Mesh networking represents a peer-to-peer topology where devices relay traffic directly to one another, eliminating dependence on centralized infrastructure like cell towers or routers. DORS, an offline mesh networking protocol, exemplifies this approach with a production deployment spanning 350,000+ devices across 80+ countries operating over Bluetooth LE and WiFi Direct. Unlike conventional networks vulnerable to infrastructure failure or saturation, mesh networks are self-healing and infrastructure-independent, making them invaluable in disaster zones, underground environments, and areas under deliberate shutdown. DORS implements sophisticated routing capabilities, supporting messages relayed across up to eight hops with built-in acknowledgment, retry, and deduplication mechanisms. The protocol employs MLS encryption with Ed25519 identities, allowing relay nodes to forward ciphertext without accessing encryption keys. Load balancing automatically shifts relay duties toward well-charged devices while reducing load on energy-constrained ones. DORS accommodates multiple transports—BLE, WiFi Direct, internet, Reticulum, and Nostr—behind a unified API, scoring and routing messages through the optimal available path per transmission. The system supports chunked file transfers up to 100MB with per-chunk acknowledgment and resume capability. This technology demonstrates that robust, decentralized connectivity can scale organically without centralized infrastructure coordination.

LoRa pagers are programmable, offline-capable messaging devices utilizing long-range, low-power LoRa radio technology, designed for users requiring text-based communication without cellular or internet connectivity. Modern implementations, such as the LILYGO T-LoRa Pager, run open-source firmware like Meshtastic and support GPS, NFC, and mesh networking across license-free ISM bands (868 MHz in Europe, 915 MHz in the US). Unlike legacy pagers reliant on centralized broadcast infrastructure, LoRa pagers transmit short text messages, typically under 240 bytes, using the LoRa physical layer in a decentralized, user-managed manner. These devices appeal to hikers, preppers, amateur radio enthusiasts, and IoT developers seeking reliable off-grid communication during travel or emergencies. At their core, LoRa pagers utilize the SX1262 chip, supporting spreading factors SF7–SF12 and output power up to +22 dBm, delivering predictable, energy-efficient, low-bandwidth messaging independent of infrastructure. Their significance lies not in speed or app integration but in providing dependable, infrastructure-agnostic text delivery for specialized use cases where traditional communication networks are unavailable or unreliable.

This instructional article introduces MeshCore, a free open-source mesh networking system designed for budget-conscious makers. The course enables users to build a functional encrypted messaging network using affordable LoRa radios for approximately £30. Participants will construct a two-node mesh utilizing Heltec WiFi LoRa 32 V3 boards, each costing around £15, with differentiation achieved through firmware flashing and configuration rather than hardware changes. The system operates independently without requiring mobile signal, WiFi, internet connectivity, or subscription fees, allowing text communication across three-mile distances. The course structure delivers progressive lessons covering both hardware and software competencies, with each module introducing singular concepts followed by practical application. Command-line instructions are presented in code format, with user-specific variables indicated in angle brackets. The curriculum includes troubleshooting sections addressing common implementation challenges, emphasizing that diagnostic content provides essential learning value beyond basic setup instructions.

For most of the software era, the client was a stable application. A company built it, registered it, gave it credentials, connected it to an API, and kept that integration running for months or years. Authentication, billing, quotas, versioning, documentation, and support were all designed around software that stayed around. AI agents work differently. A persistent agent can take one objective and create thousands of smaller agents to work on different parts of it at the same time. One may search suppliers while another reads contracts; others compare prices, analyze documents, test scenarios, or verify results. Kimi Moonshot already runs swarms with up to 300 concurrent subagents, more than 4,000 tool calls in a single task, and reports execution up to 4.5 times faster than sequential execution.

If orbital D2D is really going to move the needle for AT&T, Verizon, or T-Mobile, it eventually needs to do something much more important with their networks. It needs to carry enough real traffic that the carrier can avoid building, upgrading, or maintaining some terrestrial infrastructure. Otherwise, what exactly is the capex benefit? AST already says this openly, as its pitch to mobile operators is that they can extend coverage into places where terrestrial economics do not work without building additional towers or other land-based infrastructure. SpaceX is pursuing a different commercial model, but the infrastructure logic is the same. If meaningful rural and semi-rural traffic moves into orbit, some radios on the ground should eventually become unnecessary.

