Dismiss
InnovationQ/InnovationQ Plus content will be updated on Sunday, June 25, 10am ET, with new patent and non-patent literature collections. Click here to learn more.
Browse Prior Art Database

PKCS #1: RSA Cryptography Specifications Version 2.0 (RFC2437)

IP.com Disclosure Number: IPCOM000003015D
Original Publication Date: 1998-Oct-01
Included in the Prior Art Database: 2000-Sep-13
Document File: 32 page(s) / 68K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

B. Kaliski: AUTHOR [+2]

Abstract

This memo is the successor to RFC 2313. This document provides recommendations for the implementation of public-key cryptography based on the RSA algorithm [18], covering the following aspects:

This text was extracted from a ASCII Text document.
This is the abbreviated version, containing approximately 4% of the total text.

Network Working Group B. Kaliski

Request for Comments: 2437 J. Staddon

Obsoletes: 2313 RSA Laboratories

Category: Informational October 1998

PKCS #1: RSA Cryptography Specifications

Version 2.0

Status of this Memo

This memo provides information for the Internet community. It does

not specify an Internet standard of any kind. Distribution of this

memo is unlimited.

Copyright Notice

Copyright (C) The Internet Society (1998). All Rights Reserved.

Table of Contents

1. Introduction.....................................2

1.1 Overview.........................................3

2. Notation.........................................3

3. Key types........................................5

3.1 RSA public key...................................5

3.2 RSA private key..................................5

4. Data conversion primitives.......................6

4.1 I2OSP............................................6

4.2 OS2IP............................................7

5. Cryptographic primitives.........................8

5.1 Encryption and decryption primitives.............8

5.1.1 RSAEP............................................8

5.1.2 RSADP............................................9

5.2 Signature and verification primitives...........10

5.2.1 RSASP1..........................................10

5.2.2 RSAVP1..........................................11

6. Overview of schemes.............................11

7. Encryption schemes..............................12

7.1 RSAES-OAEP......................................13

7.1.1 Encryption operation............................13

7.1.2 Decryption operation............................14

7.2 RSAES-PKCS1-v1_5................................15

7.2.1 Encryption operation............................17

7.2.2 Decryption operation............................17

8. Signature schemes with appendix.................18

8.1 RSASSA-PKCS1-v1_5...............................19

8.1.1 Signature generation operation..................20

8.1.2 Signature verification operation................21

9. Encoding methods................................22

9.1 Encoding methods for encryption.................22

9.1.1 EME-OAEP........................................22

9.1.2 EME-PKCS1-v1_5..................................24

9.2 Encoding methods for signatures with appendix...26

9.2.1 EMSA-PKCS1-v1_5.................................26

10. Auxiliary Functions.............................27

10.1 Hash Functions..................................27

10.2 Mask Generation Functions.......................28

10.2.1 MGF1............................