Dogecoin was quoted as low as $0.47 on crypto exchange Binance, down 28% from levels around $0.65 before the show.
Ethereum's market cap on Friday was $410 billion, second to bitcoin's at more than $1 trillion, according to data tracker CoinGecko.com
Turkey added cryptocurrency trading platforms to the list of firms covered by anti-money laundering and terrorism financing regulation
Upon Turkey's request, Interpol issued a red notice for Thodex chief executive and founder Faruk Fatih Ozer, who had flown to Albania before news of the problems surfaced
The court has allowed Craig Wright, an Australian computer scientist who alleges he created bitcoin, to serve a copyright infringement lawsuit against the operator and publisher of the bitcoin.org website
The Thodex cryptocurrency trading platform said on its website on Thursday it would be closed for four to five days due to a sale process
Bitcoin hit a record high just shy of $65,000 last week, the latest landmark on the emerging asset's march to wider acceptance