Collaborate Disseminate
I’m a software developer, with limited Mail server setup experience, running a little side SAAS on the side where I send emails to my customers. My domain has SPF, DMARC and DKIM setup and I use SendGrid email API for emails.
I’d like to … Continue reading Can I use multiple email providers with my website’s DKIM, DMARC and SPF?
I’ve read a good bit about DMARC, DKIM, and SPF but now that I’m getting results come in, there are some things I’m seeing that I don’t understand. I keep seeing passing DKIM results from outside domains and their selectors, as well as pas… Continue reading DKIM Authorization Question
I am having a hard time understanding the different methods of e-mail verification. I know about DKIM, SPF and DMARC. If I would like to know whether an e-mail I received actually came from the e-mailaddress that is shown to me in my e-mai… Continue reading How to know whether e-mail was spoofed?
I am learning how to improve email deliverability. Along the way, I’m learning about DMARC reports, SPF and DKIM. I have a friend with a small business who said I can practice with this email service which is hosted with Google Workspace… Continue reading Is my DMARC report saying legitmate emails are failing or illegitimate emails are passing?
So I’m using Active Campaign as a CRM and have configured DKIM, SPF, and a DMARC none policy. I am having one particular customer of mine that’s not able to receive my emails despite them whitelisting me. They are using mimecast. I’ve don… Continue reading How To Address Email Deliverability Problems When From Header Doesn’t Match From Envelope?
I received an email earlier today on my work email address. The email came from the same address—mine—but I didn’t send it.
It was an email claiming that he was a professional hacker who had hacked my operating system and planted harmful s… Continue reading Spoofed email sent to me from my email address with SPF/DKIM/DMARC passing
In the wake of Google’s announcement of new rules for bulk senders, Microsoft is urging Microsoft 365 email senders to implement SPF, DKIM and DMARC email authentication methods. “These Domain Name Service (DNS) email authentication records… Continue reading Microsoft 365 email senders urged to implement SPF, DKIM and DMARC
I’ve always heard about DMARC spoofing, and I would like to test it by myself since it could be an important aspect in a social engineering attack.
Doing some research I found this article, but I couldn’t manage to send a "spoofed&quo… Continue reading How to spoof a DMARC? [closed]
Despite setting up strict DMARC, SPF, and having DKIM enabled, I am still easily able to spoof the "From" address. I can easily do this with PHPMailer on my Mac and even with some free 3rd party tools like
https://emkei.cz/
http… Continue reading Still able to spoof emails with strict DMARC, SPF and DKIM enabled
I have quite a few questions about email security on my custom domains (SPF, DKIM, DMARC,… etc).
Let me start with Why this email got forwarded successfully, please allow an image for the words, an XML report you find below.
I simply… Continue reading Spoofed forwarded email? Help with analyzing of DMARC report