Last Wednesday, a user in Github by the name of projectoblio found that Metamask’s default configuration may expose its users to situations where their personally-identifiable information may be tied to their Ethereum wallet addresses.
“At the most basic level the fact that you have an ETH address which is broadcasted to every single site and tracker can be used to increase the prices you see on sites like Amazon (NASDAQ:AMZN), Google (NASDAQ:GOOGL), and others… Even transferring ETH between accounts still links back to your last known identity and can be used to change your rates on employment opportunities, health insurance, loan risk factors, etc. based on your proclivities or health metrics,” the user wrote, explaining the risks that this involves.
This isn’t the first time that such concerns were raised, as Metamask previously