https://www.catalogicsoftware.com/blog/tags/compliance/Recent content in Compliance on Catalogic SoftwareHugoen-usSat, 07 Sep 2024 00:00:00 +0000https://www.catalogicsoftware.com/blog/worm-vs-immutability-essential-insights-into-data-protection-differences/Sat, 07 Sep 2024 00:00:00 +0000https://www.catalogicsoftware.com/blog/worm-vs-immutability-essential-insights-into-data-protection-differences/<p>WORM (Write Once, Read Many) and immutability get used as synonyms, and they are not. Both stop data being changed after it is written, but one is a property of storage and the other is an outcome you design for, and the difference decides what you can actually buy. Here is what separates them, and how Catalogic vStor uses both.</p> <h2 id="what-is-worm">What Is WORM?</h2> <p>WORM is storage that accepts a write once and refuses every later attempt to change or remove it, for as long as its retention term runs. Finance, healthcare and legal all have rules requiring records to survive unedited for a defined period, which is where it earns its keep.</p>