TomoChain is officially supported by Ledger Nano S

TOMO holders now can use Ledger Nano S to store TOMO and do various operations with TomoChain.

Van Cam PHAM

Published in

TomoChain

5 min readMar 6, 2019

Introduction

TomoChain is a blockchain infrastructure for decentralized applications and token issuance. TomoChain has its own native coin, namely, TOMO. TOMO coin and tokens issued on TomoChain are now officially supported by the Ledger Nano S hardware wallet. The following describes how to use Ledger Nano S to connect to and use different TomoChain services, including MyEtherWallet, MetaMask, and TomoMaster.

This guide will walk you through

Install the TomoChain App on your Ledger Nano S
Access your TOMO Wallet with the Ledger Nano S through MetaMask and MyEtherWallet.
Receive TOMO
Send TOMO
Check account balance on the TomoChain Explorer (TomoScan)

Requirements

A Ledger Nano S hardware wallet with latest firmware.
Latest version of ETH app installed
A computer with at least macOS 10.9, Windows 8 (64-bit) or Linux Ubuntu 16.10.
An internet connection and an available USB port. Use an adapter for USB-C ports.
A U2F compatible browser (Google Chrome, Opera, FireFox, Brave)

For instructions on how to install Ledger Live, please refer here.

Installing the TOMO Ledger Nano S Application

Using the Ledger Live application, follow these instructions:

Open the Manager in Ledger Live
Connect and unlock your Ledger Nano S
Allow the Manager on your Ledger Nano S device by pressing the right button if asked
Search the App catalog for TOMO, and click the Install button next to the TOMO app.
An installation window will appear, and your device will display Processing…
The TOMO App installation has completed on your Ledger Nano S

Connect with MetaMask

TomoChain is compatible with MetaMask. Users can use MetaMask as a bridge between Ledger Nano S and TomoChain to make transactions to the TomoChain blockchain.

Connect MetaMask to TomoChain Mainnet by following this guide to add a custom network
Choose TomoChain Mainnet as the networks

Click on the top down circle icon
Choose Connect Hardware Wallet
Choose Ledger and press on Connect

Choose HD path for your wallet (Ledger Live by default)

Choose an account address that you want to use
Click on UNLOCK
Ledger Nano S is ready to go with TomoChain

Note: You can verify the balance of the account by copying the account address and checking it on TomoScan.

Connect with MyEtherWallet

Users can use MyEtherWallet vintage for Ledger Nano S to connect to TomoChain. We recommend checking and following this clear tutorial with the following information:

Select TOMO (tomochain.com) the crypto asset network in the top-right corner
Select m/44'/60'/0'/0 as the derivation path

How to receive TOMO with MetaMask

Repeat the steps in section Connect with MetaMask
Choose an address to receive TOMO
Click on the address to copy it
Send the copied address to the sender

Warning: To receive safely:
1. Click Display address on Ledger Nano S. Please verify that the address shown on your Ledger device matches the address shown in MetaMask. Press the right button on your device if it is correct.
2. Copy and share the account address with the person or service that will transfer to your account. Make sure you double-check the address if you copy and paste it.

How to Send TOMO with MetaMask

Choose Send and enter the receiver address and amount
Carefully verify the entered address as same as the address you should send TOMO to.
Verify that you are on the TomoChain Mainnet

Verify the transaction details on the next screen

Verify the address of the recipient
Verify the transaction amount and fee

If everything is correct, click on Confirm on MetaMask, then confirm the transaction on the Ledger Nano S (right button)

3. TOMO is received at the receiver side.

Connect to TomoMaster

TomoMaster is the decentralized governance DApp of TomoChain, allowing users to vote/unvote for masternodes and apply to become a masternode candidate.

Make sure Ledger Nano S device is powered on, unlocked and the TomoChain App is open.
Plug the Ledger Nano S into your PC/Laptop
Go to TomoMaster using a U2F compatible browser
Click on Login button (top right)
Select Ledger Wallet from the dropdown list
Choose m/44’/60’/0’/0 path if the Ledger Nano S has the latest firmware. Otherwise, use m/44’/889’/0’/0 path

Click on Save
Choose one of the addresses that you want to use

TOMO Balance (right column) should show next to addresses (the first address has 2 TOMO as in the figure)
Click on Unlock your wallet

Now you can use Ledger Nano S and TomoMaster to vote and/or apply to become a masternode candidate (please refer to here and here for how to vote and apply to become a masternode).