Portkey is the first account abstraction (AA) wallet from aelf's ecosystem, migrating Web2 users and developers into Web3. Users can swiftly log into Portkey via their Web2 social info with no private keys or mnemonics required. Account creation is free for all users, thanks to Portkey's delegation mechanism that covers associated fees. With a robust social recovery mechanism integrating guardians and decentralised verifiers, Portkey ensures the security of users' assets, safeguarding them against centralised control and theft.