European Cable Cut May Impact Transoceanic Routes

upnorth

Level 68
Thread author
Verified
Top Poster
Malware Hunter
Well-known
Jul 27, 2015
5,458
We are aware of a major cable cut in the South of France that has impacted major subsea cables with connectivity to Asia, Europe, US and potentially other parts of the world. As a result of the cable cut, customers may see packet loss and or latency for websites and applications which traverse these impacted paths.

What is Zscaler doing?

Zscaler has made routing adjustments where possible to route around the problem but in certain cases we see the reverse path from the Application/Content providers which is under the control of the Application/Content Providers still traverses the impacted paths.

What can you do?

Zscaler is working with the content providers to have them influence their portion of the path. If you experience slowness with specific applications, especially applications hosted overseas, please contact the application provider and refer them to this trust post. At this time, based on the information we have, the local authorities are investigating and repair crews are on scene but can not access the site until police complete their evidence collection. There is currently no estimated time to repair available. We will provide an update as additional information becomes available.

Zscaler Incident# INC-000000047
 

TedCruz

Level 5
Aug 19, 2022
176
That's why we can't have nice things!
Operation Ivy Bells have ended decades ago :)

A major Internet cable in the South of France was severed yesterday at 20:30 UTC, impacting subsea cable connectivity to Europe, Asia, and the United States and causing data packet losses and increased website response latency.

Cloud security company Zscaler reports that they made routing adjustments to mitigate the impact. However, users still face problems due to app and content providers routing traffic through the impacted paths.

"Zscaler is working with the content providers to have them influence their portion of the path," reads a notice from Zscaler.

"If you experience slowness with specific applications, especially applications hosted overseas, please contact the application provider and refer them to this trust post."

The repair crews moved quickly on the scene but had to wait for the police to collect evidence before they were allowed to work on restoring the damage.

At 23:00 UTC, it was confirmed that the incident had impacted three links: Marseille-Lyon, Marseille-Milano, and Marseille-Barcelona.

At 01:00 UTC today, when Zscaler's repair crews restored one of the links, but the technicians continued observing packet losses and latency for some destinations.

At 18:58:01 UTC, Zscaler posted a final update stating the issue has been resolved.

"This incident has been resolved. Please contact Zscaler Support if you have additional questions." - Zscaler.

Cable damages in the UK too​

At the same time, BCC reports that a subsea cable linking the Shetland Islands to the Scottish mainland has been damaged, too, leaving netizens on the island isolated from the rest of the world.

Not only that, but it has also reduced the capacity of Shetland's population of 23,000 to call for emergency services, as communication has been impacted in general.

Police Scotland has issued an advisory today urging people not to make unnecessary calls, as the few available lines should remain open for emergencies.

This incident comes as technicians were already working on fixing the link between the Faroe Islands and Shetland, which was also severed last week.
 

plat

Level 29
Top Poster
Sep 13, 2018
1,793
oooo, Marcus Hutchins just took a swing at BleepingComputer a little earlier today.



But he has a very good point. And, if you click the BC article again and scroll to the end, you will find the "sabotage" part deleted and BC confessing that yes: this was speculative. Also speculative: if BC removed that section as a direct result of what Hutchins said via Twitter. Lesson learned, hopefully.

bc sabotage update.PNG
 

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