Email fraud has devastating consequences for businesses: a recent Proofpoint survey revealed that more than 1 in 3 email fraud attacks on Australian businesses (35%) led to loss of funds to cybercriminals. DMARC (or Domain Message Authentication Reporting and Conformance) is the passport control of the email security world and confirms sender identities to stop fraud. Australian businesses need to look at DMARC and to a multi-layered approach to solve the full email fraud challenge.