With our latest SIGNL4 release, we’re bridging the gap between your company and stakeholders for seamless incident communication.
Updates
SIGNL4 February Release – SCIM, Caller ID, Team Admin Invites
We’re excited to share SIGNL4’s first product update of 2026!
This release introduces automated user provisioning with SCIM, new controls for Team Admin invitations, and flexible caller ID options for call routing – all designed to simplify administration and improve daily workflows.
SIGNL4 Release Update December – Smarter Workflows, Smoother Shifts
Our newest SIGNL4 release brings a set of practical improvements designed to make everyday operations easier and more reliable. These updates focus on helping teams plan better, react faster, and get more out of the Mobile App – without adding complexity.
Derdack Achieves ISO/IEC 27001:2022 Certification
Derdack attaches great importance to the confidentiality, availability and integrity of information. Therefore, Derdack has undergone a ISO27001:2022 audit and received a certification.
SIGNL4 Update: Duty Companion, Postmortem Report and Custom Branding
Discover SIGNL4’s latest update, featuring new capabilities like Duty Companion, which shows your shift details without unlocking your phone, and Postmortem Report, giving you full visibility into incident resolution and communication history.
Enhanced Messaging with RCS in SIGNL4
SIGNL4 will automatically use RCS for delivering messages if the recipient’s device supports it and if RCS is available in the recipient’s region. No setup is required by the recipient – RCS is already integrated into most default messaging apps on Android and is now becoming available on iPhones with iOS 18.
April 2025 Update – Fully Redesigned Signl-Center, Shift Tiers with Escalations, AI Shift and Duty Scheduling, and a new Chat View for the Mobile App
With our latest April update, we are setting a new benchmark in incident management excellence. The Signl-Center in our web portal has undergone a major redesign, delivering a superior, more intuitive layout, enhanced tracking of notifications and escalation...
Weaving AI into SIGNL4
By Matthes Derdack, CEO
By late 2023, our team at SIGNL4 concluded that AI had matured enough to provide real value in specific areas, particularly due to its strong capabilities in pattern detection and matching.
In this article, Matthes showcases the AI features we have already implemented and what our future roadmap looks like.
Update December 2024 – Intelligent event filters and enhanced manual alarm distribution
In our December update, we have significantly revamped and improved manual alerting. If you need to carefully evaluate incidents before distributing them manually to the respective teams or want to send critical operational updates to relevant personnel, you’ll love...
Update October 2024 – AI-based summary of alarm details and comprehensive audit logs
Our October update brings you AI-based summaries of alarm details. This makes complex or technical content much easier to understand in a matter of seconds. In addition, there is now also a comprehensive audit log, which always logs changes made to the system in a...





















