A journal for networking and telecoms
Subsea network coverage
Tracking cable systems, landing stations, marine routes, coherent transmission, financing and the cloud-driven expansion of global capacity.
Coverage architecture
Converge Digest follows the submarine cable systems carrying international traffic between continents. Coverage spans new routes, cable ownership, hyperscaler investment, landing stations, wet-plant technology, coherent transmission, marine installation and geopolitical resilience.
New routes, consortium structures, ownership and capacity design.
See the companies ↓02Fiber pairs, repeaters, branching units and marine engineering.
See the companies ↓03Cable landing stations, terrestrial backhaul and data center interconnection.
See the companies ↓04Financing, route diversity, regulation, repair and geopolitical risk.
See the companies ↓Latest reporting
Amazon Web Services (AWS) announced Fastnet, a new transatlantic subsea fiber optic cable system connecting Maryland, U.S., and County Cork, Ireland. Expected to be…
Sparkle and Cyta announced the successful landing of the BlueMed submarine cable at Cyta’s Yeroskipos station in Cyprus, marking a key milestone in Sparkle’s…
Trans Americas Fiber System (TAFS) has unveiled its TAM-1 subsea cable system — a 7,200-km, next-generation network connecting the U.S. to Mexico, Central America,…
Gulf Bridge International (GBI) has chosen Nokia to deploy a new high-capacity terrestrial network designed to enhance regional and international connectivity across the Middle…
Unitirreno Submarine Network S.p.A., in partnership with Alcatel Submarine Networks (ASN) and Elettra Tlc S.p.A., has launched commercial operations of the 1,156-kilometer Unitirreno submarine…
FLAG, formerly known as Global Cloud Xchange (GCX), is expanding its subsea capacity across the India Connectivity Mesh using Ciena’s WaveLogic 6 Extreme (WL6e)…
The Medusa Submarine Cable System reached a major milestone this week with its first landing on the French coast at Marseille. Representatives from GÉANT,…
Bifrost Cable System has reached Ready for Service (RFS) status, setting the stage for commercial traffic to flow across its new trans-Pacific route in…
Huawei discussed its vision for Submarine-Terrestrial Synergy and Optical-Intelligent Orchestration at this week’s Submarine Networks World 2025 in Singapore. The company introduced a solution…
SoftBank, Meta, and regional partners are building a new 8,000 km submarine cable system called Candle to link Japan and Singapore with landings in…
Altibox Carrier and Ciena have demonstrated the world’s first 1.6 Tbps single-carrier wavelength transmission on a live subsea system. The trial ran error-free across…
Multiple subsea fiber optic cables in the Red Sea suffered simultaneous cuts on September 6, 2025, disrupting global internet and communications traffic. The incident…
Sparkle expanded its European footprint this week with the launch of a new Point of Presence (PoP) in Helsinki, Finland. The deployment at Digita…
Topic explorer
Use these curated entry points to move from the category overview into specific technologies, markets and the reporting attached to them.
Industry ecosystem
Submarine cables carry effectively all intercontinental traffic. Five groups of companies build, light, lay and pay for them.
Turnkey suppliers delivering wet plant, terminal equipment and installation.
Coherent line terminals and the DSPs setting per-fiber-pair capacity.
Fiber, armouring and cable production for deep-water and shore-end segments.
Cable ship operators handling laying, burial and the repair fleet resilience depends on.
Hyperscalers now fund and own a majority of new transoceanic capacity.
An editorially curated view, not a complete industry directory. Selection reflects market leadership, technology transitions and Converge Digest coverage volume. Browse the full archive →