Home → Magazine Archive → May 2019 (Vol. 62, No. 5) → Achieving Digital Permanence → Abstract

Achieving Digital Permanence

By Raymond Blum, Betsy Beyer

Communications of the ACM, Vol. 62 No. 5, Pages 36-42

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Digital permanence has become a prevalent issue in society. This article focuses on the forces behind it and some of the techniques to achieve a desired state in which "what you read is what was written." While techniques that can be imposed as layers above basic data stores—blockchains, for example—are valid approaches to achieving a system's information assurance guarantees, this article will not discuss them.

First, let's define digital permanence and the more basic concept of data integrity.


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