Telco security teams are used to ridiculous cyber numbers. For example, in the first six months of 2026, Cloudflare blocked 23.2 million network DDoS attacks across its infrastructure. That is about 128,000 attacks every day, or more than 5,300 every hour. It also recorded 935 attacks above one terabit per second during the same period. The volume is so high, and many attacks are so short, that human response became unrealistic years ago.

The M5Stack Unit C6L is a compact LoRa mesh node device combining an ESP32-C6 microcontroller with an SX1262 LoRa transceiver, designed specifically for Meshtastic experiments and off-grid telemetry applications. The unit integrates a 0.66-inch OLED display, RGB LED, buzzer, user button, and dual RP-SMA antenna ports for both LoRa and Wi-Fi 6 connectivity. Operating across 868-923 MHz with maximum transmit power of +22 dBm and receive sensitivity to -147 dBm, the device offers practical advantages for users seeking portable mesh nodes with visual status feedback during setup and diagnostics. The unit is particularly valuable for Meshtastic learning, compact relay and client node deployment, desk testing, and LoRa network configuration practice. Critical setup considerations include proper firmware flashing, correct LoRa region selection, Bluetooth pairing procedures, and avoiding ESP32-C6 Wi-Fi/Bluetooth interference issues. The integrated OLED display distinguishes this device from headless alternatives, providing essential operational visibility. This hardware combination makes the M5Stack Unit C6L suitable for those developing or testing mesh network infrastructure without requiring sophisticated handheld messaging capabilities.

Wisconsin has launched a comprehensive Broadband Toolkit designed to empower local communities in expanding broadband access and closing the digital divide. The toolkit provides flexible resources for communities to engage stakeholders and develop strategic broadband plans. Central to this initiative is the State Broadband Expansion Grant Program, which offers up to $60 million in funding for the 2026 grant round to deploy high-speed internet in unserved areas, with applications accepted through July 27, 2026. The toolkit addresses critical topics including the connection between broadband access and improved health outcomes, community engagement strategies, data collection for planning, and public-private partnerships as essential mechanisms for expansion. The program emphasizes that communities with established local broadband plans and developed partnerships are best positioned to secure grant funding. Digital inclusion activities are prioritized to ensure all residents, particularly disadvantaged populations, gain access to and effectively use information and communication technologies. By combining educational workshops, grant opportunities, and partnership frameworks, Wisconsin aims to achieve universal Internet access for all residents.

Los Angeles County has announced near-completion of its first Community Broadband Networks in partnership with WeLink Communications, extending affordable, high-speed internet access to over 300,000 households across East and South Los Angeles neighborhoods including Boyle Heights, Watts, and Willowbrook. Service plans begin at $25 monthly for qualifying households and $65 for market-rate customers, with no credit checks or deposits required. HR&A's Tech & Society team has been instrumental since 2021, conducting site analysis for wireless deployment, designing the competitive solicitation process, compiling Digital Equity Index data to identify areas of greatest need, and establishing a Digital Navigator program with thirty community-based organizations to support enrollment and digital literacy. This collaborative effort secured $56 million in federal funding and created one of the nation's most competitive broadband offerings. With fewer than two dozen similar projects operating nationally at this scale and speed, LA County's initiative distinguishes itself through consistent stakeholder engagement from strategy through implementation, ensuring that communities most affected by the digital divide receive informed support throughout the process.

