SPF and DKIM records help against someone spoofing, impersonating or phishing an email address.
If you have hosting with us you can set up both of these records easily from within your account or we can help you do this.
To test if your records have been set up correctly you can use one of these tools:
https://www.mail-tester.com/spf-dkim-check
https://mxtoolbox.com/dkim.aspx