D-Trust GmbH is a German trust service provider and subsidiary of the Bundesdruckerei Group, specializing in digital identity, certificate-based security, and electronic signature solutions. The company operates as a qualified trust service provider under the EU eIDAS regulation, offering legally recognized digital certificates and signing solutions to public and private sector organizations. D-Trust's core product portfolio includes personal and organizational certificates for digital identity and email encryption, SSL/TLS certificates for web authentication, qualified electronic seal cards (eIDAS-compliant), and signature cards for legally binding document signing. The company also provides a Certificate Service Manager (CSM), a managed PKI platform that allows organizations to self-manage and request certificates. A significant focus of D-Trust's operations is the German healthcare sector (eHealth), where it supplies components for the Telematics Infrastructure (TI) — the national digital network connecting health insurers, medical practitioners, pharmacies, and care facilities. Products in this space include the SMC-B and SMC-B ORG practice/institution ID cards, SM-B institution certificates for hardware-independent TI access, and the TI Remote Signature platform for EU-compliant online document signing in healthcare. D-Trust also offers sign-me eHealth, a remotely triggered qualified signature platform hosted by D-Trust, enabling legally binding electronic signatures without additional hardware or software. The company serves statutory health insurance companies, healthcare institutions, government agencies, psychotherapists, and care facilities, with solutions designed to comply with GDPR and relevant German and EU legal requirements.