Gartner Research

Static and Dynamic Data Masking Explained

Published: 20 October 2015

ID: G00292068

Analyst(s): Marc-Antoine Meunier , Ayal Tirosh


Data masking can dynamically or statically protect sensitive data by replacing it with fictitious data that looks realistic to prevent data loss in different use cases. This research will aid CISOs in selecting the appropriate technologies for their needs.

Table Of Contents
  • Key Challenges



  • How Data Masking Works
  • Static and Dynamic Masking Are Two Distinct Technologies
    • Static Data Masking
    • Dynamic Data Masking
    • Data Masking Criteria
  • Deploy DDM and SDM When Protecting Production and Nonproduction Environments
    • Finding the Right Balance Between Privacy/Secrecy and Utility in Data Masking Techniques
    • Identifying the Proper Use Case for Each Technology

Gartner Recommended Reading

©2021 Gartner, Inc. and/or its affiliates. All rights reserved. Gartner is a registered trademark of Gartner, Inc. and its affiliates. This publication may not be reproduced or distributed in any form without Gartner’s prior written permission. It consists of the opinions of Gartner’s research organization, which should not be construed as statements of fact. While the information contained in this publication has been obtained from sources believed to be reliable, Gartner disclaims all warranties as to the accuracy, completeness or adequacy of such information. Although Gartner research may address legal and financial issues, Gartner does not provide legal or investment advice and its research should not be construed or used as such. Your access and use of this publication are governed by Gartner’s Usage Policy. Gartner prides itself on its reputation for independence and objectivity. Its research is produced independently by its research organization without input or influence from any third party. For further information, see Guiding Principles on Independence and Objectivity.

Already have a Gartner Account?

Become a client

Learn how to access this content as a Gartner client.