Bitcoin losing lustre as underworld switches over to other currencies

Privacy coins such as monero have climbed faster over the past two months as law enforcers adopt software tools to monitor bitcoin users

Bitcoin is losing its lustre with some of its earliest and most avid fans -- criminals -- giving rise to a new breed of virtual currency.

Privacy coins such as monero, designed to avoid tracking, have climbed faster over the past two months as law enforcers adopt software tools to monitor people using bitcoin. A slew of analytic firms such as Chainalysis are getting better at flagging digital hoards linked to crime or money laundering, alerting exchanges and preventing conversion into traditional cash.

The European Union’s law-enforcement agency, Europol, raised alarms three months ago, writing in a report that “other cryptocurrencies such