PowerDMARC’s Email Authentication Blog – Read the latest news and updates
How to fix DKIM Permerror?
BlogsDKIM Permerror or DKIM permanent error can be a result of a failed DKIM verification due to missing header fields.
How does Microsoft 365 handle inbound emails failing DMARC?
BlogsMicrosoft 365 email platform avoids blocking legitimate emails by not rejecting emails that fail DMARC checks even with a DMARC policy set to “p=reject”.
What is DNS Forwarding?
BlogsDNS forwarding is used if your users request your domain name but their DNS server can’t find the corresponding IP address in the cache.
Types of Cyber Security Breaches
BlogsIf you know the types of cyber security breaches it becomes easier to take the necessary precautions to protect your organization's data and network.
When Was Email Invented? A Brief History of Email
BlogsWhen was email invented?: The first emails were sent by Ray Tomlinson in 1971. This is where the history of email starts.
What is a Tailgating Attack?
BlogsA "tailgating attack" is a form of social engineering that emphasizes physical elements over virtual ones.
How to read Email Headers?
BlogsTo read email headers you need to view original messages in your mailbox or use an online tool.
What is Domain Impersonation?
BlogsDomain impersonation is when a domain name is used to impersonate another domain name.
What is an Email Header Parser?
BlogsAn email header parser is a tool that can help you to parse email headers of a specific email message.
Life After P=Reject
BlogsThe life after p=reject in your DMARC security policy determines the overall strength of their domain’s email security posture.