HACKABLE SECURITY MODULES

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COMMON CRITERIA ISO Standard The EU stuff Has Evaluation Assurance Levels (EALs) similar to FIPS 140-2 levels In addition there are Protection Profiles (PP), Security Targets (ST), etc
COMMON CRITERIA Interesting fact: In the PKI world the standard is EAL4+ EAL4 is Methodically Designed, Tested and Reviewed Best security practices should be used during design and test... Lets see how it goes!
Page 1 and 2: HACKABLE SECURITY MODULES: REVERSIN
Page 3 and 4: OUTLINE What is an HSM and HSM secu
Page 5 and 6: USAGE Securely store cryptographic
Page 7 and 8: BIG PLAYERS Gemalto Bought Safenet,
Page 9 and 10: BIG PLAYERS Utimaco Primary target
Page 11 and 12: WHERE ARE THEY USED?
Page 13 and 14: DNSSEC Root Zone operators store ke
Page 15 and 16: ONE DOES NOT SIMPLY Implement serio
Page 17 and 18: GENERAL INFORMATION As HSMs are use
Page 19 and 20: FIPS 140-2 Defines 4 different secu
Page 21: FIPS 140-2 FIPS 140-2 validation ha
Page 25 and 26: VARIOUS MODELS OF THE CRYPTOSERVER
Page 27 and 28: THE HARDWARE Network HSMs are Linux
Page 29 and 30: DEVICE KEY A single key created whe
Page 31 and 32: TOOLS csadm: Command line tool to m
Page 33 and 34: USERS Every user has: An authentica
Page 35 and 36: COMMUNICATION PROTOCOL Custom commu
Page 37 and 38: FORMAT A single blob in a custom .m
Page 39 and 40: MTC FILES Individual firmware modul
Page 41 and 42: MTC FILES $ binwalk adm_3.0.18.1_c5
Page 43 and 44: MTC FILES $ hexdump -C adm_3.0.18.1
Page 45 and 46: MTC FILES $ strings csadm | grep CO
Page 47 and 48: MTC FILES Now what???
Page 49 and 50: MTC FILES We can now extract the CO
Page 51 and 52: MTC FILES
Page 53 and 54: MTC FILES (Insert multiple slides w
Page 55 and 56: THE TMS320C64X DSP Steps to write o
Page 57 and 58: BLOCK DIAGRAM
Page 59 and 60: PARALLEL EXECUTION 8 execution unit
Page 61 and 62: REGISTERS A0-A2,B0-B2 are also cond
Page 63 and 64: DELAY SLOTS Most instructions are e
Page 65 and 66: REVERSING TOOLS Still wondering why
Page 67 and 68: ABI - CALLING CONVENTIONS No stack
Page 69 and 70: ABI - REGISTERS 12 callee-saved reg
Page 71 and 72: IMPLEMENTING THE DISASSEMBLER We kn
Page 73 and 74:
THE CAPSTONE DISASSEMBLY FRAMEWORK
Page 75 and 76:
WHERE DO WE START? Clone the projec
Page 77 and 78:
THE TABLEGEN FILE Let's first gener
Page 79 and 80:
WHAT'S ACTUALLY NEEDED? In our case
Page 81 and 82:
HOW DO WE DEFINE REGISTERS? Simple,
Page 83 and 84:
HOW DO WE DEFINE OPERANDS? def memo
Page 85 and 86:
HOW DO WE DEFINE INSTRUCTION CLASSE
Page 87 and 88:
HOW DO WE DEFINE INSTRUCTION CLASSE
Page 89 and 90:
HOW DO WE DEFINE INSTRUCTIONS? defm
Page 91 and 92:
LETS FINISH THIS THING!
Page 93 and 94:
PROBLEMS FACED Instructions that us
Page 95 and 96:
CONGRATULATIONS! We have a disassem
Page 97 and 98:
REVERSING THE FIRMWARE Let's check
Page 99 and 100:
REVERSING THE FIRMWARE We've got sy
Page 101 and 102:
CAN WE PROFIT? These products are m
Page 103 and 104:
EXTRACTION OF MBK DATABASE BACKUP S
Page 105 and 106:
WHAT ABOUT OTHER BUGS? All the code
Page 107 and 108:
DOWNLOADS Reversing tools: https://
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HACKABLE SECURITY MODULES

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