Meet Queen-Monica
March 8, 2026 1:06 amQ: What are you studying at the moment?I’m studying Computer Science at DCU. I’m in third year. Q: Before starting... View Article
Categories for Blog
MWC26 Reflections
March 5, 2026 7:22 pmOver the past three days at MWC26 we covered a wide range of themes — from AI and network evolution... View Article
MWC26 Day 3 Recap
March 4, 2026 5:56 pmToday’s focus was eSIM, MVNO and Open APIs. We tried to steer away from AI — no chance. Some takeaways:... View Article
MWC26 Day 2 Recap
March 3, 2026 6:55 pmToday we shifted our focus to security and, as expected, much of the discussion led back to AI. Sovereignty again... View Article
MWC26 Day 1 Recap
March 2, 2026 7:40 pmNo surprise – AI is everywhere at MWC. As ever, it’s hard to separate real value from buzzword bingo. Today the... View Article
Embedding AI at the Core of Intelligent Telecom Networks
March 1, 2026 5:00 amIn an industry that is evolving faster than ever, Artificial Intelligence is rapidly reshaping how telecom networks are monitored, secured... View Article
Branded Caller ID on Cellusys Platforms
February 9, 2026 4:00 am“Why did you ignore my call?” is a complaint many businesses now hear routinely. As consumers have grown more cautious... View Article
Cellusys Named Platinum Winner for Best Roaming Analytics & Fraud Platform
January 28, 2026 12:56 pmDublin, Ireland – 28/01/2026 – Cellusys has been named Platinum Winner for Best Roaming Analytics & Fraud Platform at the... View Article
U Mobile blocks 265 million scam attempts with Cellusys network-level scam protection
December 29, 2025 8:00 amU Mobile, Malaysia’s first telco to deliver network-level scam protection, successfully blocks over 265 million attempts with Cellusys Kuala Lumpur,... View Article
Cellusys: Generative AI Is Redefining Telecom Security, but Without Signalling Intelligence, Governance and Real-Time Visibility, It Increases Risk
December 17, 2025 11:09 amDublin, Ireland – 17 December 2025 – Cellusys, a global specialist in telecom signalling security, has contributed to a major... View Article
Cellusys Recognised as Champion for Signalling Security and Roaming Analytics in Kaleido Intelligence 2025 Vendor Hub
November 25, 2025 10:00 amDublin, Ireland – 26 November 2025 – Cellusys has been recognised as a Champion Vendor in both Signalling Security and... View Article
Cellusys Ranked #1 Vendor for Steering of Roaming for the Third Consecutive Year in Kaleido Intelligence 2025 Assessment
November 19, 2025 10:00 amDublin, Ireland – 19 November 2025 – Cellusys has been ranked the #1 vendor for Steering of Roaming (SoR) for the... View Article
Cellusys & Simba Announce Steering of Roaming Partnership
November 17, 2025 12:30 amCellusys Steering of Roaming (SoR) service, empowers Simba to automatically respond to network dynamics and gain visibility and control over... View Article
Drei Austria and Cellusys Deliver World’s First Steering of Roaming for 5G Standalone
November 13, 2025 9:00 amDrei Austria, a leading mobile operator, and Cellusys, the #1 provider of roaming and mobile security solutions, have achieved a... View Article
Arelion and Cellusys partner to deliver suite of hosted roaming services
October 14, 2025 4:47 pmStockholm, October 14, 2025 — Arelion today announced a partnership with Cellusys, the industry leader in roaming steering, fraud and... View Article
Travel eSIMs: the blind spot in MNOs’ roaming strategies
August 15, 2025 5:27 pmWhat are travel eSIMs? A travel eSIM allows international travellers to buy data connectivity from alternative roaming providers instead of... View Article
Don’t Fear the Cloud: Virtualising the STP Without Regret
July 30, 2025 10:19 amAbout 25 years ago in Telecom an exciting and yet intimidating new suite of protocols was gaining momentum called SIGTRAN.... View Article
Travel eSIMs Are Eroding Roaming Revenues: How MNOs Can Respond
April 30, 2025 11:28 amTravel eSIMs are rapidly capturing roaming traffic — and revenue — from MNOs. Without fast action, operators risk losing control... View Article
Cellusys Acquires Ribbon’s DSC Product
April 30, 2025 10:57 amCellusys to Support Ribbon DSC, STP, DRA, and SP2000 Products We are pleased to share an important update for mobile... View Article
Roaming Quality Matters More Than Ever — Here’s How to Manage It
April 23, 2025 11:36 amWe’ve spoken before about how automation can improve roaming quality. But there’s another important angle that deserves a closer look:... View Article