cryptography.rar_cryptography_Windows编程下载-pudn.com

<html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta charset="utf-8"> <meta name="generator" content="pdf2htmlEX"> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> <link rel="stylesheet" href="https://static.pudn.com/base/css/base.min.css"> <link rel="stylesheet" href="https://static.pudn.com/base/css/fancy.min.css"> <link rel="stylesheet" href="https://static.pudn.com/prod/directory_preview_static/62507cb96caf59619204e346/raw.css"> <script src="https://static.pudn.com/base/js/compatibility.min.js"></script> <script src="https://static.pudn.com/base/js/pdf2htmlEX.min.js"></script> <script> try{ pdf2htmlEX.defaultViewer = new pdf2htmlEX.Viewer({}); }catch(e){} </script> <title></title> </head> <body> <div id="sidebar" style="display: none"> <div id="outline"> </div> </div> <div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62507cb96caf59619204e346/bg1.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">/Author (David R. Kohel) /Title (Cryptography)</div><div class="t m0 x2 h3 y2 ff2 fs1 fc1 sc0 ls0 ws0">Cryptography</div><div class="t m0 x3 h4 y3 ff2 fs2 fc1 sc0 ls0 ws0">David R. Kohel</div><div class="t m0 x4 h5 y4 ff1 fs3 fc1 sc0 ls0 ws0">July 11, 2008</div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div> </body> </html>

<div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62507cb96caf59619204e346/bg2.jpg"><div class="t m0 x5 h2 y5 ff1 fs0 fc1 sc0 ls0 ws0">This work is licensed under a</div><div class="t m0 x6 h2 y6 ff1 fs0 fc1 sc0 ls0 ws0">Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported License.</div><div class="t m0 x5 h2 y7 ff1 fs0 fc1 sc0 ls0 ws0">See http://creativecommons.org for details.</div><div class="t m0 x7 h2 y8 ff1 fs0 fc0 sc0 ls0 ws0">c</div><div class="t m0 x5 h2 y9 ff4 fs0 fc0 sc0 ls0 ws0">David R. Kohel</div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>

