What Is C4?

C4 is an integrated security system that provides a centralized multiuser solution for building security management.


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Get the latest SP1 package for C4 2019 today

Dear Partner,

do you have the latest C4 2019 version installed and would like to improve its functionalities or ensure repairs? Our team of professionals collected suggestions and observations, evaluated customer requirements and you can install the latest Service Pack 1 (SP1) for C4 2019 today!

As in previous years, releasing the new SP1 package not only eliminates bugs of the C4 Integrated Security System, but we have also improved and optimized many parts of the application and additionally extended some functionalities. By installing SP1, the C4 System adapts to your new needs and expectations. 

The most interesting from SP1:

- Try the improved usability of regions and people counting. As of today, you can make changes to the list and order of responsible persons for regions. In addition, you can precisely set permissions for manual deletion of a present person from the current list.

- We have significantly optimized the Visitor module, now allowing searching for visitors by reading their information from personal identification documents and even assigning and defining other specific access permissions.

- Additional functions available in device management. We have expanded the range of information transferred from new technologies connected to the C4 system and improved reports. The improved device report allows you to obtain substantially more information about the given device’s properties.

- Based on our customers’ wishes we have also come up with enhancements in graphical visualization of items. We have adapted not only your functional and technical, but also visual requests.


You can easily and quickly download the latest Service Pack 1 from the following site on our web portal www.C4Portal.com.




András Mészáros
C4 Product Manager



How can I get C4?

C4 Integration Security System is performed exclusively by certified partners. View our list of partners to leverage the powerful integration of C4, and be a part of a unique development providing you the most efficient, flexible and resilient security system configuration.

Newest Partners

16.09.2020 - Compumaster (ECU)
30.08.2020 - Recordesplendido Unipessoal, Lda (PRT)
04.08.2020 - AIC - Al Maalim International Company (EGY)


What’s integrated?

Select your security device and manage it by C4. C4 guarantees certified drivers approved by manufacturer representatives, authorized resellers and ensures maximum availability for your individual requirements.

Latest Certifications

28.07.2020 - Dominus3
08.07.2020 - DiSS
01.07.2020 - 2N