Yeah sure one of people intention to use cryptocurrency is being anonimous. but, trading/exchanges platform need to do KYC for risk management includes krakken dan coinbase (US Based Exchanges).
KYC process will help exchanges platform to mitigate the risk of being intentionally or intentionally exploited by scammers/criminal in order to do illegal financial activities. so its a prevent action to against criminal activities. But, it's commonly make pro and contra for it.