Samsung announced that it has begun mass producing its most advanced line of data center SSDs. The PM9A3 E1.S. fully complies with the Open Compute Project (OCP) NVMe Cloud SSD Specification. The new drive is equipped with secure boot and anti-rollback mechanisms to ensure robust data protection. Samsung will continue to work closely with its data center partners to standardize advanced storage technologies, and facilitate the development of more cutting-edge memory solutions.
Source: https://www.helpnetsecurity.com/2021/02/25/samsung-ssds/