Cellusys Blog

What is TCAP? What is TCAP? What is TCAP?
August 29, 2019

What is TCAP?

Let’s begin with a classic textbook definition of “Transaction Capabilities”. Transaction Capabilities (TC) provide functions and protocols to a large variety of applications distributed over switches and specialized centers in telecommunication networks (e.g. databases). OK, so what does that really mean and what is TCAP? Transaction Capabilities Application Part (TCAP) is the layer of the… View Article
Security in the age of IoT Security in the age of IoT Security in the age of IoT
August 16, 2019

Security in the age of IoT

The original version of this article was published in Network Security Magazines August 2019 edition and has been edited for brevity. The impending IoT revolution poses a number of privacy concerns. The future network will have more connections between devices than between people, linking up everything ranging from the mundane such as refrigerator sensors, to… View Article
Water, Electricity, and Now Data – the Bleak Future of Telecoms Water, Electricity, and Now Data – the Bleak Future of Telecoms Water, Electricity, and Now Data – the Bleak Future of Telecoms
July 30, 2019

Water, Electricity, and Now Data – the Bleak Future of Telecoms

To say that the next few years will shape the future of the telecoms industry forever is not an exaggeration. The 21st century has seen immense growth and major shifts in the business, but now as the 2020s approach, telcos are increasingly finding themselves under pressure to find new ways to differentiate themselves, keep traditional… View Article
GSMA WAS #10, Valencia, 28th–31st October 2019 GSMA WAS #10, Valencia, 28th–31st October 2019 GSMA WAS #10, Valencia, 28th–31st October 2019
July 12, 2019

GSMA WAS #10, Valencia, 28th–31st October 2019

Cellusys has some surprises for WAS#10, we look forward to greeting you at the stunning and one-of-a-kind Príncipe Felipe Science Museum in Valencia on October 28. We are bringing the new 5G module of our roaming platform to add to your arsenal which brings a better roaming experience to your 5G users. Our Signalling Firewall… View Article
International Telecoms Week (ITW) 2019 International Telecoms Week (ITW) 2019 International Telecoms Week (ITW) 2019
June 20, 2019

International Telecoms Week (ITW) 2019

It all comes together at ITW, the largest gathering of the world’s industry leaders, business developers, and technical innovators. With over 2,000 companies and 6,000 attendees, ITW is the perfect environment to connect with people from every part of the telecom ecosystem. Build new partnerships with many networking opportunities like speed meeting tables and a… View Article
The Real Story of St Patrick, the Patron Saint of the Unified Signalling Firewall The Real Story of St Patrick, the Patron Saint of the Unified Signalling Firewall The Real Story of St Patrick, the Patron Saint of the Unified Signalling Firewall
March 15, 2019

The Real Story of St Patrick, the Patron Saint of the Unified Signalling Firewall

Much myth surrounds St Patrick, his origin, mission and how he evangelised the Unified Signalling Firewall to drive the snakes out of mobile networks. Saint Patrick used the shamrock to illustrate simply to the unwashed, how the Unified Signalling Firewall was meant to be. SS7, Diameter and GTP. The real story however is that one… View Article
Signalling Security Best Practice; Unified Signalling Firewall Signalling Security Best Practice; Unified Signalling Firewall Signalling Security Best Practice; Unified Signalling Firewall
February 13, 2019

Signalling Security Best Practice; Unified Signalling Firewall

Cellusys has always been the leader in bringing signalling security to mobile networks. Initially bringing the SS7 firewall, followed by the Diameter firewall and combining both of those in one system. But there is more that’s needed to protect the mobile network and GTP inherits signalling security vulnerabilities. Bringing to mobile networks the Unified Signalling… View Article
WAS #9, Kuala Lumpur, 8-11 April 2019 WAS #9, Kuala Lumpur, 8-11 April 2019 WAS #9, Kuala Lumpur, 8-11 April 2019
February 12, 2019

WAS #9, Kuala Lumpur, 8-11 April 2019

  The GSMA Wholesale Agreements and Solutions Group (WAS) is responsible for Operator-to-Operator and Operator-to-Hub interoperability (including Interworking and Roaming) to provide GSMA members with a consistent, reliable GSM service for members to offer their customers.   GSMA WAS#9 is now only two months away. Meet us in KL to discover our unique Signalling Solutions that cover… View Article
MWC 2019 MWC 2019 MWC 2019
February 11, 2019

