Polynonce: A Novel ECDSA Attack and Vulnerability Analysis

Polynonce: A Novel ECDSA Attack and Vulnerability Analysis

DEFCONConference via YouTube Direct link

Sample of TLS servers

10 of 14

10 of 14

Sample of TLS servers

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Classroom Contents

Polynonce: A Novel ECDSA Attack and Vulnerability Analysis

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  1. 1 Intro
  2. 2 Digital signatures - the basics
  3. 3 ECDSA (keygen, sign, verify)
  4. 4 Bad RNGs - let's pick one
  5. 5 Polynonce - Requirements in practice
  6. 6 Bitcoin - Computing the message
  7. 7 Bitcoin - Obtaining the data
  8. 8 Ethereum - Computing the message
  9. 9 Ethereum - Obtaining the data
  10. 10 Sample of TLS servers
  11. 11 Minerva datasets
  12. 12 Implementing the attack
  13. 13 Results - Bitcoin and Ethereum
  14. 14 Results - TLS, Minerva

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