Okay, so, DMARC. check What is it, right? check (Good question, by the way.) Basically, its like... check managed it security services provider um...
Think of it this way: you got "yourcompany.com," yeah? You wanna make sure nobody can pretend to be you and send out fake emails that look like theyre from you. managed it security services provider Could be spam, could be phishing scams, could be embarrassing cat pictures (you never know!). Thats where DMARC comes in.
DMARC builds on two other email authentication things: SPF (Sender Policy Framework) and DKIM (DomainKeys Identified Mail). managed service new york SPF basically says, "Okay, only these servers are allowed to send emails from my domain." managed service new york DKIM adds a digital signature to your emails, kinda like a tamper-proof seal.
Now, DMARC? check managed services new york city It tells email providers what to do if an email fails SPF or DKIM checks. You get three choices, essentially. You can tell them to:
Setting up DMARC can be a bit technical (involving DNS records and all that jazz), but its super important for protecting your brand and your customers.
So yeah, thats DMARC in a nutshell. Is it perfect? Nah, nothing is.