Noir Core 2.1.0.3

BACKUP YOUR WALLET BEFORE UPDATING

Changes:

• update for noirnodes

Note: Exchanges should run their daemon with the parameter '-staking=0'!

Noir Core 2.1.0.2

BACKUP YOUR WALLET BEFORE UPDATING

Changes:

• disconnect/ban old nodes
• add checkpoints
• add seed nodes
• reduce logging
• new macOS install screen
• macOS permissions fix (no more 'blocked' sign when installing)

Note: Exchanges should run their daemon with the parameter '-staking=0'!

Noir Core 2.1.0.1

Changes:

• fix block finding
• fix estimatefee

Note: Exchanges should run their daemon with the parameter '-staking=0'!

Noir Core 2.1.0

Noir - Proof of Stake

for detailed information of this release see this link: https://noirofficial.org/noir-proof-of-stake/

Note: Exchanges should run their daemon with the parameter '-staking=0'!

Noir Core 2.1.0.0 Testnet

Noir Proof-of-Stake testnet

USE ONLY IN TESTNET MODE

General information

• Proof of Work phase from Block 1 to 5000
• Proof of Stake activates starting from Block 5001
• To stake you have to own an amount bigger than 0 NOR
• Testnet Explorer: http://78.46.204.43/

How to start testnet

Windows

1. open cmd.exe
2. drag the 'noir-qt.exe' in the cmd window and add ' -testnet'
3. click enter and wait for Noir Core to start up
4. open "Debug console": Help->Debug window->Console
5. type "addnode 78.46.204.43:1234 add" to add our testnet node

macOS

1. Open the 'noir-qt-2.1.0.0-testnet-macOS.dmg' package
2. Copy 'Noir Core' to a folder of your choice (do not replace the current Noir Core version in Applications)
3. Open terminal (hit '⌘+space bar' on the keyboard type 'terminal' and hit 'enter'
4. Drag the noir-qt to the from the finder to the terminal window (you will se a string looking like this 'path_to_the_folder/noir-qt.app')
5. Append '/Contents/MacOS/noir-qt -testnet' to it and hit enter
6. wait for Noir Core to start up
7. open "Debug console": Help->Debug window->Console
8. type "addnode 78.46.204.43:1234 add" to add our testnet node

Linux

1. locate noir-qt
2. open terminal in the localtion of noir-qt
3. start Noir Core by using "./noir-qt -testnet"
4. click enter and wait for Noir Core to start up
5. open "Debug console": Help->Debug window->Console
6. type "addnode 78.46.204.43:1234 add" to add our testnet node

To receive coins

• Mining

  1. Go to Debug console and type "setgenerate true"

• Join our Discord and contact @flo071

  • https://discord.gg/J3qquSz

• Join our Telegram and contact @flo071

  • https://t.me/NoirOfficial

Some other testnet nodes

• addnode [2001:4bb8:250:1c5c:18ef:5770:6cf1:7421] add
• addnode [2a01:4f8:c2c:e7ce::1] add
• addnode [2001:4bb8:250:1c5c:314f:97f9:4ca:9511] add

Noir Core 2.0.1

Changeslog:

• Sync source code with bitcoin core 0.13.2
• Bug fix: wallet chrashed when spending 500 or more sigma in GUI
• New rpc method to spend sigma
• Update for the "learn more" page
• Fix the Windows scaling issues
• Fix for the scaling issue on linux:
  • Run the GUI wallet by this command: export QT_AUTO_SCREEN_SCALE_FACTOR=1 && noir-gt
  • To make it permanent: add "export QT_AUTO_SCREEN_SCALE_FACTOR=1" to the end the .profile file in your home directory

Instructions:

Backup your wallet.dat!
Run Noir Core 2.0.1
Done

Faster synchronisation:

Bootstrap: https://blockchain.noirofficial.org/

Noir Core 2.0.0.0

We are happy to announce the new Noir Core 2.0 with SIGMA Protocol!

Sigma gets activated at block 480000

Changeslog:

• SIGMA Protocol
  • New Denominations (0.1, 0.5, 1, 10, 100) [before: (1, 10, 25, 50, 100)]
  • Smaller Proof sizes
  • New Privacy UI design
• Zerocoin will be permanetly deactivated
• New sorting options in transaction tab (Mint, Spend to, Spend to yourself)
• Noirnode and dev fund payment checks
• Correct rewards for miners, masternodes and devs

Recover your minted Zerocoins before it get deactivated (block will be announced after mainnet realease):

1. Open "Debug Window"
2. Choose "Console" Tab
3. Type in the console: "listmintzerocoins" (check and note the denomination of unused)
4. Type in the console: "spendzerocoin 'your coin denomination'"
5. Your Zerocoin will get spent into your wallet and you will be able to mint them again as SIGMA

NOTE: There will be no chance to recover minted zerocoins after it gets deactivated!

Noir Core 2.0.0.0 Testnet

FOR TESTNET USE ONLY

Changeslog:

• SIGMA Protocol
  • New Denominations (0.1, 0.5, 1, 10, 100) [before: (1, 10, 25, 50, 100)]
  • Smaller Proof sizes
  • New Privacy UI design
• Zerocoin will be permanetly deactivated
• New sorting options in transaction tab (Mint, Spend to, Spend to yourself)
• Noirnode and dev fund payment checks
• Correct rewards for miners, masternodes and devs

Recover your minted Zerocoins before it get deactivated (block will be announced after mainnet realease):

1. Open "Debug Window"
2. Choose "Console" Tab
3. Type in the console: "listmintzerocoins" (check and note the denomination of unused)
4. Type in the console: "spendzerocoin 'your coin denomination'"
5. Your Zerocoin will get spent into your wallet and you will be able to mint them again as SIGMA

NOTE: There will be no chance to recover minted zerocoins after it gets deactivated!

Noir Core 1.0.1.2

This is NOT a mandatory update

Changelog:
Fix sync issue because of blocking Zerocoin transactions

Instructions:
Backup your wallet.dat!
Run Noir Core 1.0.1.2
Done

Known Issues/Bugs:
Windows scaling issue with higher than 100% scaling set

Noir Core 1.0.1.1

This is a mandatory update!

Due to the recent finding of a vulnerability in the zerocoin protocol, it has to be temporarily disabled.

You can read more on this topic on Zcoins blog:
https://zcoin.io/update-on-zerocoin-spends/
https://zcoin.io/further-disclosure-on-zerocoin-vulnerability/

All that we can say right now is, that this issue is reported to be fixable and the Noir network was not effected or attacked. We will look to solve this issue as soon as possible.

Instructions:
Backup your wallet.dat!
Run Noir Core 1.0.1.1
Done

Known Issues/Bugs:
Windows scaling issue with higher than 100% scaling set