David Holmes is a senior analyst at Forrester, advising security and risk professionals about strategy, architecture, and Zero Trust. His coverage includes security architecture (Zero Trust edge, SASE, microsegmentation, Zero Trust network access), network security controls (firewalls, automated malware sandbox analysis, IDS/IPS), distributed denial-of-service (DDoS) protection, DNS security, and encryption of data in transit. He helps security leaders plan Zero Trust implementations, select cybersecurity controls, and understand new mitigation technologies. David has presented at industry conferences like RSA, Infosec Europe, and the Australian Cybersecurity Conference. He has written regularly for industry magazines on cryptography, malware, and the security community.