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Home / Blog

The OneLayer Blog

ICS-Sniper attack target: water treatment pumps and a PLC cabinet with a cellular router

Blog New Research: Attackers Can Disrupt a Plant Without Breaking Its Encryption On November 3, 2026, researchers at the University of British Columbia published an attack they call ICS-Sniper. It disrupts an industrial process without decrypting a single packet, without touching anything… By Ido Shaked

Distribution pole and roadside cellular cabinet at dusk, the wide area private cellular edge a utility has to secure

Blog Private Cellular Growth Moved Wide Area. The Security Model Has to Move With It Stand at the base of a distribution pole forty miles from the control center. There is a recloser near the top and a steel cabinet below it, and inside the… By Liron Ben Horin

Exposed OT devices in supermarket refrigeration, the systems behind the European fridge attacks

Blog What the European Supermarket Fridge Attacks Tell Us About Exposed OT On October 12, 2026, attackers took control of refrigeration systems in French supermarkets overnight and pushed fridge and freezer temperatures to 50°C (122°F). France’s finance minister told parliament that about… By Ido Shaked

Industrial site running private 5G assembled from multiple vendors, with one system of record for every connected asset

Blog Private 5G Is a Building-Block Play Now. Every Combination Still Needs a System of Record Walk onto a plant floor that switched on private 5G last year and ask who built it. The answer is almost never one company. The radios came from one supplier,… By Dave Mor

Satellite cellular backup for utilities: an electrical substation silhouetted against a dusk sky

Blog Satellite Is the Next Cellular Frontier for Utilities The storm has passed, but the substation still hasn’t heard from its reclosers. The private LTE site on the ridge lost commercial power hours ago, and its batteries are running… By Avishag Daniely

Hostile SIM risk: cellular router with SIM tray in an open field cabinet on a utility pole beside a substation at dusk

Blog A Hostile SIM Card Can Take Over the Modem in Your Field Device The Card Everyone Trusts Can Give Orders In August 2026, researchers from the University of Birmingham and Fuzzware presented CATana, a study of SIM-originating AT commands, at USENIX WOOT ’26.… By Ido Shaked

ATM jackpotting risk: a standalone ATM with cellular antennas at the back of a gas station at night

Blog ATM Jackpotting in 2026: Why the Cellular Router Is Urgent More than Ever On February 19, 2026, the FBI warned that ATM jackpotting is rising across the United States. The bureau counted 1,900 jackpotting incidents since 2020, more than 700 of them in… By Ido Shaked

Robots, machine-vision cameras and edge AI hardware on a factory floor linked over a network with private 5G security

Blog Private 5G Could Hit $84.7B as AI Moves to the Edge $84.7 billion in private LTE and 5G network spending by 2031, up from $17.3 billion this year. I read that as a forecast of something other than revenue. It is… By Dave Mor

Transmission towers at dusk illustrating CIP-015 and BOD 26-02 internal network monitoring for electric utilities

Blog CIP-015 and BOD 26-02 Are the Same Requirement Wearing Two Different Names Two federal directives landed in 2026 that look like they have nothing to do with each other. NERC’s CIP-015-1 tells electric utilities to start watching traffic inside their own electronic… By Avishag Daniely

OTA APN chokepoint where private cellular devices converge for firmware updates

Blog The OTA APN: Where Your Segmentation Quietly Breaks Down Most private cellular security programs lean on one control more than any other: the APN. Different devices get different APNs, traffic between them stays isolated, and the network diagram looks… By Dave Mor

Cellular network visibility gap exposed at water utility control systems

Blog Iran-Linked Hackers Hit Water Utilities in 12 States. The Way in Was a Cellular Modem Nobody Was Watching In late July, hackers reached programmable logic controllers at water and wastewater facilities across at least seven states, a small-town Minnesota water system among the first hit. Minnesota alone had… By Liron Ben Horin

High-voltage substation equipment at dusk, symbolizing OT network visibility gaps in grid infrastructure

Blog OT Network Visibility: Poland Grid Attack Lessons On December 29, 2025, a coordinated cyberattack hit Poland’s energy sector. Over 30 sites were compromised simultaneously: wind farms, solar dispatch centers, a combined heat and power plant serving nearly… By Ido Shaked

