The number of successful cyber attacks on industrial manufacturing is constantly increasing due to the growth of digitalization and networking. IT security certifications are an effective means against these attacks and at the same time create confidence in and comparability of IT security about production and IT products. This article compares certification standards such as ISO/IEC 15408 - Common Criteria (CC) and specific standards for mobile communications (including NESAS CCS-GI), of GSM Association (GSMA) and 3rd Generation Partnership Project (3GPP), for testing depth and efficiency. (Only in German)