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Showing posts with label GSM. Show all posts
Showing posts with label GSM. Show all posts
Tuesday, 20 January 2026

Telecom Security Realities from 2025 and Lessons for 2026

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Telecom security rarely stands still. Each year brings new technologies, new attack paths, and new operational realities. Yet 2025 was not d...
Friday, 8 August 2025

Is 6G Our Last Chance to Make Antennas Great Again?

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At the CW TEC 2025 conference hosted by Cambridge Wireless, veteran wireless engineer Moray Rumney delivered a presentation that challenge...
Tuesday, 24 September 2024

Detection of Real-world Fake Base Station (FBS) Attacks in Thailand

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It's been a while since we created our security tutorial , back in 2018. One of the items we discussed in there were the fake cell tower...
Friday, 7 June 2024

Attack Surfaces for Different Generations of Mobile Technologies

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At DEF CON 31 last year, Tracy Mosley, Vulnerability Researcher at Trenchant presented a talk titled "Nothin’ but a G Thang - The Evol...
Friday, 13 October 2023

The Digital Railway supported by FRMCS

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As discussed in our earlier post, the long-standing 2G cellular standard for rail communication, known as the Global System for Mobile Comm...
Monday, 6 June 2022

2G/3G Shutdown may Cost Lives as 4G/5G Voice Roaming is a Mess

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You have probably heard me a complaining about the pace of VoLTE rollout, 2G/3G shutdowns, 4G Voice roaming, etc. This post highlights all t...
Monday, 9 May 2022

Transitioning from eCall to NG-eCall and the Legacy Problem

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eCall (an abbreviation of "emergency call") is an initiative by the European Union , intended to bring rapid assistance to motoris...
Monday, 7 March 2022

GSMA Releases Mobile Economy Report 2022

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The GSMA Mobile Economy report series provides the latest insights on the state of the mobile industry worldwide. Produced by GSMA's in...
Tuesday, 7 September 2021

Future Railway Mobile Communication System (FRMCS)

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I have been meaning to write on this topic for a very long time. The discussion started back in 2016 when the limitations of GSM-R were obvi...
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Wednesday, 30 June 2021

Open RAN Terminology and Players

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When we made our little Open RAN explainer , couple of years back, we never imagined this day when so many people in the industry will be ta...
Wednesday, 15 May 2019

When will 2G & 3G be switched off now that 5G is here?

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I wrote this blog post '2G / 3G Switch Off: A Tale of Two Worlds' back in Oct 2017. Since then I have continued to see the same ...
Tuesday, 4 December 2018

Can KaiOS accelerate the transition from 2G / 3G to 4G?

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The  GSMA Mobile Economy 2018  report forecasts that 2G will still be around in 2025 and the dominant technology will be 3G in Africa....