CBRS network visibility across connected equipment on a factory floor

Blog CBRS Already Won the Private 5G Race. Most Networks Still Can’t See What’s Plugged Into It 75% of every private 5G network running in the US today sits on CBRS spectrum. That number comes from a report released last month by Spectrum for the Future, the… By Liron Ben Horin

Step-by-step path to private cellular segmentation from device identity to zero-trust enforcement

Blog The Right Path to Private Cellular Segmentation Most enterprises think they’ve solved segmentation. They haven’t. Here’s why and how to fix it. Segmenting a private cellular network sounds straightforward, until you try to do it correctly. If… By Drew Ganther

Private cellular network compliance — device visibility and control for regulated critical infrastructure operators

Blog A New Cybersecurity Law Just Put Your Private Network on the Hook 3 Steps to Close the Gap Before Regulators Ask Critical infrastructure operators have spent years hardening their OT environments. SCADA monitoring. Network segmentation. NERC CIP compliance programs. What most have… By Dave Mor

Enterprise 5G ZTNA architecture showing device identity validation at the cellular connection layer

Blog Zero Trust Network Access for Enterprise 5G: Why Action Must Be Taken Zero Trust Network Access for Enterprise 5G: Why Action Must Be Taken Zero Trust Network Access is an essential component of the ZTA framework. The access decision happens the moment… By Tamar Tsuk-Perez

Diagram showing hidden GTP-U tunneling paths in a private 5G network architecture

Blog The 5G Attack Surface Architects Missed: New Research Exposes Critical Network Assumptions Private LTE and 5G networks are becoming foundational infrastructure for enterprise environments. Utilities, transportation systems, ports, and industrial operators are connecting thousands of devices to support automation, monitoring, and operational… By Ido Shaked

Private APN connectivity versus device visibility gap for utility networks

Blog Private APN Was Built for Connectivity, Not Visibility Today’s outages don’t just knock devices offline. They expose everything you can’t see. Which devices went down, where they are, why they failed. Most utility network teams can’t answer those questions at all because the tools they rely on were… By Eddie Baron

Private cellular platform growth from pilot to production scale enterprise networks

Blog From Growth to a De Facto Platform in Private Cellular In 2025, private cellular crossed an important threshold. As what began as pilots become operational infrastructure. What started as controlled deployments supporting a handful for use cases evolved into multi-site… By Dave Mor

Device-centric security for private cellular networks PCN

Blog The Missing Layer: PCNs Fail Without Device-Centric Security This is Part 2 in a two-part series on why SIM-based trust isn’t enough for private cellular security. Read Part 1: Enterprise Cellular Identity: Why SIM-Based Isn’t Enough. Earlier this… By Avishag Daniely

Enterprise cellular identity security beyond SIM-based authentication

Blog SIM-Based Identity Isn’t Enough for Enterprise Cellular In late January 2025, the US Secret Service dismantled a large SIM-card “farm” operating near the United Nations in New York City. The setup contained thousands of SIM cards, antennas,… By Liron Ben Horin

Forrester Highlights Private 5G Momentum, OneLayer Is Seeing a Growing Demand

Blog Forrester Highlights Private 5G Momentum, OneLayer Is Seeing a Growing Demand Private 5G is growing. We see it in our own experience: over the past year, OneLayer has multiplied our footprint more than five times in the market. This is “not… By Avishag Daniely

What the HPE Aruba Private 5G Core Vulnerability Means for Your Private Cellular Network and How to Stay Protected

Blog What the HPE Aruba Private 5G Core Vulnerability Means for Your Private Cellular Network and How to Stay Protected If you manage or secure a private cellular network, the latest vulnerability disclosure from HPE Aruba Networking should be a wake-up call. HPE Aruba Networking has announced a high-severity vulnerability… By Liron Ben Horin

OneLayer Named a Sample Vendor in the 2025 Gartner® Report for Emerging Tech: Emergence Cycle for CPS Security

