There have been many hacks as well as internal larceny in the world of crypto since its inception. However, as with all major technological changes, one might also say like everything in life, "there is both good and bad."
In the November 2022 issue of the Altucher Confidential crypto newsletter, Chris Campbell wrote "crypto is one of the most incredible industries for accelerated evolution and experimentation. But it also means that failures and explosions will happen. And more quickly too." See
Mt. Gox,
FTX exchange,
Three Arrows Capital,
TerraUSD,
QuadrigaCX,
EthereumMax,
OneCoin,
BTC-e,
Celsius Network,
Voyager,
crypto scam and
cryptojacking.