Every tax season, client Social Security numbers, account statements, and returns move through plain email — protected by nothing but hope. Interception, misaddressed messages, and compromised mailboxes turn that convenience into a breach notification.
Microsoft 365 already includes message encryption that wraps sensitive email so only the intended recipient can open it — and rules that can apply it automatically when a message contains an SSN or account number. No third-party portal subscription required.
The move this weekEnable Microsoft Purview Message Encryption and add a mail-flow rule that auto-encrypts messages containing sensitive number patterns. Your clients keep emailing you like normal; the protection becomes automatic.
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