Sarah Hallett Reeves Sarah Hallett-Reeves has 10 years of experience in cybersecurity policy and regulatory compliance, a bachelor’s degree in cybersecurity policy, and a CISM (Certified Information Security Manager) certification from ISACA. She is a subject matter expert in U.S. government policy, NIST compliance, audits, documentation practices, and assess and authorize practices. She is experienced in SAP cybersecurity compliance and SAP security, special- izing in audit remediation and data segregation and security.