HALO is a private, decentralized long-range mesh network platform designed for operations in denied or disrupted connectivity environments where traditional infrastructure is unavailable or unreliable. Unlike conventional mesh systems that rely on centralized hubs, gateways, or cloud backends, HALO implements a fully peer-to-peer architecture where each node routes traffic for its neighbors and automatically reformats around node failures, ensuring network resilience without single points of failure. The platform integrates edge command capabilities directly into nodes, enabling operators to execute command workflows, access status and position data, and control operations entirely in the field without relying on cloud services or external servers. HALO supports deployment across fixed sites, vehicles, and expeditionary kits, and requires no subscriptions, vendor accounts, or service plans. The system enables rapid field deployment without specialized RF engineers, integrates with existing mission systems, and natively supports I2C sensors, camera feeds, telemetry streams, and no-code workflow automation through its Flows interface. OpenAPI compatibility allows integration with standard endpoints for triggers and data outputs, providing organizations with complete end-to-end network ownership.

No operator reports network API revenue in its financials. Well, this is not an accident. The maths is simply too small, and the same maths will decide who captures the value when AI agents start transacting.

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Chris Brooks, Senior Director of Operations at GoNetspeed, recently received the Connect the Unconnected Award for his leadership in bridging the digital divide through fiber broadband expansion. Brooks has guided GoNetspeed's growth from a regional startup to an operation spanning 11 states, focusing on underserved communities with limited connectivity options. His commitment to broadband access was galvanized during the COVID-19 pandemic when he witnessed students unable to complete schoolwork due to inadequate internet infrastructure. GoNetspeed's strategy prioritizes community buy-in and engagement, beginning with government affairs teams working directly with local officials before permits are filed, followed by marketing initiatives and construction teams serving as company ambassadors. Rather than pursuing maximum market penetration, GoNetspeed targets communities reliant on legacy DSL or single cable providers, aiming to provide residents with genuine broadband alternatives. This approach combines strategic market selection with relationship-building and transparent community engagement, positioning GoNetspeed as a model for addressing America's persistent digital divide.

The Mesh Network Blog covers recent developments in off-grid mesh networking technology and hardware. MeshCore 1.17.0 introduces a listen-before-talk rewrite, JSON configuration migration, and support for new hardware including the SenseCAP X1. EasySkyMesh PowerSaving 17 achieves ultra-low power consumption of 0.9 mA on RAK4631 repeaters through RX duty-cycle sleep functionality. Notable hardware releases include the Seeed MeshTracker X1, which pairs dual-band GNSS with Semtech's LR2021 LoRa chip in an IP66 compact design, and the M5Stack Cardputer Mesh Kit at $48, featuring an ESP32-S3 processor and integrated keyboard. The platform compares multiple devices including the Wio Tracker L1 Pro and SenseCAP T1000-E credit-card LoRa tracker. Key firmware options now include free MeshCore builds matching commercial features and EasySkyMesh 15 updates with improved power management. These developments reflect the growing sophistication of mesh networking infrastructure, enabling reliable long-distance connectivity and extended battery life for off-grid applications across diverse hardware platforms.

NYC Mesh has received an $898,035 award from New York State's ConnectALL initiative to expand its volunteer-built mesh internet network to underserved communities. The grant, administered through NYC Housing Preservation & Development, will enable NYC Mesh to connect at least 500 low-income households across multiple boroughs with affordable, community-run internet service. The funding will support the organization's first full-time staff hire to manage maintenance and operational systems, strengthening its community-owned model that treats internet access as a shared resource. This investment will accelerate infrastructure deployment and improve volunteer coordination in neighborhoods underserved by traditional commercial internet service providers. The partnership focuses particularly on Central Brooklyn, including Brownsville and East New York, where approximately 25 percent of households lack internet access. By combining NYC Mesh's grassroots approach with government support, the initiative addresses digital equity by providing reliable, high-speed connectivity alongside support services to help residents access banking, healthcare, education, and public benefits.

They are adding generative AI capabilities to enterprise voice, including fixed lines, mobile lines, and their Centrex IP cloud communications service. Companies will be able to transcribe calls, generate summaries, analyze conversations, and, through Centrex IA, use AI agents to interact with customers and connect those conversations with business processes. Telefónica says the proposition can work across conventional telephony rather than requiring every employee or customer to move into a new collaboration application. That last detail is the one that makes the whole difference for Telcos. Transcription is not new, Summaries are not new, and AI agents are definitely not new. But putting intelligence around the ordinary telephone call, however, starts to change the economics and strategic position of voice.

