Bitcoin news - Bitcoin dips below $3500 as security concerns mount - MarketWatch http://bitcoin.worldnewsoffice.com/Altcoins/bitcoin-dips-below-3500-as-security-concerns-mount-marketwatch/ Bitcoin dips below $3500 as security concerns mount  MarketWatchBitcoin, the No.1 digital currency, dipped below $3500 on Sunday, marking its lowest level since Dec. 18 and inching toward psychological support at $3000. Mon, 14 Jan 2019 19:54:03 UTC en