GSMK mobile phone and network security products

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GMSK

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Since  2017  Malmaison Advisers & Company has been the authorized distributor of GSMK.  We offer 360° mobile communication security. Our Cryptophones offer encrypted voice and data communication, Overwatch provides 24/7 area-wide protection against rogue base stations, Oversight provides protection against SS7 vulnerabilities that leave mobile phones open to attacks via the network. Don’t ignore the risks; contact us for more information. 

Published Article

Published Article

Published Article

Black and white photo of a soldier lying in the grass, dressed in uniform.

June 2020: Read about Francis’ involvement with the identification of the unknown soldier in Steenderen, the Netherlands and the story of Toronto hero Jack Kavanagh who was the last Queen’s Own officer to die in the campaign for the liberation of the Netherlands in 1945 (read Blog under Media). 

CANSEC 2026

Francis Bleeker will be attending CANSEC 2026, May 27-28. Feel free to reach out for a business discussion or just to say hello!







We are at DSEI 2025, let's talk!

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GSMK Mobile Phone & Network Security Products

 Malmaison Advisers & Co. are proud to be the exclusive distributors of the GSMK suite of products in Canada.

Given the sensitive nature of GSMK's products we request you complete the contact form and we will be happy to provide you information whether it is how to counter rogue IMSI catchers, mitigate SS7 vulnerabilities or about high-end encrypted mobile phones.

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