After two years of planning and two days of hands-on execution, an engineer has successfully integrated dual ISM band Meshtastic nodes into a single unified device. The project combines two Wireless Stick Lite modules operating at 922MHz and 433MHz frequencies within a compact MPU5 case. The integrated system incorporates a GP-02 GNSS module with an active antenna for precise location tracking, enhanced by environmental sensors including a BMP280 barometer and power monitoring via an INA3221 module. The device is powered by five Li-Ion 3.7V 2600mAh batteries with a USB charger module, and features a USB-C panel mount connector and rotary on-off switch for practical operation. This multi-band node is designed as a portable demonstration unit for Meshtastic mesh networking applications, showcasing the capability to transmit and receive across multiple frequency bands simultaneously. The project represents a significant achievement in portable mesh networking hardware, with plans for future enhancements to expand its capabilities further.

This academic paper examines black hole attacks within mobile ad hoc network (MANET) routing protocols, specifically analyzing vulnerabilities in AODV (Ad Hoc On-Demand Distance Vector) and OLSR (Optimized Link State Routing Protocol). Black hole attacks represent a critical security threat where malicious nodes selectively drop data packets while maintaining normal routing behavior, effectively disrupting network communications. The authors provide a comprehensive analysis of how these attacks operate within each protocol's framework and present multiple mitigation techniques designed to detect and prevent such malicious activity. The research contributes to network security by identifying detection mechanisms and defensive strategies tailored to each protocol's unique characteristics. Understanding these vulnerabilities and their countermeasures is essential for developing secure wireless networks, particularly in military, emergency response, and other applications where reliable communication is mission-critical. The work establishes foundational knowledge for implementing robust security measures in decentralized network environments.

Blockchain interoperability faces significant challenges because heterogeneous networks struggle to securely exchange cross-chain data and transactions. Existing solutions often depend on centralized relays or trusted intermediaries, creating security vulnerabilities and single points of failure. Researchers from the University College of Engineering Kakinada have proposed VeriMesh, a decentralized mesh-based interoperability framework designed to overcome these limitations. VeriMesh employs trust-adaptive routing, multi-path relay verification, and Zero-Knowledge Proof-based validation to enable secure cross-chain communication. The framework models relay nodes as a trust-weighted graph that dynamically adjusts routing decisions based on node behavior and reliability. Multi-path routing enhances resilience against malicious nodes, while transport-layer ZKP verification provides privacy-preserving validation without exposing sensitive data. Built using Python relay nodes and Solidity smart contracts on an Ethereum Ganache environment, experimental evaluation demonstrated stable latency below 34 milliseconds and delivery success rates exceeding 85% with up to 40% malicious node presence. Testing against single-path and random multi-path baselines showed improved fault tolerance and routing reliability. Results indicate favorable scalability within tested network sizes of 10–30 nodes, though larger-scale evaluation remains future work. This research matters because it provides a decentralized alternative to centralized relay systems, enhancing security and reliability in cross-chain blockchain operations.

Meshtastic is open-source firmware that transforms affordable LoRa radio boards into decentralized, off-grid mesh text communicators requiring no cell towers, internet, or subscriptions. The system creates a store-and-forward mesh network where each node receives and rebroadcasts encrypted LoRa packets, automatically routing messages across multiple hops to their destinations. Users interface with the network through a smartphone app connected via Bluetooth, enabling asynchronous text messaging, channels, direct communication, GPS position sharing, and telemetry data. Unlike voice radio, Meshtastic operates as text and data transmission similar to SMS across self-healing meshes. The technology appeals to hikers, disaster-resilient communities, and prepper networks seeking communications that survive infrastructure failures. Hardware requirements are minimal—ESP32 boards paired with LoRa radio modules cost $30–$80 per node depending on specifications and accessories. Range capabilities depend significantly on terrain, antenna height, and power settings, with typical configurations supporting 3–7 message hops. Router nodes positioned at elevation maximize coverage. Regional frequency allocation varies, with 915 MHz for North America and 868 MHz for Europe. Meshtastic represents an accessible alternative to traditional amateur radio for off-grid communication.