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Automata or polynomials? Difficulty of some operations in each domain Polynomials Easy Hard MCFACT Easy Hard Add, Sub, Neg, bitwise Not 50/108 Copyright 2008 Syncrosoft. All rights reserved. www.syncrosoft.com Mul bitwise Xor, And, Or bitwise rotation Back to questions
MCFACT vs obfuscation encrypt 1. To put into code or cipher. 2. Computer Science To alter (a file, for example) using a secret code so as to be unintelligible to unauthorized parties. obfuscate 1. To make so confused or opaque as to be difficult to perceive or understand: "A great effort was made . . . to obscure or obfuscate the truth" Robert Conquest. 2. To render indistinct or dim; darken: The fog obfuscated the shore. The American Heritage® Dictionary of the English Language, Fourth Edition. Copyright© 2004, 2000 by Houghton Mifflin Company. 51/108 Copyright 2008 Syncrosoft. All rights reserved. www.syncrosoft.com
Page 2 and 3: Syncrosoft MCFACT TM Secure Data Pr
Page 4 and 5: MCFACT and Re-trust Challenge of Re
Page 6 and 7: Agenda for today What is MCFACT? (
Page 8 and 9: What is MCFACT? MCFACT [em see fakt
Page 10 and 11: What is MCFACT? Demonstration of ex
Page 12 and 13: = x 2 12/108 Copyright 2008 Syncros
Page 14 and 15: = x 3 = / 3 14/108 Copyright 2008 S
Page 16 and 17: = 1/13 16/108 Copyright 2008 Syncro
Page 18 and 19: = 2 = + = - 2 2 = + = - = -
Page 20 and 21: = Encode(Decode1( ) & Decode2( )) C
Page 22 and 23: What is MCFACT? “Just as it is ha
Page 24 and 25: What is MCFACT? FAPKC - broken but
Page 26 and 27: Applying MCFACT 26/108 Copyright 20
Page 28 and 29: Applying MCFACT Example Easy to us
Page 30 and 31: Applying MCFACT unsigned int findIn
Page 32 and 33: Applying MCFACT void Or( const _cal
Page 34 and 35: Applying MCFACT Speed and size Spe
Page 36 and 37: Applying MCFACT MCFACT is used by:
Page 38 and 39: AES white-box implementation Attack
Page 40 and 41: AES white-box implementation Attack
Page 42 and 43: AES white-box implementation Random
Page 44 and 45: AES white-box implementation Data i
Page 46 and 47: Supplemental slides: Questions, ple
Page 49: Automata or polynomials? XOR of num
Page 53 and 54: Control flow integrity MCFACT relie
Page 55: What else is Syncrosoft doing? Main
Page 59 and 60: . . 0 0 0 0 0 1 1 1 1 1 . . 0 0 1 1
Page 61 and 62: . . 0 0 0 0 0 1 1 1 1 1 . . 0 0 1 1
Page 63 and 64: . . 0 0 0 0 0 1 1 1 1 1 . . 0 0 1 1
Page 65 and 66: . . 0 0 0 0 0 1 1 1 1 1 . . 0 0 1 1
Page 67 and 68: . . 0 0 0 0 0 1 1 1 1 1 . . 0 0 1 1
Page 69 and 70: . . 0 0 0 0 0 1 1 1 1 1 . . 0 0 1 1
Page 71 and 72: . . 0 0 0 0 0 1 1 1 1 1 . . 0 0 1 1
Page 73 and 74: . . 0 0 0 0 0 1 1 1 1 1 . . 0 0 1 1
Page 75 and 76: . . 0 0 0 0 0 1 1 1 1 1 . . 0 0 1 1
Page 77 and 78: . . 0 0 0 0 0 1 1 1 1 1 . . 0 0 1 1
Page 79 and 80: . . 0 0 0 0 0 1 1 1 1 1 . . 0 0 1 1
Page 81 and 82: . . 0 0 0 0 0 1 1 1 1 1 . . 0 0 1 1
Page 83 and 84: 2 7 6 = 3 1 + 2 4 5 9 3 = 3 * 3 1 .
Page 85 and 86: . . 0 1 0 0 0 1 0 1 0 0 2 7 6 85/10
Page 87 and 88: . . 0 1 0 0 0 1 0 1 0 0 2 7 6 87/10
Page 89 and 90: . . 0 1 0 0 0 1 0 1 0 0 2 7 6 89/10
Page 91 and 92: 1 0 0 . . 0 1 0 0 0 1 0 1 0 0 2 7 6
Page 93 and 94: 1 1 0 0 . . 0 1 0 0 0 1 0 1 0 0 2 7
Page 95 and 96: 1 1 1 0 0 . . 0 1 0 0 0 1 0 1 0 0 2
Page 97 and 98: 0 1 1 1 0 0 . . 0 1 0 0 0 1 0 1 0 0
Page 99 and 100: 1 0 1 1 1 0 0 . . 0 1 0 0 0 1 0 1 0
Page 101 and 102:
0 1 0 1 1 1 0 0 . . 0 1 0 0 0 1 0 1
Page 103 and 104:
0 0 1 0 1 1 1 0 0 . . 0 1 0 0 0 1 0
Page 105 and 106:
0 0 0 1 0 1 1 1 0 0 . . 0 1 0 0 0 1
Page 107 and 108:
. . 0 0 0 1 0 1 1 1 0 0 . . 0 1 0 0
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