LinkedIn Killer? Bitcoin Upstart 21 Takes on Social With Email Play
21 Inc has released a platform that rewards users for receiving emails. Can it grab a slice of InMail's lucrative pie?
Hackers who breached Microsoft Outlook have reportedly used the email service to steal cryptocurrency users' funds.
Email distribution company MailChimp will bar marketing campaigns for cryptocurrencies and initial coin offerings next month.
Coinbase CEO Brian Armstrong has been granted a U.S. patent for an invention that makes sending bitcoin as easy as email, literally.
ProtonMail has revealed it is adding bitcoin as an official, automated payment option – and other cryptocurrencies may soon follow.
Bitcoin startup 21 Inc is opening its '21 Lists' paid email product up to the wider public today.