly, so a guardrail failure has a much larger and sometimes irreversible blast radius, which changes both what needs to be checked and how fast the check needs to run.
What is the fastest way to test whether current guardrails are sufficient?
Red team them the same way the underlying model would be tested, using adversarial examples specific to the organization’s actual policies and workflows rather than relying only on the vendor’s published benchmark results.
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