Knowledge Hub

Read our latest articles about digitalization, IoT, Cloud and Cybersecurity.

5G: The new mobile network explained_A1 Digital

5G standard: The new mobile network explained

In this blog post, we break down the fundamentals of 5G, the next-generation network technology. Learn how 5G is set to revolutionize connectivity, offering faster speeds, lower latency, and greater capacity to support the growing demands of modern businesses and consumers.

07.11.2025

5G and IoT: New opportunities for companies_A1 Digital

5G and IoT: New opportunities for companies

In this blog post, we explore the powerful combination of 5G and IoT, and how it opens up new opportunities for businesses. Discover how these technologies are transforming industries, enhancing connectivity, and driving innovation for more efficient and scalable operations.

07.11.2025

DORA The Digital Operational Resilience Act Explained A1 Digital

DORA: The Digital Operational Resilience Act Explained

Understand the DORA regulation and its impact on the digital resilience of financial services. This article breaks down the key aspects of DORA, how it aims to strengthen the cybersecurity framework, and what businesses in the financial sector need to know to comply with the new standards.

07.11.2025

The integrated SIM iSIM explained A1 Digital

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.

07.11.2025

Shutterstock

11 IoT examples across different industries

In this blog post, we showcase 11 real-world IoT examples across various industries. Discover how businesses are leveraging IoT technology to improve efficiency, reduce costs, and drive innovation in sectors like manufacturing, healthcare, and logistics.

07.11.2025

Further Articles

Smart metering as a digital solution for the energy transition

Smart metering as a digital solution for the energy transition

Discover how intelligent metering systems are revolutionizing energy management—streamlining data collection, improving efficiency, and enabling real-time insights. Learn how smart meters are laying the foundation for a digital energy future.

03.11.2025

What is TCP/IP?

The TCP/IP model is the basis for internet communicationWhat is TCP/IP?

Dive into the world of TCP/IP, the fundamental protocol that powers internet communication. This article explains how TCP/IP works, its key components, and why it remains essential for modern networking and digital communication.

03.11.2025

34 A1 Digital SIM card sizes Header v4

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.

03.11.2025

uRLLC as key technology for real-time communication

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.

27.10.2025

What is SASE Secure Access Service Edge A1 Digital

What is SASE?

Learn about SASE (Secure Access Service Edge) and how it combines network security and wide-area networking in a single, cloud-based solution. This article explores how SASE simplifies network management while providing secure, scalable access for modern businesses.

27.10.2025