Tech Report June, 3rd - June, 17th

Done in Sprint 18

• Base functionality of GUI Wallet desktop application, Wallet, implementing bootstrapping visualisation, accounts and payments
• Persist Payment History and Payment Certificates in Wallet, Wallet, required to support showing the payment history in wallet
• Improve security of Docker image, Security, strengthen the security of the node’s docker image
• Introduce variable fees in transactions, Core Blockchain, Wallet, introduce the ability to set arbitrary fee amount for transaction in order to increase chances of transaction to be included in the nearest block
• Use Base58 for external representation of wallet public keys (addresses), Core Blockchain, provide more user-friendly encoding of addresses
• Implement WebSocket API Authorization, Security, introduce API tokens for authorizing WebSockets API usage, even on localhost
• Support changing the wallet password, Security, provide the ability for the user to change wallet password
• Stress Testing: Large Number of Nodes, Testing, part of test harness
• Split log output and CLI, Node CLI, separating CLI application from node binary
• Introduce variable fees in transactions, Core Blockchain, Wallet, introduce the ability to set arbitrary fee amount for transaction in order to increase chances of transaction to be included in the nearest block
• Speed up BLS signatures, Core Blockchain, BLS signature verification time has been improved from 200ms down to 5ms per signature

Plans for Sprint 19

• Stress Testing: Packet Delay and Loss, Testing, part of test harness
• Stress Testing: Blockchain, Consensus, Service Awards, Slashing, ValueShuffle, Testing, stress testing the vital subsystems using transactional loads from transaction generator