As exchanges increase security cyber crooks seek out new soft targets

Observers split over impact on Chinese production and sector’s vulnerability

Until cryptocurrencies are classed as securities, advisers are unlikely to recommend them

Venture capital firm has $300m war chest to be overseen by first female general partner

Concern mounts over exploitation of nascent technology for money-laundering

Academic predicts that what should be taught and by whom could start a turf war

Specialist funds target digital coin despite mixed messages from regulators

Wealth in nascent cryptocurrency concentrated in mystery group of 1,600 investors

Entrepreneur Jonathan Bixby seeks to ‘democratise’ crypto-mining process

Long-term holders cashed out to short-term speculators, data show