Finance, Bitcoin News, Casascius Coins, News The Casascius coins were designed as offline cold storage with embedded private keys, but the project was shut down in 2013 due to regulatory pressure from FinCEN. The Casascius coins were designed as offline cold storage with embedded private keys, but the project was shut down in 2013 due to regulatory pressure from FinCEN. CoinDesk: Bitcoin, Ethereum, Crypto News and Price Data Read More