more/optee_os/CHANGELOG.md

1185 Secure Storage internal format for the REE and SQL FS is not compatible due to
1296 Secure Storage internal format for the REE FS is not compatible due to commit
1424 Secure Storage internal format is not compatible due to commit
1549 * File Storage: Possibility to use the normal world filesystem and the RPMB
1618 * RPMB support: Secure Storage can now use Replay Protected Memory Block (RPMB) partition
1703 * Secure Storage is implemented, but note that anti-rollback protection
1732 * Secure Storage: Files stored by the REE are now encrypted. Operations
1735   Secure Storage have been presented at the Linaro Connect SFO15.
1771 * Secure Storage is implemented, but note that anti-rollback protection
1804 *	Secure Storage: Data can be encrypted prior to their storage in the non-secure.
1954 *   Storage is implemented, but not "Secure storage", meaning that a client