UK watchdog warns crypto firms to prepare for advertising rule change

LONDON (Reuters) -Britain's financial watchdog warned crypto businesses on Monday to get ready for a rule change on advertising later in the year, warning that any breaches by company officials could mean up to two years in prison. Britain's finance ministry said last week it would set out secondary legislation this year to allow crypto firms which comply with the Financial Conduct Authority's anti-money laundering safeguards to issue their own promotions until new crypto regulation is introduc