Elastic Block Storage (EBS) - New Feature/Specification: snapshot lock
Mar 18 2026
Elastic Block Storage (EBS)Save and use snapshots in WORM format to prevent malicious or accidental deletion, protect core enterprise data, and meet security compliance requirements.
Content
Applicable customers: customers in finance, insurance, healthcare, and securities sectors with classified protection compliance requirements. New Feature/Specification: Snapshot Lock provides the write-once-read-many (WORM) attribute, allowing users to save and use data in a non-deletable and non-tamperable manner. When a snapshot is locked, no user can delete it. You must unlock the snapshot or wait for the lock to expire. This provides a high level of protection against accidental deletion and malicious damage to data. During the lock period, you can use the snapshot as normal.
Help Document
https://www.alibabacloud.com/help/zh/ecs/user-guide/lock-snapshot