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annotate Doc/libcrypto.tex @ 4566:6403c94de50d legacy-trunk

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Added safeguard against failure in __del__.
author Guido van Rossum <guido@python.org>
date Wed, 27 Nov 1996 19:39:58 +0000
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1 \chapter{Cryptographic Services}
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2 \index{cryptography}
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3
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4 The modules described in this chapter implement various algorithms of
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5 a cryptographic nature. They are available at the discretion of the
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6 installation. Here's an overview:
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8 \begin{description}
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10 \item[md5]
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11 --- RSA's MD5 message digest algorithm.
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13 \item[mpz]
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14 --- Interface to the GNU MP library for arbitrary precision arithmetic.
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16 \item[rotor]
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17 --- Enigma-like encryption and decryption.
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18
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19 \end{description}
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20
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21 Hardcore cypherpunks will probably find the cryptographic modules
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22 written by Andrew Kuchling of further interest; the package adds
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23 built-in modules for DES and IDEA encryption, provides a Python module
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24 for reading and decrypting PGP files, and then some. These modules
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25 are not distributed with Python but available separately. See the URL
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26 \file{http://www.magnet.com/~amk/python/pct.html} or send email to
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27 \file{amk@magnet.com} for more information.
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28 \index{PGP}
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29 \indexii{DES}{cipher}
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30 \indexii{IDEA}{cipher}
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31 \index{cryptography}