AOA Bi-Monthly Technology Update| August-September, 2021

1) Smart contract version upgraded from v 0.7.4, to v 0.8.0, ABI coder v2 is activated by default.

2) Research EIP-3318, support NFT Fragmentation.

3) Aurora add ethereum account system 25% complete.

4) Wasm contract development library aoa-std is under development, 90% completed.

5) Inter-node communication is done by grpc to reduce the size of transferred data and thus increase the speed of communication, 75% completed.

6) Investigate the zero-knowledge proof zk-SNARKs technology to enhance the privacy of chain transactions, 85% completed.

7) New Viper language support is added to the underlying layer of smart contracts,80% of benchmarking progress.

8）Verification of trust between proxy nodes is done by the CA certificate with RSA symmetric encryption, 75% completed by using cryptography theory to ensure the verification of trust between nodes.

9) Smart contract data splitting scheme has entered the development stage, through consistency hash plus virtual link points to solve the uneven distribution of data status quo, 50% completed.

10) Investigate the zero-knowledge proof zk-SNARKs technology to enhance the privacy of chain transactions, 90% completed.