At least in consumer usage, SWIFT transfers are "push", not pull as you may be used to with American ACH. So the concept of verifying a request doesn't make sense. It sort of sounds (from the public information) like…
You can check incoming SPF/DKIM/DMARC regardless of whether you implement it for your own mail. That said, it will reduce bounce-back from spam that forges your domain.
At least in consumer usage, SWIFT transfers are "push", not pull as you may be used to with American ACH. So the concept of verifying a request doesn't make sense. It sort of sounds (from the public information) like…
You can check incoming SPF/DKIM/DMARC regardless of whether you implement it for your own mail. That said, it will reduce bounce-back from spam that forges your domain.