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Day: October 8, 2023

Microsoft 365 管理者への警告:Google が強化するスパム・メール判定への対策が必要

Microsoft 365 admins warned of new Google anti-spam rules

2023/10/08 BleepingComputer — 今週のことだが、Microsoft 365 の電子メール送信者に対して、Microsoft が送信メッセージを認証するよう警告を発した。この動きは、前日に Google が、大量のメール送信者に対して、スパム対策ルールを厳格化すると発表したことを受けてのものだ。Microsoft Defender for Office 365チームは「自分のドメインにメール認証を設定することで、Gmail/Yahoo/AOL/Outlook.com などのメール・プロバイダによるメッセージ拒否やスパム指定の可能性が低くなる。この処置は、特にバルクメール送信の際に重要であり、メール・キャンペーンの配信において有効である」と述べている。

Continue reading “Microsoft 365 管理者への警告:Google が強化するスパム・メール判定への対策が必要”
Unknown's avatarAuthor AiototsecPosted on October 8, 2023October 14, 2023Categories Literacy, ScammerTags DKIM, DMARC, Exchange, Exchange Online Protection, Google, Mail, Microsoft, Microsoft 365, Phishing, Research, SPAM, Spam Email, Spam Filter, SPF

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