Mozilla has released Firefox 70 which comes with many security and privacy features such as Enhanced Tracking Protection (blocking third-party tracking cookies, fingerprinting and browser-based cryptominers

Security is a major issue concerning digital wallets. A digital wallet hosts our identity, digital assets, certifications, health data and so many other types of information. This information is sensitive

Prevent Facebook from tracking you around the web. The Facebook Container extension for Firefox helps you take control and isolate your web activity from Facebook. Mozilla Blog : Extension :

In UTXO model, each trxn spends output from previous trxns and creates new output that can be spent by trxns later on operated by full nodes. Your wallet maintains a list of UTXOs associated with all addresses