Fraudmarc is changing the way business think about email authentication by providing universal access to DMARC through free tools, free and paid options of hosted plans, and Fraudmarc CE, the open source version of Fraudmarc's DMARC report processing.Fisrt the was emails, the phishing. SPF and DKIM didn't complete solve the problem, so DMARC was introduced. DMARC solves the problem, but has caught on as expected. Here's a breif history of DMARC.

a brief history of DMARC
What to know more? Read the entire white paper here. You can find Fraudmarc CE on GitHub, and look for answers to email authentication questions on