I think you heard the last news about the Turkish stock exchange:
https://decrypt.co/68703/billion-dollar-rug-pull-turkish-bitcoin-exchange-goes-dark
Customers fear a rug pull as Turkish crypto exchange Thodex abruptly halted trading.
At any time, money can be blocked for an unknown time.
Recently, I have not been trading on centralized exchanges and have kept as much money there as it’s not a pity to lose