Subsea cables carry over 99% of global internet traffic, yet their supply chain is concentrated among a few private players and hyperscalers, making them vulnerable to sabotage, cyberattacks, and economic disruption. Recent NATO, Finland, and China incidents highlight intensifying threats, while India is building repair capacity via a DoT single-window clearance portal. This is a high-yield topic for GS3 infrastructure, science-tech, and security questions.
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- ›Internet traffic share: >99%
- ›India's subsea cables: 18 cables, 5 landing sites
- ›Target this Data: Over 99% of internet traffic travels via subsea cables; India has 18 subsea cables at 5 landing sites.
- ›Target this Nodal Body: Department of Telecom (DoT) — building a single-window clearance portal for cable repair investment.
- ›Target this Concentration: Alcatel Submarine Networks (France), SubCom (US), NEC (Japan) built ~90% of present cable length.
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