Knowledge Hub
Read our latest articles about digitalization, IoT, Cloud and Cybersecurity.
The integrated SIM (iSIM) explained
Explore iSIM technology and how it’s revolutionizing the way devices connect to mobile networks. This article delves into the advantages of iSIM, including its space-saving design, enhanced flexibility, and how it’s shaping the future of IoT applications.
30.09.2026
IMSI: The central subscriber identification explained
The IMSI number uniquely identifies mobile subscribers within a network and is essential for secure communication in mobile services and IoT applications. This article covers its function and key security aspects.
30.09.2026
Efficient Site Connectivity: The Right Underlay Can Make All the Difference
Learn how the right underlay optimizes site connectivity, increases reliability, and reduces network complexity and costs.
30.09.2026
2G shutdown in Europe: Timelines, technologies, and what businesses should do now
2G shutdown in Europe: Learn what the 2G network switch-off means for businesses, connected devices and IoT, and how to prepare for the transition.
23.09.2026
SIM card sizes explained: Mini, Micro, Nano & eSIM
Explore the evolution of SIM cards—from full-size and Mini SIMs to the modern Nano SIM and eSIM—understand their differences in format, dimensions, and functionality for today’s devices.
21.09.2026
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Further Articles
ZTNA explained: What is the meaning of the new IT security standard
In this blog post, we break down how ZTNA enhances security by ensuring that every user and device is continuously verified before accessing your network. Learn how this approach can protect your business from modern cyber threats.
28.05.2026
What is a CASB? The Cloud Access Security Broker explained
Discover how a Cloud Access Security Broker (CASB) secures your cloud services, providing visibility, threat protection, and compliance management.
26.05.2026
IIoT: How the Industrial Internet of Things transforms manufacturing
Discover how the Industrial Internet of Things (IIoT) is transforming manufacturing and production by connecting machines, sensors, and analytics to boost efficiency and reduce downtime. Dive into the core benefits and real-world applications of IIoT in modern industry.
01.08.2025
uRLLC as key technology for real-time communication
Discover how uRLLC (Ultra-Reliable Low-Latency Communication) empowers safety-critical 5G applications like autonomous driving, telemedicine, and Industry 4.0 by delivering near-instant and ultra-reliable connectivity.
04.08.2025
OPC UA: Open communication for industry
Explore how OPC UA (Open Platform Communications Unified Architecture) serves as a universal communication standard in Industry 4.0, enabling seamless, secure, and platform-independent data exchange across diverse industrial systems.
14.05.2025