Global Data Chokes: Experts Warn Undersea Cables—The Nerves of Modern Life—Are Prime Targets for Russia and China

Post date: November 18, 2025 · Discovered: April 23, 2026 · 3 posts, 0 comments

Over 95% of international data moves through subsea cables, making the digital backbone extremely vulnerable to both physical and cyber strikes across government, military, and private sectors.

Contributors point to a palpable fear of sabotage, naming Russia and China as key threat actors. Users like thelucky8 on [email protected] noted the UK depends on about 60 cables, warning that simultaneous attacks could cripple financial services. Furthermore, the record of damage in the Shetland, Orkney and Faroe Islands connecting to Scotland, which has failed three times recently, points to chronic physical vulnerability in key regions.

The consensus is that undersea cables constitute critical, immediate infrastructure risk. Official bodies and concerned parties are actively investigating protection methods, while regional planning, such as Denmark and Greenland discussing new data lines for the Faroe Islands, attempts to build resilience against perceived geopolitical sabotage.

Key Points

#1Undersea cables handle the vast majority of global data traffic.

0x815 on [email protected] stated that over 95 percent of international data flows through subsea cables, making them profoundly vulnerable.

#2The threat of sabotage is explicitly geopolitical.

The discussion centers on fears of targeted sabotage by state actors, specifically naming Russia and China.

#3Specific UK infrastructure faces acute risk.

thelucky8 on [email protected] noted the UK relies on about 60 cables, and simultaneous hits could disrupt essential services like finance.

#4Regional cable routes show patterns of failure.

The damage to the Shetland, Orkney and Faroe Islands cable connecting to Scotland has occurred three times recently, flagging regional weakness.

#5Governments are responding with proactive resilience planning.

randomname on [email protected] reported that Denmark and Greenland are planning new data cables, with Faroe Islands routing included to boost resilience.

Source Discussions (3)

This report was synthesized from the following Lemmy discussions, ranked by community score.

45
points
Russia reportedly readies submarine cable 'sabotage'
[email protected]·17 comments·9/10/2024·by 0x815·theregister.com
15
points
Denmark, Greenland, Faroe Islands join forces to add extra undersea internet cable as fears of Russian sabotage grow
[email protected]·0 comments·11/18/2025·by randomname·ft.com
14
points
MPs and peers start inquiry into Russian and Chinese sabotage threats to subsea internet cables
[email protected]·1 comments·1/26/2025·by thelucky8·computerweekly.com