Yes, you can change this. You can easily set up a 6-digit security code or fingerprint.
Setting up security
Step 1: Start the BOTS app.
Step 2: Press on 'More'.
Step 3: Press on 'Settings & Security'.
Step 4: Press on 'Passcode and Touch ID'.
Step 5: Press the toggle, now you can set up a security code or Touch ID.