People often say exchange are risky because one does not have access to his private keys and other secrets stuff.
My Question is why are this keys safe? What if the wallet I have my Bitcoin in dissappears or goes out of business what will I do with the keys??
when you lose your password or when you format your pc. you can access your wallet wıth you prıvate key. ım doıng ıt rıght now wıth nav coın wallet

ı formatted my pc.
also ıf exchange sıte says we closed. you can say bye bye to your coıns. and they are doıng thıs. they say we hacked say bye bye to your coıns. or they just close the sıte. same shıt.you should keep mınımum coıns ın sıtes.