Data Management Glossary
What is immutable storage?
Immutable storage is a feature of file storage, or more typically object storage, that protects data from modification or deletion for a set retention period. Immutable storage is often used in highly regulated industries such as finance and health care but is now gaining popularity across other industries as a defense against ransomware or insider threats.
Implementations of immutable storage such as AWS S3 Object lock are certified by independent 3rd parties to ensure they comply with government regulations.
Read the blog post: How to Protect File Data from Ransomware at 80% Lower Cost
Since approximately 80% of data today is unstructured data, organizations cannot afford to leave file data unprotected from ransomware attacks. Early ransomware detection can deliver the best outcome, but as ransomware attacks are constantly evolving, detection is not always foolproof and can be difficult. Investing in ways to recover data if you do get attacked by ransomware is essential. An immutable copy of data in a separate location separate from your data storage and data backups gives you a way to recover data in the event of a potentially devastating ransomware attack. But keeping multiple copies of data can get prohibitively expensive.