Enabling DKIM signing for your domains can help you keep your email content intact throughout the delivery process, barring threat actors from accessing and altering your emails. This helps preserve your identity and eradicate spam and phishing attacks.
Currently, it seems that Sendlane does support SPF and DMARC, but not DKIM authentication for outbound emails. For more information on the same, we recommend that you get in touch with Sendlane support.
Have an existing DKIM record? Lookup and validate the published record using our free DKIM record lookup tool. Enable DMARC for your domains to protect against spoofing. Sign up for a DMARC trial today!