4Shiva is an Italian cybersecurity consulting and auditing firm based in Rome that specializes in information security management systems and regulatory compliance. The company provides third-party auditing services for multiple ISO standards including ISO 27001 (information security), ISO 9001 (quality management), ISO 20000-1 (IT service management), ISO 37001 (anti-bribery), and ISO 22301 (business continuity). Their staff includes certified auditors and lead auditors who conduct first-party and third-party assessments of information security management systems. The company offers expertise in European regulatory frameworks including GDPR compliance and Data Protection Officer (DPO) services, NIS directive implementation for critical infrastructure, and eIDAS electronic identification and trust services. Their technical capabilities cover complex network architectures, advanced IT security protocols, and data protection impact assessments (DPIA). 4Shiva employs IT engineers and cybersecurity professionals who work with organizations to implement and audit security controls and compliance frameworks. The firm provides professional training services in information and communications technology security topics. Their service model focuses on helping organizations achieve and maintain compliance with international standards and European regulations through auditing, consulting, and technical implementation support.