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Supplemental slides: Questions, please! Finite automata or polynomials? MCFACT vs. obfuscation MCFACT approach to control flow integrity Attacks on MCFACT Other Syncrosoft projects 46/108 Copyright 2008 Syncrosoft. All rights reserved. www.syncrosoft.com
Thank you! Wulf Harder harder@syncrosoft.com Atis Straujums straujums@syncrosoft.com 47/108 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 49 and 50: Automata or polynomials? XOR of num
Page 51 and 52: MCFACT vs obfuscation encrypt 1. To
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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