Blog OneLayer Named a Sample Vendor in the 2025 Gartner® Report for Emerging Tech: Emergence Cycle for CPS Security OneLayer is proud to have been named a Sample Vendor in the 2025 Gartner® Report for Emerging Tech: Emergence Cycle for CPS Security. Cyber-physical systems (CPS) come in many forms,… By Alon Bar

What the SK Telecom Hack Should Teach You About Your Private Cellular Network Security

Blog What the SK Telecom Hack Should Teach You About Your Private Cellular Network Security The past three weeks have been a bad time to be a cell phone user in South Korea. Well, not for every cell phone user. Only if you happen to… By Alon Bar

Navigating the Future of Private 5G Network Security: OneLayer’s Market View Echoes in Gartner’s Insights

Blog Navigating the Future of Private 5G Network Security: OneLayer’s Market View Echoes in Gartner’s Insights As the adoption of private 5G networks gains momentum, enterprises are beginning to delve deeper into the complexities and security challenges associated with these advanced systems. A recent report by… By Avishag Daniely

Vulnerabilities in Private 5G/LTE: A Growing Threat Landscape

Blog Vulnerabilities in Private 5G/LTE: A Growing Threat Landscape Private 5G/LTE networks are rapidly gaining popularity across various industries, offering enhanced connectivity, improved efficiency, and greater control over network infrastructure. However, as with any new technology, security concerns are… By Ido Shaked

CISA salt typhoon

Blog CISA’s Communications Infrastructure Guidance: Three Steps Every Enterprise Should Take The recently disclosed Salt Typhoon security incident, which is still sending shockwaves through the telecommunications and government sectors globally, highlights the critical role that mobile networks now play in our… By Drew Ganther

What the Salt Typhoon Attack Means for Enterprises: An Interview with OneLayer Cellular Network Expert Ido Shaked

Blog What the Salt Typhoon Attack Means for Enterprises: An Interview with OneLayer Cellular Network Expert Ido Shaked Salt Typhoon, a Chinese state-sponsored cyberattack that has compromised eight telecommunications providers in the U.S. and likely many more globally, exposed a stark reality for enterprises that have become accustomed… By Avishag Daniely

The Challenges (and Solutions!) of Implementing NIST Zero Trust in Private 5G/LTE Networks

Blog The Challenges (and Solutions!) of Implementing NIST Zero Trust Architecture in Private 5G/LTE Networks In a few decades, “trust no one” has gone from thriller-movie warnings to mainstream cybersecurity advice. NIST SP 800-207 on Zero Trust Architecture is a required standard in some industries… By Alon Bar

OneLayer Named a Cool Vendor in the 2024 Gartner® Cool Vendors™ in CPS Security

Blog OneLayer Named a Cool Vendor in the 2024 Gartner® Cool Vendors™ in CPS Security “CIOs and IT leaders should use Gartner’s Cool Vendors research to proactively understand and exploit disruptive technologies. Cool Vendors can serve as an excellent resource for both successes and failures… By Avishag Daniely

Private 5G for OT Critical Applications – How to Gain Trust?

Blog Private 5G for OT Critical Applications – How to Gain Trust? As organizations increasingly adopt private 5G networks, especially for OT-critical applications such as SCADA-PLC communication or industrial ethernet (Profinet or Profibus), reliability and connection stability are crucial for successful implementation.… By Dave Mor

Masked IP network architecture

Blog Visibility Behind Cellular Router/CPE: Do’s and Don’ts As enterprises integrate private 5G and LTE networks with their existing IT and OT infrastructure, the use of cellular routers/CPEs to connect non-cellular devices becomes essential. Choosing the right network… By Avishag Daniely

OneLayer is thrilled to announce that we have been named a Sample Vendor in 2 Gartner Hype Cycles™

Blog OneLayer is Thrilled to Announce that We Have Been Named a Sample Vendor in 2 Gartner Hype Cycles™ As a trusted advisor, Gartner plays a pivotal role in companies’ strategic analysis of their technology portfolios. Our inclusion in 2 Hype Cycles not only reflects Gartner’s confidence in OneLayer… By Alon Bar

The Hype is Real - Private Mobile Networks Are Maturing Faster Than Expected!

