April 30, 2025 11:28 am
Published by Daniel McTague
TravelSIMs are rapidly capturing roaming traffic — and revenue — from MNOs. Without fast action, operators risk losing control of... View Article
April 23, 2025 11:36 am
Published by Daniel McTague
We’ve spoken before about how automation can improve roaming quality. But there’s another important angle that deserves a closer look:... View Article
April 16, 2025 9:12 am
Published by Daniel McTague
When 3GPP introduced the Steering of Roaming (SoR) function for 5G standalone (SA) networks in specification 29.550, it represented a... View Article
March 6, 2025 7:37 pm
Published by Daniel McTague
We’ve wrapped up another MWC, and it’s been a great week of meeting interesting people, exploring new innovations, and observing... View Article
March 5, 2025 8:28 pm
Published by Daniel McTague
On Day 3, we shifted our focus to eSIMs and MVNOs, two areas experiencing significant growth.
March 5, 2025 7:52 am
Published by Daniel McTague
Open Gateway and APIs were a key focus today, but the conversation often felt more about potential than practical implementation.... View Article
March 3, 2025 7:17 pm
Published by Daniel McTague
AI dominated Day 1, but is it real innovation or just another buzzword? 5G was also in focus, though discussions... View Article
March 2, 2025 1:46 pm
Published by Daniel McTague
With a team of 24 at MWC, we’ll be bringing you the insights that matter. Each morning, we’ll break down... View Article
June 3, 2024 11:23 am
Published by Daniel McTague
Following our success in the 2023 iteration of the Rocco Hackathons, where we took home the gold in both the roaming and messaging competitions, we were eagerly awaiting the return of the competition in 2024. The hackathon format encourages quick thinking, creativity, ambition and innovation. These traits are parts of the DNA in Cellusys, making this competition a particular favourite of ours.
July 6, 2021 1:41 pm
Published by Daniel McTague
Every industry is embracing the use of data to make the best possible decisions, and the telco space is no... View Article
April 29, 2021 7:54 pm
Published by Daniel McTague
We frequently see marketing from MNOs about the availability of 5G services, and also the announcement of 5G roaming agreements... View Article
July 22, 2020 1:30 am
Published by Daniel McTague
Many operators seem to want it both ways: they want everyone to use SMS for 2FA, and reap the rewards in revenue - but at first sign of a security issue, the response is “SMS isn’t secure anyway.”
August 27, 2018 8:58 am
Published by Daniel McTague
In multiple conversations on the topic of Steering of Roaming (SoR) both in legacy SS7 networks and LTE Diameter based networks... View Article
October 15, 2017 12:12 pm
Published by Daniel McTague
In early May, hackers exploited an SS7 vulnerability and emptied the bank accounts of O2-Telefonica customers. The buzz on that... View Article
June 21, 2017 8:00 am
Published by Daniel McTague
Hackers have emptied the bank accounts of a number of O2-Telefonica customers, reported Süddeutsche Zeitung last month. A security hole... View Article
January 12, 2016 9:53 am
Published by Daniel McTague
During the many discussions I have had with different operators about Steering of Roaming, one issue which always comes up,... View Article
December 2, 2015 3:10 pm
Published by Daniel McTague
For many years mobile operators have attempted to steer their subscribers to preferred roaming partners when they are roaming. The... View Article