AOA Bi-Monthly Technology Update| December 2020, January, 2021

1) Smart Contract version upgraded from v 0.5.0, to v 0.6.0, support ABI Encode V2 use.

2)Wasm contract development library aoa-std under development, 55% completed.

3)Research on QUIC (Quick UDP Internet Connections) communication protocol, used to optimize the p2p network message transmission, 85% completed.

4)Inter-node communication is done by grpc to reduce the size of transferred data and thus increase the speed of communication, 35% completed.

5) Investigate the zero-knowledge proof zk-SNARKs technology to enhance the privacy of chain transactions, 55% completed.

6) New Viper language support is added to the underlying layer of smart contracts,45% of benchmarking progress.

7Verification of trust between proxy nodes is done by the CA certificate with RSA symmetric encryption, 40% completed by using cryptography theory to ensure the verification of trust between nodes.

8) 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, 25% completed.

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