How DMARC Can Protect Against Ransomware
eSecurity Planet
SEPTEMBER 2, 2021
DMARC is based on email authentication, and much of the responsibility rests with senders and their DNS text resource records. IPv6 : v=spf1 ip6 :2001:4860:4860::8888 ip6 :2001:4860:4860::8844 -all. Like SPF, DKIM needs a DNS record, but this record contains a public key. How DMARC Works to Stop Ransomware. ip4 :8.8.4.4
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