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September 08, 2023 01:36 Notice of Revision of HENNGE One Terms of Service (Revision Date: November 1st, 2023)
February 08, 2023 23:13 （※Announcement）The effect of Exchange Online Basic Authentication Deprecation on HENNGE One
May 23, 2022 01:29 About HENNGE Device Certificate service regular maintenance down times

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Email sending limits on HENNGE Email DLP service