Ledger is a function of Azure SQL Database, meaning there's no more Expense so as to add tamper-evidence abilities.  You don’t have to migrate data from a existing SQL databases to include tamper-evidence abilities https://nevekfcp446182.dailyblogzz.com/30881713/little-known-facts-about-data-confidentiality-data-security-safe-ai-act-confidential-computing-tee-confidential-computing-enclave