CronLab
UK-based information-security company providing email and web filtering, hosted security services, and email archiving.
Last updated August 25, 2026
Overview
CronLab Limited is a privately held information-security software company whose products are designed to filter and manage threats delivered through email and the web. Its offering addresses unwanted or harmful content including spam, spyware, Trojan software, and computer viruses. The company supplies its technology directly to businesses and the public, and also makes it available for integration into third-party products and services. The business originated in Gothenburg, Sweden, where it introduced its first anti-spam hardware appliances in 2009. In 2010, CronLab moved its headquarters to London, establishing the United Kingdom as its principal base. The shift marked a transition from an initially appliance-oriented security business toward a broader software and hosted-services model. CronLab subsequently released software-as-a-service versions of its spam-filtering technology, allowing customers or channel partners to use filtering capabilities without deploying the original hardware appliances themselves. In addition to spam filtering, CronLab has provided hosted email-archiving solutions. Its security products have been designed for multiple deployment and distribution arrangements, including white-label use. This model enables service providers, resellers, and other technology companies to present CronLab-powered filtering or parental-control capabilities under their own commercial identity. The company has also entered distribution agreements covering markets in France, Belgium, Switzerland, Germany, Norway, Bulgaria, Moldova, Romania, Ireland, and the United Kingdom. CronLab’s technology has been used beyond conventional corporate email security. The company partnered with CIDE Group, a toy manufacturer, in the development of the Kurio children’s tablet computer. Kurio incorporated CronLab-hosted web filtering and parental-control technology, extending the company’s application from enterprise protection into child-safety and family technology products. The company’s public profile has included recognition from Techworld, which recommended its technology. Available reference material does not establish a current chief executive, ownership structure, financial performance, public listing, or present operating status. Accordingly, CronLab is best described as a privately held security-software provider with a history spanning appliance products, cloud-hosted filtering, email archiving, white-label services, and embedded web-safety technology.
History
CronLab developed as an information-security company focused initially on controlling unwanted and malicious email traffic. The company was founded in Gothenburg, Sweden, and introduced its first anti-spam hardware appliances in 2009. These appliances represented a conventional on-premises approach to email protection, allowing organizations to place filtering functionality within their own infrastructure. In 2010, CronLab moved its headquarters to London, United Kingdom. The relocation established the company in the UK while preserving its Swedish origin story. After the move, CronLab expanded beyond hardware appliances by releasing hosted and software-as-a-service versions of its spam-filtering technology. This approach allowed customers and distribution partners to use filtering capabilities through hosted infrastructure rather than relying solely on locally installed equipment. The company’s stated security scope included protection against spam, spyware, Trojan programs, viruses, and other email or web-based threats. CronLab also offered hosted email archiving, giving organizations a way to retain and manage email records alongside filtering services. The combination of filtering and archiving placed the company across several adjacent segments of business email security rather than limiting it to basic anti-spam products. CronLab’s technology was made available for white-label deployment. This meant that partners could incorporate or resell its filtering capabilities under their own brands, supporting a channel-oriented business model. The company maintained distribution agreements in a number of European countries, including France, Belgium, Switzerland, Germany, Norway, Bulgaria, Moldova, Romania, Ireland, and the United Kingdom. A notable extension of the business came through its partnership with CIDE Group, a toy manufacturer. The companies collaborated on the Kurio children’s tablet computer, which used CronLab’s hosted web-filtering and parental-control technology. This partnership applied the company’s web-safety capabilities to a consumer and child-oriented device rather than only to corporate email systems. CronLab also received a recommendation from Techworld, providing external recognition for its security technology. Publicly available reference material does not provide reliable information about the company’s founders, current executives, financial results, ownership, subsequent acquisitions, or present-day operations. The available history therefore supports a description of CronLab as a privately held security-software company that evolved from Swedish anti-spam appliances into hosted filtering, archiving, integration, and white-label security services.
- 2010Moved headquarters to London
The company relocated its headquarters from its Swedish origin to London, United Kingdom.
- 2009Introduced anti-spam hardware appliances
CronLab introduced its first anti-spam hardware appliances after being founded in Gothenburg, Sweden.
- Expanded into hosted security services
CronLab released hosted and software-as-a-service versions of its spam-filtering technology and also provided hosted email archiving.
- Provided technology for the Kurio tablet
Through a partnership with CIDE Group, CronLab supplied hosted web filtering and parental-control technology for the Kurio children’s tablet.
Products and positioning
A flexible information-security technology provider combining email and web threat filtering with hosted deployment, archiving, integration, and white-label distribution capabilities.
Anti-spam hardware appliancesEmail security hardware2009
CronLab’s initial documented product line consisted of hardware appliances for filtering unsolicited email. Introduced in 2009, the appliances represented an on-premises deployment model for organizations seeking to reduce spam before messages reached users’ mail systems.
Hosted spam filteringCloud email security
CronLab released hosted and software-as-a-service versions of its spam-filtering technology. These services extended the company’s original appliance capabilities into a remotely delivered model and could be supplied directly, integrated into other products, or distributed under a partner’s brand.
Hosted email archivingEmail management and compliance
The company provided hosted email-archiving solutions alongside its filtering products. The service was intended to support the retention and management of email records through hosted infrastructure, although detailed technical and compliance specifications are not established in the available reference.
Web filtering and parental controlsWeb security and child safety
CronLab’s web-filtering and parental-control technology was used in the Kurio children’s tablet developed with CIDE Group. The technology extended CronLab’s security focus from business email protection to controlling web access and supporting safer use of a child-oriented consumer device.
Flagship businesses
- Anti-spam hardware appliances
- Hosted email and web filtering
- Hosted email archiving
- CronLab-powered filtering and parental controls for the Kurio tablet
Sources
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