Ricoh's Response to Microsoft 365 TLS Cipher Suites Update: What You Need to Know (2025)

Heads up, Ricoh users! Microsoft is upgrading its security, and this could impact how your Ricoh multi-function printers, printers, facsimiles, and production printers communicate with Microsoft 365. Let's break down what you need to know.

Ricoh has announced that Microsoft is updating the TLS cipher suites supported by Microsoft 365 to enhance encryption standards. This change will affect certain Ricoh devices. This notice explains the functions affected and how Ricoh is responding.

Here's a quick overview:

  1. Affected Functions: Which features will be impacted.
  2. Ricoh's Response: What Ricoh recommends you do.
  3. Compatible Products: A list of Ricoh models that support the new standards.
  4. Related Information: Where to find more details.
  5. Contact: How to get in touch with Ricoh.

1. Affected Functions

If your Ricoh device isn't on the list of compatible products (section 3), several email-related functions will no longer work with Exchange Online. This is regardless of whether you're using OAuth2.0 authentication.

Sending Emails:

  • Sending emails using the scan function.
  • Sending internet faxes.
  • Sending faxes to an email address.
  • On-demand Email Notifications (machine status updates).
  • Auto Email Notifications (error alerts to admins).
  • Sending error notifications when using Mail to Print.

Receiving Emails:

  • Receiving internet faxes.
  • On-demand Email Notifications (machine status updates).
  • Mail to Print.

2. Ricoh's Response to This Change

If you're using Exchange Online with a Ricoh product not listed in section 3, you'll need to find alternative methods. Consider switching to methods that don't use email sending or use different email services instead of Exchange Online.

3. Products That Support the TLS Cipher Suites Required by Microsoft

Important Note: If your Ricoh product isn't listed below, it won't be able to use Exchange Online for the functions mentioned in section 1.

Here is a list of the Ricoh models that are compatible:

  • Color MFP: IM C2000/C2500/C2509J/C3000/C3500/C3509J/C4500/C5500/C6000, IM C2010/C2510/C2510J/C3010/C3510/C3519J/C4510/C5510/C6010, IM C2501CE/C3501CE/C5501CE, IM C300/C300F/C400F/C400SRF/C400SRFG, IM C3010SD/C3510SD/C4510SD/C6010SD, IM C320F, IM C401F/C401SRF, IM C530F/C530FB, IM C6500/C8000, IM C6510/C8010, IM C7010, IM CW2200, M C2001, M C240FW, M C250FW/C250FWB, M C251FW, M C320FW, SP C360SFNw/C361SFNw.
  • Monochrome MFP: IM 2500/2509J/3000/3009J/3500/3509J/4000/5000/6000, IM 2702, IM 370/460/460FTL, IM 550F/600F/600SRF/600SRFG, IM 7000/8000/9000, M 2310N/2510/2810N, M 320/320F/320FB/320SE, SP 330SN/SP 330SFN/3710SF.
  • Color Printer: IP C8500, IP CW2200, P C200W, P C300W/C301W, P C311W, P C375, SP C360DNw.
  • Monochrome Printer: P 310/311/311SE, P 800/801, SP 330DN/3710DN.
  • Production-Cutsheet: Pro 8400S/8410S/8420S, Pro 8410/8420, Pro C5300S/C5310S, Pro C5300SL, Pro C5400S/C5410S, Pro C5400SL.

4. Related Information

For more details on the deprecation of Microsoft Exchange Online basic authentication and the availability of OAuth2.0 authentication for affected Ricoh products, please refer to the provided information.

5. Contact

If you have any questions, reach out to your local Ricoh representative or dealer.

But here's where it gets controversial... Some users might find this update disruptive, especially if they rely heavily on the affected email functions. Others may see it as a necessary step for enhanced security. What are your thoughts? Do you agree with Microsoft's move, or do you see potential downsides? Share your perspective in the comments below!


Company and product names are trademarks or registered trademarks of their respective companies.

| About Ricoh |

Ricoh is a leading provider of integrated digital services and print and imaging solutions designed to support the digital transformation of workplaces, workspaces, and optimize business performance.

Headquartered in Tokyo, Ricoh's global operation reaches customers in approximately 200 countries and regions, supported by cultivated knowledge, technologies, and organizational capabilities nurtured over its 85-year history. In the financial year ended March 2025, Ricoh Group had worldwide sales of 2,527 billion yen (approx. 16.8 billion USD).

It is Ricoh's mission and vision to empower individuals to find Fulfillment through Work by understanding and transforming how people work so we can unleash their potential and creativity to realize a sustainable future.

For further information, please visit

© 2025 RICOH COMPANY, LTD. All rights reserved. All referenced product names are the trademarks of their respective companies.

Ricoh's Response to Microsoft 365 TLS Cipher Suites Update: What You Need to Know (2025)
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