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  • May 7, 2025
    Business Communication, Digital Business & Compliance
    Retarus Achieves HITRUST e1 Certification

    Retarus Achieves HITRUST e1 Certification

    Retarus has earned certified status by HITRUST for foundational cybersecurity. The globally recognized HITRUST e1 Certification validates that Retarus’ U.S.-based fax API and cloud fax gateways meet stringent regulatory compliance requirements essential for operating in the highly regulated healthcare sector.

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  • March 28, 2025
    Business Communication, Enterprise Integration
    ActFax expands Retarus integration with Cloud Fax inbound API

    ActFax expands Retarus integration with Cloud Fax inbound API

    ActFax has announced the integration of Retarus’ Cloud Fax Inbound Web Interface into its fax server software, further enhancing the partnership between the two companies. This new integration complements the existing preconfigured Cloud Fax Outbound interface, offering ActFax and Retarus customers a comprehensive faxing solution.

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  • March 3, 2025
    Business Communication, Email Security
    Microsoft imposes new sending limits for external M365 traffic

    Microsoft imposes new sending limits for external M365 traffic

    Microsoft is set to introduce new outbound sending limits for external email traffic in Exchange Online. This update will gradually roll out starting in March 2025. Here’s what you need to know.

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  • February 26, 2025
    Business Communication
    Retarus at Microsoft AppSource

    Retarus at Microsoft AppSource

    Microsoft AppSource is a catalog for business solutions. Retarus is now represented there with three add-ins and applications.

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  • January 29, 2025
    Business Communication
    Opening a new portal to the world of cloud faxing

    Opening a new portal to the world of cloud faxing

    For its industry-leading cloud fax services, Retarus now also offers a browser-based user interface (UI). The Enterprise Fax Portal opens the door to completely new use cases that require collaborative fax processing, while also providing clear benefits when it comes to cost efficiency and compliance.

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  • January 14, 2025
    Business Communication
    38C3: Doom on a fax machine

    38C3: Doom on a fax machine

    Two Dutch white-hat hackers recently demonstrated at the annual congress of the Chaos Computer Club (CCC) in Hamburg how they hacked into a fax machine and even got the classic game Doom to work.

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  • January 10, 2025
    Business Communication
    Faxing from Outlook has never been easier: Retarus’ new native Cloud Fax Add-In

    Faxing from Outlook has never been easier: Retarus’ new native Cloud Fax Add-In

    Retarus has developed a brand-new Cloud Fax Add-In, which is built directly into the user’s Microsoft Outlook interface, further streamlining and modernizing the process of sending faxes.

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  • December 20, 2024
    Business Communication
    Mechanisms for Fraud Prevention in Enterprise SMS

    Mechanisms for Fraud Prevention in Enterprise SMS

    SMS remains one of the most direct and efficient communication channels, with high open rates and immediate visibility. However, these advantages also attract fraudsters who exploit SMS for phishing (“smishing”), spam, and unauthorized access to sensitive data. To address these risks, enterprises must implement comprehensive fraud prevention strategies and security frameworks.

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  • December 13, 2024
    Enterprise Integration
    Our revamped API Knowledge Center is a game changer for developers and system integrators

    Our revamped API Knowledge Center is a game changer for developers and system integrators

    With our completely revamped API Knowledge Center, Retarus is enabling system integrators and developers to unlock the full potential of our messaging APIs by providing a comprehensive, user-friendly platform with interactive tools and resources.

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  • December 10, 2024
    Business Communication
    Retarus recognized as a leader in IDC’s 2024 MarketScape for Worldwide Digital Fax

    Retarus recognized as a leader in IDC’s 2024 MarketScape for Worldwide Digital Fax

    Retarus, a leading international provider of secure and high-performance communications for business-critical processes, has been recognized as a Leader in the “IDC MarketScape: Worldwide Digital Fax 2024 Vendor Assessment”.

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  • December 6, 2024
    Business Communication
    SMTP Concentrator: New email lifeblood for legacy and internal systems

    SMTP Concentrator: New email lifeblood for legacy and internal systems

    Email continues to be a cornerstone of business communication, but with legacy systems and diverse applications, organizations often struggle with secure, reliable email delivery. Retarus addresses these challenges with the SMTP Concentrator—a powerful tool designed to streamline and secure email communication for business applications without being directly exposed to the public internet.

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  • November 29, 2024
    Company & Market
    “Timi” turns 5: A great reason to celebrate

    “Timi” turns 5: A great reason to celebrate

    On Thursday evening, our colleagues in Timișoara joined our founder and CEO Martin Hager and several managers from Munich and Erfurt in celebrating the fifth anniversary of Retarus’ Romanian country organization – a real success story.

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