Modern radiology relies entirely on digital imaging systems. Health care records draw cybercriminals’ attention. On-site and cloud-based informatics systems, including artificial intelligence, can boost efficiency but also create weak points. Medical imaging systems must safeguard patient identities, control access, secure devices, and coordinate with patients, payers, and billing partners. Endorsed by the ACR and the Society for Imaging Informatics in Medicine, this white paper outlines steps t…