Nervos CKB Development Update #21

Oct 9 — Oct 20

by Ian Yang, Xuejie Xiao, James Chen and Qian Linfeng.

TL;DR

• CKB v0.23.0 has released. This is a bug fixing release which is compatible with v0.22.0.
• P2P has replaced the encryption algorithm (#191).

Changes in CKB

We released v0.23.0 on Oct 19. This release fixed several bugs. It only introduces one new feature:

#1645: Min transaction fee filter (@jjyr)

The node configures a minimal fee rate. It will reject submitting transaction via RPC and relaying via P2P when the fee is below the threshold.

Changes in CKB VM

• #88: Expose running methods in SupportMachine trait
• #89: Implement StdError for Error @brson

Changes in P2P

• #191: Replace encryption algorithm
• #194: Report error when handler panic
• #195: Fix potential overflow
• #196: Fix handshake attack
• #197: Fix windows support

Changes in CKB CLI

• #119: Detect network type by blockchain info
• #130: Add compact-target/difficulty conversion subcommands
• #132: Zeroize when private key dropped

Changes in Toolchains

SDKs

• Added tx fee calculation
• Released v0.23.0

Neuron Wallet

• Fixed balanced calculation bug
• Fixed sync error when switching networks
• Refactored controller layer and app start up flow
• Developed Neuron Key Manager
• Fixed an issue with app icon not displaying on Linux

CKB Explorer

• Implemented Nervos DAO deposit/withdraw
• Designed and implemented Nervos DAO API and contract data view
• Added uncle rate chart
• Supports different styles for mainnet/testnet

CKB Testnet Faucet

• Updated SDK to v0.23.1 and fixed tx sending issue caused by min fee requirement

Stay up to date on Nervos: Github Forum Telegram Reddit Twitter