MFA Setup - iCloud Keychain (macOS/iOS)
As part of iCloud Keychain, Apple have introduced an Authenticator function into the newest versions of iPadOS, iOS and macOS.
On your device, navigate to Settings > Passwords and locate your Moxion credentials.
Then, click Set Up Verification Code
We're then prompted to either scan the QR code displayed on the Desktop or to copy/paste the setup key
Once set up successfully you'll see a cycling Verification Code field in this keychain entry. This can be copied manually or used in Autofill across the device (and all other devices connected to your iCloud Keychain).
Now, whenever we're prompted on Moxion for an MFA code we're able to autofill by choosing it from the prompt above the keyboard: