Does decentralized exchange not hold your account info like for example the fiat? I'm quite confuse with the query
I haven't really dived into studying decentralized exchanges, although I get the gist of it.
Read through this:
https://steemit.com/bitshares/@clains/what-is-a-decentralized-exchangeIt was created I think a year ago but basic terms should still be the same. i don't think fiat can directly be linked within a decentralized exchange.