Certum is a Polish Certificate Authority under Asseco Data Systems, founded 2002 in Poznań, Poland — one of few European CAs with its own trusted root — providing affordable SSL/TLS certificates, code signing, and eIDAS-qualified digital signatures.
Certum covers related products, services, and industry information, bringing together company profiles, providers, and product options to help readers compare features, pricing, use cases, and current market developments.