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November 4, 2026 Business Communication

Microsoft ACS Retirement: Finding an SMS API You Can Trust

Microsoft has announced the retirement of standalone Azure Communication Services (ACS) SMS. For enterprises running automated workflows in Azure Logic Apps, Power Automate, and Copilot Studio, this means planning for a replacement that can…

November 3, 2026 Business Communication

Retarus SMS API Launches on SAP Business Accelerator Hub

Whether it is a delivery notification from SAP S/4HANA, an urgent alert from SAP Field Service Management or a shift update from SAP SuccessFactors:…

October 26, 2026 Company & Market

Why Guided Onboarding Matters: The Value of a Partner Like Retarus

Many cloud communications providers offer fully self-service onboarding, allowing customers to configure services and start sending messages with minimal human interaction. While convenient, this…

October 23, 2026 Business Communication

Looking for an Alternative to ACS Email? Meet Retarus Transactional Email

Microsoft’s announcement that Azure Communication Services (ACS) Email will be retired on September 30, 2028, gives organizations an important reason to review their email…

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Product News

Retarus IDP: Even more visibility in your document workflows

Retarus Intelligent Document Processing (IDP) is constantly being developed further and enhanced. New features focus on making it easier to analyze specific document workflows, process documents efficiently, and retain critical…

Direct Send in Exchange Online: How to safeguard your outbound email traffic

Exchange Online and the “ghost senders”: Five tips you should implement right now

Trusted Domains: Ensuring that transactional emails reach only their intended recipients

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Expert Insights

Spam is any unwanted message: Why end users should always have the final say

What actually counts as spam? Anyone dealing with email security knows that the answer is anything but clear-cut, and the discussion quickly drifts into…

Everything companies need to know about IDP

Intelligent Document Processing (IDP) ranks among the AI use cases that rapidly deliver tangible benefits to businesses. Dan Lucarini, Lead Analyst for Doc AI…

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Success Stories

Twoday relies on Retarus Transactional Email for Addo Sign

Twoday is a spin-off of the former consulting division of the Norwegian business software company Visma. It uses Retarus Transactional Email for its digital signature solution, Addo Sign.

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Industry News

September 8, 2026 Business Communication

Beyond Uptime: Building Greater Resilience into Enterprise Fax

For organizations that rely on fax to exchange business-critical documents, availability is not simply an IT metric. An interruption can delay patient care, prevent…

July 8, 2026 Enterprise Integration, Process Automation

E-invoicing in Scandinavia: New regulations in Denmark and Norway

While many companies currently have their eyes fixed on the e-invoicing requirements coming into effect in France and Germany, significant changes are also underway…

March 23, 2026 Process Automation

E-Invoicing in France: What’s Changing with Schematron v1.3

The new XP Z12-012 specification (Schematron v1.3) brings significant changes to e-invoicing in France. Find out what’s changing and what your business needs to…

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Research and Reports

Retarus Named a Leader in the IDC MarketScape for Worldwide Digital Fax Once Again

Retarus is very proud to have been named a Leader in the 2026 IDC MarketScape for Worldwide Digital Fax, marking our second consecutive Leader…

Verizon DBIR 2026: Social engineering a growing threat, with conventional email security more important than ever

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The Retarus Newsletter regularly informs you about new services, messaging challenges and their solutions, as well as business trends and the resulting technological developments …

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Our vision is to be the global leader for enterprise-level cloud solutions, enabling business communication in a reliable, efficient, and compliant manner.

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