Private key read out of the app
From DeFiChain-Wiki
Description of how the private key can be read out of the app.
Go to dex.defichain.com and search for this address.
Note: The website operator can theoretically link your IP address with this DFI address. It may be useful to use a VPN or a TOR browser.
Enter the following command: dumpprivkey "your address"
.
Confirm with Enter ⏎
(Should I explain here where the Enter key is located?)