News & Announcements

Important: Please update your email settings due to the end of support for select authentication methods

Asahi Net, Inc.

Thank you for using Asahi Net.

To enhance the security of Asahi Net’s email services, we will end support for certain authentication methods on October 20, 2026.

If you do not update the settings by the end-of-support date (October 20, 2026), you will no longer be able to send or receive emails after this date.
If you are using an affected authentication method, please refer to the Setup Guide below and update your mailer settings by the end-of-support date.

  • *Asahi Net will also contact the affected members separately by email.

We apologize for the inconvenience this may cause and appreciate your understanding and cooperation.

1. End-of-support authentication methods

  • Sending email with CRAM-MD5 (MD5-Challenge authentication)
  • Receiving email with APOP

2. End-of-support date

October 20, 2026

3. Affected mail services

Affected services are as follows:

  • Mail Service
  • MyMail Service
  • Additional Mailbox Service

4. What you need to do by the end-of-support date

Please check your mailer settings

Please check your current mailer settings, and update them accordingly. See the following page for more details on how to check and change your mailer settings.

Reference: FAQ

Important request regarding your settings:

To protect customer information, Asahi Net strongly recommends using TLS 1.2 or later for sending and receiving messages. (We do not support sending or receiving messages using TLS 1.0/1.1.)

Please check for unsupported versions of your OS and mailer

  • *Asahi Net cannot give guidance on how to set up an OS or a mailer that is no longer supported. Thank you for your understanding and cooperation.
Reference: Unsupported OS and mailers
  • Windows XP and older, Windows 7, Windows 8
  • Outlook 2010 and older, Outlook Express
  • All versions of Windows Live Mail
  • Mac Mail 10.11 and older
  • *For specification and security reasons, please update your web browser to the latest version.

5. Inquiries regarding this announcement

Online Technical Support Inquiries

Thank you for using Asahi Net and we look forward to continuing to serve you.

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