Communication and mobility, as well as the use of cloud services, are already decisive factors for the efficiency and scalability of companies today. Without reliable and powerful communication systems, no business operation can be sustained, regardless of industry or size. In recent months, global cybersecurity attacks on companies, institutions such as the Bundestag, or decision-makers in the economy, have repeatedly highlighted the importance of securing infrastructure and data for companies. With our ALSO Security Circle, we would like to provide you with an overview of which topics you should consider for yourself and your customers in order to be able to operate your IT systems reliably and securely in the future.