DNS & Setup1 min read
DKIM Explained for Business Owners (No Cryptography Degree Required)
What DKIM signing does, why inbox providers care, and how to verify your domain publishes the right public key.
DKIM adds a digital signature to each outgoing message. The receiving server looks up your public key in DNS and confirms the message was not altered in transit.
What you actually do
You do not manage keys manually on OquMail. We generate a key pair, show you one TXT records (short text lines in DNS used for email security) (often at oqu._domainkey), and sign mail automatically once DNS verifies.