blockchains-security-toolkit/bug_hunting

bug hunting smart contracts

initial questions

• list external and public functions.
• when and where external call happens and what changes.
• check payable functions.
• how functions are accessed (permissions by who).
• follow the flow for transfers.

look for common vulnerabilities

• reentrancy with flashloans, fallbacks, payables.
• access control.
• arithmetic errors.

create an enviroment for testing

• static analysis
• fuzzing and poc exploits (use foundry)

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resources