Blog The Hype is Real – Private Mobile Networks Are Maturing Faster Than Expected! The Hype is Real – Private Mobile Networks Are Maturing Faster Than Expected! At OneLayer, we’ve witnessed a rapid acceleration in the adoption of private mobile networks over the past… By Alon Bar

Private Cellular Networks for the Upstream Oil & Gas Industries: An Operations and Security Checklist

Blog Private Cellular Networks for the Upstream Oil & Gas Industries: An Operations and Security Checklist Private Cellular Networks for the Upstream Oil & Gas Industries: An Operations and Security Checklist As the world’s private consumers come to expect 5G connectivity, industrial consumers are not far… By Alon Bar

The Paradigm Shift from SIM-Centric to Device-Centric Approach: Boost Your Private Network Management

Blog The Paradigm Shift from SIM-Centric to Device-Centric: Boost Your Private Network Management The Paradigm Shift from SIM-Centric to Device-Centric: Boost Your Private Network Management In the rapidly advancing landscape of enterprise LTE and 5G cellular networks, traditional SIM-centric network management no longer… By Roy Shapira

Cybersecurity Attacks in Private Cellular Networks – Watch Out for the Bad Sparrow!

Blog Cybersecurity Attacks in Private Cellular Networks – Watch Out for the Bad Sparrow! Navigating the New Frontier of Cybersecurity in Cellular Private Networks: A Deep Dive into the Sparrow Attack Introduction to the Evolving Threat Landscape As the digital and physical worlds become… By Roy Shapira

Independent LAN: Private cellular network with masked IP architecture

Blog What is the preferred architecture for private cellular networks? A tale of two networks: Which is the preferred private network architecture? More and more enterprises today are implementing private 5G and LTE networks alongside their existing IT and OT… By Or Turgeman

How to scale your private 5G/LTE network from pilot to fully operational autonomous network

Blog How to scale your private 5G/LTE network from pilot to fully operational autonomous network The fast-evolving landscape of private 5G/LTE networks showed a move last year toward operational networks after several years of pilots and trials. A new player now enters the picture: operation… By Dave Mor

Private APNs and Brute Force SMS Attack Risks

Blog Private APNs and Brute Force SMS Attack Risks Many enterprises using public cellular networks do so via private APNs (access point names), which provide an exclusive gateway for the organization’s data traffic between the public cellular network and… By Ido Shaked

Creating an effective automated security ecosystem in private cellular: ingredients for success

Blog Creating an effective automated security ecosystem in private cellular: ingredients for success Creating an effective automated security ecosystem in private cellular: ingredients for success Setting up and maintaining a private cellular network can feel like doing a jigsaw puzzle with 10,000 pieces… By Avishag Daniely

Bridging the Traceability Gap from Private Networks to Private APNs on Public Cellular Networks

Blog Bridging the Traceability Gap from Private Networks to Private APNs on Public Cellular Networks OneLayer Introduces Seamless Integration of Private Networks with Private APNs on Public Cellular Networks OneLayer’s solution now supports use cases such as roaming or failover devices from private networks, devices… By Dave Mor

SIM cards and eject tool, the identity APN segmentation tracks instead of the device behind it

Blog Private cellular network segmentation: APNs are not enough! Segmentation is a mandatory security practice in enterprise networks. As enterprises adopt private cellular networks, they look for effective segmentation solutions that align with their existing strategy. They soon realize,… By Efrat Harari

OneLayer Bridge Secures your private cellular IOT 5G network

Blog OneLayer: Shaping the private cellular network revolution When OneLayer was founded two years ago, private cellular networks were in operational infancy. It was early adopters and their innovation teams who were playing around with private LTE and… By Dave Mor

OneLayer private network security for plants using private 5g

Blog Navigating the Cellular Labyrinth: IoT Asset Management in Private LTE/5G Networks In today’s digitally transformed landscape, IoT (Internet of Things) asset management plays a pivotal role in revolutionizing how organizations oversee and optimize their physical resources. At its core, IoT asset… By Dave Mor

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