Emails are still a major threat to IT security.

SPF, DKIM, and DMARC are now mandatory for sending to Outlook, Live, and Hotmail.

For domains sending over 5,000 emails per day, Outlook will soon require compliance with SPF, DKIM, and DMARC. Nonโ€compliant messages will first be routed to Junk. If issues remain unresolved, they may eventually be rejected.

LinkedIn Post

๐Ÿ. ๐’๐๐… (๐’๐ž๐ง๐๐ž๐ซ ๐๐จ๐ฅ๐ข๐œ๐ฒ ๐…๐ซ๐š๐ฆ๐ž๐ฐ๐จ๐ซ๐ค)

  • Must Pass for the sending domain.
  • Your domain's DNS record should accurately list authorized IP addresses/hosts.

๐Ÿ. ๐ƒ๐Š๐ˆ๐Œ (๐ƒ๐จ๐ฆ๐š๐ข๐ง๐Š๐ž๐ฒ๐ฌ ๐ˆ๐๐ž๐ง๐ญ๐ข๐Ÿ๐ข๐ž๐ ๐Œ๐š๐ข๐ฅ)

  • Must pass to validate email integrity and authenticity.

๐Ÿ‘. ๐ƒ๐Œ๐€๐‘๐‚ (๐ƒ๐จ๐ฆ๐š๐ข๐ง-๐›๐š๐ฌ๐ž๐ ๐Œ๐ž๐ฌ๐ฌ๐š๐ ๐ž ๐€๐ฎ๐ญ๐ก๐ž๐ง๐ญ๐ข๐œ๐š๐ญ๐ข๐จ๐ง, ๐‘๐ž๐ฉ๐จ๐ซ๐ญ๐ข๐ง๐ , ๐š๐ง๐ ๐‚๐จ๐ง๐Ÿ๐จ๐ซ๐ฆ๐š๐ง๐œ๐ž)

  • At least p=none and align with either SPF or DKIM (preferably both).

More Email_Security

Microsoft encourages all senders, and particularly those that send at high volume, to review and update their SPF, DKIM, and DMARC records in preparation for when the enforcement begins, starting in May.

Read more