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ad4b8729be
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1 year ago | |
|---|---|---|
| README.md | 1 year ago | |
| hack_lu_2018_Reversing_and_Vulnerability_research_of_Ethereum_Smart_Contracts.pdf | 1 year ago | |
| rev.py | 1 year ago | |
README.md
Ethereum_Notes
For details, see presentation: https://www.youtube.com/watch?v=FMu_oZilUek
Nem megfelelő PRNG (pseudorandom szám generátorok)
- block.coinbase -> COINBASE 0x41
- block.timestamp -> TIMESTAMP 0x42
- block.number -> NUMBER 0x43
- block.difficulty -> DIFFICULTY 0x44
- block.gaslimit -> GASLIMIT 0x45
- block.blockhash(block.number) -> BLOCKHASH 0x40
- block.blockhash(block.number-1) -> BLOCKHASH 0x40
- (Thanks octopusguy!)
- Támadások: minerek által, okos szerződés által