Table of Contents

Foreword<br>Introduction<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Symbols, abbreviated terms and notation<br>5 Requirements<br>6 Electronic Codebook (ECB) mode<br>7 Cipher Block Chaining (CBC) mode<br>8 Cipher Feedback (CFB) mode<br>9 Output Feedback (OFB) mode<br>10 Counter (CTR) mode<br>Annex A (normative) - Object identifiers<br>Annex B (informative) - Properties of the modes of<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;operation and important security guidance<br>Annex C (informative) - Figures describing the modes<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;of operation<br>Annex D (informative) - Numerical examples for the<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;modes of operation<br>Bibliography

Abstract

Describes five modes of operation for applications of an n-bit block cipher (e.g. protection of data during transmission or in storage).

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Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	JTC 1