<div id="pf4" class="pf w0 h0" data-page-no="4"><div class="pc pc4 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62507cb96caf59619204e346/bg4.jpg"><div class="t m0 x3 h3 yb ff2 fs1 fc1 sc0 ls0 ws0">CONTENTS</div><div class="t m0 x5 h2 yc ff6 fs0 fc2 sc0 ls0 ws0">1 Introduction to Cryptography 3</div><div class="t m0 x8 h2 yd ff1 fs0 fc2 sc0 ls0 ws0">1.1 Deﬁnitions and Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . 3</div><div class="t m0 x8 h2 ye ff1 fs0 fc2 sc0 ls0 ws0">1.2 String Monoids . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4</div><div class="t m0 x8 h2 yf ff1 fs0 fc2 sc0 ls0 ws0">1.3 Cryptosystems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7</div><div class="t m0 x5 h2 y10 ff6 fs0 fc2 sc0 ls0 ws0">2 Classical Cryptography 9</div><div class="t m0 x8 h2 y11 ff1 fs0 fc2 sc0 ls0 ws0">2.1 Substitution Ciphers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9</div><div class="t m0 x8 h2 y12 ff1 fs0 fc2 sc0 ls0 ws0">2.2 Transposition Ciphers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13</div><div class="t m0 x5 h2 y13 ff6 fs0 fc2 sc0 ls0 ws0">3 Elementary Cryptanalysis 19</div><div class="t m0 x8 h2 y14 ff1 fs0 fc2 sc0 ls0 ws0">3.1 Classiﬁcation of Cryptanalytic Attacks . . . . . . . . . . . . . . . . . . . . 19</div><div class="t m0 x8 h2 y15 ff1 fs0 fc2 sc0 ls0 ws0">3.2 Cryptanalysis by Frequency Analysis . . . . . . . . . . . . . . . . . . . . . 20</div><div class="t m0 x8 h2 y16 ff1 fs0 fc2 sc0 ls0 ws0">3.3 Breaking the Vigen`ere Cipher . . . . . . . . . . . . . . . . . . . . . . . . . 24</div><div class="t m0 x8 h2 y17 ff1 fs0 fc2 sc0 ls0 ws0">3.4 Cryptanalysis of Transposition Ciphers . . . . . . . . . . . . . . . . . . . . 26</div><div class="t m0 x8 h2 y18 ff1 fs0 fc2 sc0 ls0 ws0">3.5 Statistical Measures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26</div><div class="t m0 x5 h2 y19 ff6 fs0 fc2 sc0 ls0 ws0">4 Information Theory 31</div><div class="t m0 x8 h2 y1a ff1 fs0 fc2 sc0 ls0 ws0">4.1 Entropy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31</div><div class="t m0 x8 h2 y1b ff1 fs0 fc2 sc0 ls0 ws0">4.2 Rate and Redundancy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33</div><div class="t m0 x8 h2 y1c ff1 fs0 fc2 sc0 ls0 ws0">4.3 Conditional Probability . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33</div><div class="t m0 x8 h2 y1d ff1 fs0 fc2 sc0 ls0 ws0">4.4 Conditional Entropy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34</div><div class="t m0 x8 h2 y1e ff1 fs0 fc2 sc0 ls0 ws0">4.5 Perfect secrecy and one-time pads . . . . . . . . . . . . . . . . . . . . . . 34</div><div class="t m0 x5 h2 y1f ff6 fs0 fc2 sc0 ls0 ws0">5 Block Ciphers 37</div><div class="t m0 x8 h2 y20 ff1 fs0 fc2 sc0 ls0 ws0">5.1 Product ciphers and Feistel ciphers . . . . . . . . . . . . . . . . . . . . . . 37</div><div class="t m0 x8 h2 y21 ff1 fs0 fc2 sc0 ls0 ws0">5.2 Digital Encryption Standard Overview . . . . . . . . . . . . . . . . . . . . 40</div><div class="t m0 x8 h2 y22 ff1 fs0 fc2 sc0 ls0 ws0">5.3 Advanced Encryption Standard Overview . . . . . . . . . . . . . . . . . . 40</div><div class="t m0 x8 h2 y23 ff1 fs0 fc2 sc0 ls0 ws0">5.4 Modes of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41</div><div class="t m0 x5 h2 y24 ff6 fs0 fc2 sc0 ls0 ws0">6 Stream Ciphers 49</div><div class="t m0 x8 h2 y25 ff1 fs0 fc2 sc0 ls0 ws0">6.1 Types of Stream Ciphers . . . . . . . . . . . . . . . . . . . . . . . . . . . 49</div><div class="t m0 x9 h2 y26 ff5 fs0 fc1 sc0 ls0 ws0">iii</div><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d 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<div id="pf5" class="pf w0 h0" data-page-no="5"><div class="pc pc5 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62507cb96caf59619204e346/bg5.jpg"><div class="t m0 x8 h2 y5 ff1 fs0 fc2 sc0 ls0 ws0">6.2 Properties of Stream Ciphers . . . . . . . . . . . . . . . . . . . . . . . . . 50</div><div class="t m0 x8 h2 y27 ff1 fs0 fc2 sc0 ls0 ws0">6.3 Linear Feedback Shift Registers . . . . . . . . . . . . . . . . . . . . . . . . 50</div><div class="t m0 x8 h2 y28 ff1 fs0 fc2 sc0 ls0 ws0">6.4 Linear Complexity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54</div><div class="t m0 x5 h2 y29 ff6 fs0 fc2 sc0 ls0 ws0">7 Elementary Number Theory 59</div><div class="t m0 x8 h2 y2a ff1 fs0 fc2 sc0 ls0 ws0">7.1 Quotient rings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59</div><div class="t m0 x8 h2 y2b ff1 fs0 fc2 sc0 ls0 ws0">7.2 The mod operator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60</div><div class="t m0 x8 h2 y2c ff1 fs0 fc2 sc0 ls0 ws0">7.3 Primes and Irreducibles . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61</div><div class="t m0 x5 h2 y2d ff6 fs0 fc2 sc0 ls0 ws0">8 Public Key Cryptography 67</div><div class="t m0 x8 h2 y2e ff1 fs0 fc2 sc0 ls0 ws0">8.1 Public and Private Key Protocols . . . . . . . . . . . . . . . . . . . . . . . 67</div><div class="t m0 x8 h2 y2f ff1 fs0 fc2 sc0 ls0 ws0">8.2 RSA Cryptosystems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70</div><div class="t m0 x8 h2 y30 ff1 fs0 fc2 sc0 ls0 ws0">8.3 ElGamal Cryptosystems . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72</div><div class="t m0 x8 h2 y31 ff1 fs0 fc2 sc0 ls0 ws0">8.4 Diﬃe–Hellman Key Exchange . . . . . . . . . . . . . . . . . . . . . . . . . 74</div><div class="t m0 x5 h2 y32 ff6 fs0 fc2 sc0 ls0 ws0">9 Digital Signature s 79</div><div class="t m0 x8 h2 y33 ff1 fs0 fc2 sc0 ls0 ws0">9.1 RSA Signature Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79</div><div class="t m0 x8 h2 y34 ff1 fs0 fc2 sc0 ls0 ws0">9.2 ElGamal Signature Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . 79</div><div class="t m0 x8 h2 y35 ff1 fs0 fc2 sc0 ls0 ws0">9.3 Chaum’s Blind Signature Scheme . . . . . . . . . . . . . . . . . . . . . . . 80</div><div class="t m0 x8 h2 y36 ff1 fs0 fc2 sc0 ls0 ws0">9.4 Digital Cash Schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80</div><div class="t m0 x5 h2 y37 ff6 fs0 fc2 sc0 ls0 ws0">10 Secr et Sharing 83</div><div class="t m0 x5 h2 y38 ff6 fs0 fc2 sc0 ls0 ws0">A SAGE Constructions 87</div><div class="t m0 x5 h2 y39 ff6 fs0 fc2 sc0 ls0 ws0">B SAGE Cryptosystems 97</div><div class="t m0 x5 h2 y3a ff6 fs0 fc2 sc0 ls0 ws0">C Solutions to Exercises 103</div><div class="t m0 x5 h2 y3b ff6 fs0 fc2 sc0 ls0 ws0">D Revision Exerci ses 133</div><div class="t m0 x5 h2 y26 ff5 fs0 fc1 sc0 ls0 ws0">iv</div><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>