Watch / Shaky ERC20 Allowances

Shaky ERC20 Allowances

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Shaky ERC20 Allowances

Duration: 00:04:05

Speaker: Paul Razvan Berg

Type: Breakout

Expertise: Intermediate

Event: Devcon 5

Date: Oct 2019

Sometimes, we can't see the forest for the trees. When not used carefully in dapps, ERC20 token allowances fit that description perfectly. This presentation goes into the story of how I accidentally put over 10,000 DAI at risk for my users, even if they only deposited 100 DAI in the smart contract per se.



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