FMI assessed the resale authentication services market was valued at USD 5.8 billion in 2025. Market revenue is USD 6.5 billion in 2026. It is expected to reach USD 21.0 billion by 2036. The AI segment is anticipated to lead among the service type segments with 41.0% share in 2026, due to continuous high-speed processing requirements. The embedded segment is expected to lead among the delivery mode segments through 2036.