Yes, it is safe to use bitcoin. The Bitcoin network’s uptime is 99.99% and has proven to be secure, functional and efficient. Bitcoin’s technology, the blockchain, is cryptographically secured. Leading developers in the world continue to work to inspect, audit, and improve the network. Bitcoin has never been hacked before, but the cryptocurrency exchanges that allow people to trade them have. Hence, it isn’t the same as Bitcoin getting hacked. The Bitcoin (BTC) network is currently the most secure distributed computer network in the world.