MWC 2019

Mobile World Congress has come around once again with the overriding theme of Intelligent Connectivity. The eight themes of 2019 straddle connectivity, AI, Industry 4.0 (a modified version of 2018’s 4th Industrial Revolution), Immersive Content, Disruptive Innovation, Digital Wellness, Digital Trust and the Future. Intelligent Connectivity marks the beginning of a new era of highly… View Article
Leading SMS Firewall Vendor 3rd Year Running Leading SMS Firewall Vendor 3rd Year Running Leading SMS Firewall Vendor 3rd Year Running
December 17, 2018

Leading SMS Firewall Vendor 3rd Year Running

ROCCO announces the Tier One Providers in SMS Firewall for 2018. 92 operators were surveyed in 104 countries rating 17 vendors to recieve the results Tier One means that across all categories these providers reached 4-5 points out of 5 in over 40 KPI’s SMS Firewall is growing in appeal for MNOs. An SMS Firewall… View Article
The Leading Signalling Firewall Vendor 2018 The Leading Signalling Firewall Vendor 2018 The Leading Signalling Firewall Vendor 2018
December 11, 2018

The Leading Signalling Firewall Vendor 2018

Rocco has concluded the Tier One Providers in Signalling Firewall Vendor Performance for 2018. Rocco recognised the vulnerabilities within the Signalling System #7 (SS7) networks and protocols and within the Diameter protocol and the Evolved Packet Core (EPC) are a dominant topic in the discussions about mobile network security. Though the minimal SS7 security features… View Article
Messaging & SMS World 2018 Messaging & SMS World 2018 Messaging & SMS World 2018
November 20, 2018

Messaging & SMS World 2018

Messaging & SMS World 2018 the forum to discuss new technologies and current development plans SMS using AI, IoT and, chatbots with some of the industry’s leading experts. Attracting high-level attendance from Carriers, MNOs, OTTs, SMS aggregators, Firewall Providers and Managed Service Providers, it’s the place to catch up with experts. Our team has 12 years… View Article
Introduction to Diameter Signalling Controllers Introduction to Diameter Signalling Controllers Introduction to Diameter Signalling Controllers
September 10, 2018

Introduction to Diameter Signalling Controllers

Hi. This is Chuck Wesley-James, from Cellusys.In this presentation, we are going to look at Diameter Signalling Controllers (DSCs) and what they do in a Telecom network. We are going to make the assumption that you have some knowledge of the SS7 network, so that we can compare the Diameter Network with SS7. Let’s take… View Article
Steering of Roaming SS7 and Diameter Comments, Untruths / Truths and Myths Steering of Roaming SS7 and Diameter Comments, Untruths / Truths and Myths Steering of Roaming SS7 and Diameter Comments, Untruths / Truths and Myths
August 27, 2018

Steering of Roaming SS7 and Diameter Comments, Untruths / Truths and Myths

In multiple conversations on the topic of Steering of Roaming (SoR) both in legacy SS7 networks and LTE Diameter based networks I continue to hear: “I already have an SS7 SoR system (Over the Air, Message based, or Hybrid) and my network is migrating to LTE – I am going to wait and get a solution… View Article
Meet us at WAS #8, Rovinj, Croatia (8th–11th October 2018) Meet us at WAS #8, Rovinj, Croatia (8th–11th October 2018) Meet us at WAS #8, Rovinj, Croatia (8th–11th October 2018)
August 7, 2018

Meet us at WAS #8, Rovinj, Croatia (8th–11th October 2018)

We are looking forward to meeting you at WAS #8 in Rovinj, Croatia. The GSMA Wholesale Agreements and Solutions Group (WAS) is responsible for Operator-to-Operator and Operator-to-Hub interoperability (including Interworking and Roaming) to provide GSMA members with a consistent, reliable GSM service for members to offer their customers. GSMA WAS#8 is now only two months away. Meet… View Article
Fraud and Security Group meeting, GSMA FASG #12, Porto, 25–27 Sep 2018 Fraud and Security Group meeting, GSMA FASG #12, Porto, 25–27 Sep 2018 Fraud and Security Group meeting, GSMA FASG #12, Porto, 25–27 Sep 2018
August 2, 2018

Fraud and Security Group meeting, GSMA FASG #12, Porto, 25–27 Sep 2018

Fraud and Security Group drives the industry’s management of fraud and security matters to protect mobile operator technology and infrastructure, and customer identity, security, and privacy. This is key to maintaining the reputation of mobile operators as trusted partners in the ecosystem. FASG#12 meeting in Porto is now only a few weeks away. It will… View Article