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CensorNet acquires Sirrustec's e-mail management technology, global customer base

Johannesburg, 01 Sep 2015
Read time 1min 40sec
Anton Jacobsz, MD of Networks Unlimited
Anton Jacobsz, MD of Networks Unlimited

CensorNet, the complete cloud security company, today announces that, with immediate effect, it has acquired Florida-based cyber security company Sirrustec's e-mail security platform, archival and storage technology, which further enhances CensorNet's product portfolio. CensorNet has also acquired the Sirrustec global e-mail security customer base as part of the deal.

The Sirrustec Software Email Management Platform, which has highly advanced cyber threat analysis and anti-malware detection capabilities, already processes hundreds of millions of messages per day. The deal not only increases CensorNet's threat analysis capabilities, but Sirrustec's global customer base means the company is able to expand its geographic reach.

In turn, the acquisition will give Sirrustec's existing customers access to an improved, faster and more resilient infrastructure offered by CensorNet. This will include a global network of data centres, with multiple sites in Europe.

"We are pleased to have acquired Sirrustec's e-mail security platforms and archival, storage technology," explains Ed Macnair, CEO at CensorNet. "Sirrustec has an excellent reputation in working with MSPs to offer them the ability to add hosted e-mail security scanning to their business. This, coupled with our advanced multi-tenanted, multi-tiered hosted Web security solutions, gives MSPs the opportunity to achieve more revenue and greater customer retention, while solving today's real customer challenges around cyber threats.

"This agreement provides extra resilience and protection to our customers using Microsoft Office 365 and to those using Microsoft Exchange, whether hosted or on-premises. Over the coming weeks, we will be working closely with Sirrustec to ensure our combined customer base continues to receive a seamless service while benefiting from our highly acclaimed CensorNet technical support service," adds Macnair.

The full terms of the deal were not disclosed.


CensorNet, the complete cloud security company, helps organisations step up to the challenge of managing the rise of cloud applications in an increasingly mobile work environment. Its solutions give greater visibility to senior management and much better control to IT in the supervision of company-wide Internet access and the use of cloud applications across all devices, regardless of whether users are in-office or mobile. It gives organisations the power to address the security, audit, compliance and productivity issues associated with the growing use of cloud applications and mobile devices in today's digital workplace. CensorNet's cloud security solutions also enable organisations to control shadow IT and safely implement BYOD initiatives. The company is headquartered in Basingstoke, UK. For more information, please visit CensorNet is distributed by leading IT distributor, Networks Unlimited.


Sirrustec, the hosted email and storage vendor, has a set of products that it has developed and can be bought off the shelf by Service Providers. These are in the area of Email Management and online Storage Solutions. It also develops bespoke software applications for companies who either have a requirement for a brand new product, or who are looking to turn their existing application into an online, or Software as a Service (SaaS product).

The Sirrustec Solutions are used by end users from China and Australia through Europe and to India and the USA. The Sirrustec Software Email Management Platform processes over 100m messages per day for the partners that deploy it. The company is based in Florida, USA. For more information, please visit

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Networks Unlimited Alessandra Jordaan (+27) 011 202 8400
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