Update: Airdrop Distribution Contract implementing signature based permission and gasless transaction using the fee payer logic.

[PaulElisha]

Description

• A signature update has been made to the airdrop distribution contract.
• It demonstrates the integration of EIP 712 signature standards.
• It showcases how to implement the signature format of EIP 712 using the OpenZeppelin Library.
• It ensures signatures are used to determine an approved claimer.
• It uses signatures to implement a fee payer logic in airdrop claiming.

Reference issue

• The update was made to #106

Category

• DeFi

[zxstim]

Approved for 1500 KLAY payout. Need better docs for next submission tho. Will comment my expectation below.