Security, Ethereum, Identity, IBM, Cryptography.
Ethereum Test RPC Client to simulate the Ethereum Blockchain > npm install -g ethereumjs-testrpc 2. Install Metamask chrome plugin to interact with your blockchain app link: https://chrome.google.com/webstore/detail/metamask/nkbihfbeogaeaoehlefnkodbefgpgknn?hl=en 3. Insert a passphrase (seed