Developing the most trusted and secure encrypted communication platform which can be used anywhere in the world with peace of mind.

About Seecrypt

Seecrypt was formed in late 2012 to commercialise mobile encryption technology that was originally developed for military use for Consumer and Enterprise markets.

Seecrypt’s operational HQ is located in Pretoria, South Africa, with 76 employees and key points of presence worldwide. Our vision is to become the globally recognised and trusted provider of encryption technologies for a wide range of commercial voice and messaging applications.

Protect your private conversations with SC3 - a new software-only communications app and service that allows you to make and receive unlimited, secure voice calls and text messages between SC3-enabled devices, anywhere in the world.

The Management Team

Harvey Boulter

Mornay Walters

Dr David Vannucci

Jaco Botha


Harvey Boulter is the Chief Executive Officer at Porton Capital, which invests in leading-edge technology, such as Seecrypt. Today, Porton Group manages approximately $1 billion in assets and has made nearly 20 investments in sectors including healthcare diagnostics, clean energy, materials, defence and security. These projects have enriched the lives of people all over the world by improving their access to food safety, renewable energy, security and information technology.

Chief Executive Officer

With over 20 years of advanced experience within the international ICT, COMSEC and Cyber Security markets, Mornay has gained valuable experience managing unique projects focused on developing and expanding new technologies in unique and niche market segments.

His past professional experience includes the management of business affairs on the African continent and in selected Middle Eastern countries for Cellcrypt Limited, the world's leading provider of military-grade voice encryption applications. He has worked on projects that entailed the full-scale deployment of mission critical and tactical networks for government and military forces, requiring in-depth knowledge of local ICT conditions, key knowledge of tactical COMSEC policies and the ability to manage a diverse team through various sub-contracting firms whilst controlling all information management within the context of the project.

As an entrepreneur and investor in high-technology businesses, Mornay forms part of a dynamic team with exceptional and well-rounded international business experience. The team focuses on growing technology-based firms and creating new opportunities within the workplace with an emphasis on information security, privacy management and strategic investment.

Vice President: Research & Development

David joined Seecrypt in 2012, and is dedicated to the application of information and telecommunications technologies. Prior to joining Seecrypt, he served as the Chief Technology Officer at Telsaf Data, a South African telecom company focusing on transmission technologies, where he oversaw the management of technology as well as the implementation of technology solutions and Tier 3 and Tier 4 technical support.

David is also a founder of the mobile app start-up, Appceptional, where he was responsible for the operation and development of a range of apps and games for diverse platforms, such as Android, Blackberry, Mxit (social network), Series40 (Nokia), HTML5 and J2ME.

He completed his doctorate in the advanced call control of telecommunication networks using asynchronous web services, and was also a sessional lecturer at the University of the Witwatersrand, Johannesburg, during his studies. David has consulted for telecom operators (Vodafone / Vodacom, Telkom and MTN), assisting in the transfer of technology and mobile implementation strategies and design patterns.

David is an active member of the Vodacom Developer Zone, a program empowering students in mobile development and providing the skills needed to become successful young entrepreneurs.

Chief Operating Officer

Jaco joined Seecrypt Group Inc. in 2015 with the responsibility as Chief Operations Officer. He has many years’ hands-on product development and production team management experience in the field of networking and network security on a global scale. Jaco is passionate about creating good products that works perfectly.

Leading up to the turn of the century, Jaco gained valuable knowledge from his tenure at Nanoteq where he held a range of positions including a position on the board of Directors.

In his role as Managing Director at Trispen Technologies (Pty) Ltd he lead a team to successfully develop a number of products in the field of Secure Virtual Private Networking. Thousands of products were deployed with an exceptionally low requirement of support after deployment.

Jaco then joined XipLink, a Canadian company specializing in satellite network optimization where he held various positions including Chief Technical Officer and SVP Engineering.

Jaco is a Computer Engineering graduate of the University of Pretoria.

Advisory Team

Prof Rex van Olst

Gen Otto Schur

Dr Christine Swart

Greg Rose

John Howland Jackson

Rex studied at the University of the Witwatersrand (Wits), Johannesburg, and UNISA and graduated with an M.Sc. (Information Engineering) and a Master of Business Leadership. He has been a mentor to ICT start-up companies at the country’s Innovation Hub in Pretoria. In 2006, Rex was appointed as a member of the IT Advisory Panel to the board of the government’s State Information and Technology Agency. Rex was also the interim Executive Director of the Joburg Centre for Software Engineering, from 2005 to 2007. In January 2013, he was appointed as an advisor to the Seecrypt Board. He was acknowledged as the recipient of the Computer Society of South Africa’s Distinguished Service in ICT award in 2011.

Rex joined the staff of Wits, School of Electrical and Information Engineering, in 2002 after 25 years in the South African ICT industry. He conceived the idea of Wit's multi-disciplinary course for aspirant CIOs and this course has been offered at Wits for the past 7 years. At present, Rex is also the Professor of Telecommunications Engineering Research and Academic at the school, and is responsible for the school’s Centre of Excellence in Telecommunication Access and Services and its Convergence Lab. He has authored and co-authored many papers on telecommunications engineering research. These have included journal papers and conference proceedings for IEEE Africon and SATNAC.

Rex is a fellow and council member of the SA Institute of Electrical Engineers and a fellow and professional member of the Institute of Information Technology.

Otto completed a 40-year service career in the Department of Defence (DoD) as a pilot instructor and operational commander of the first Cheetah unit.  After a sojourn as the Military and Air Attaché to Switzerland, he spent 8 years heading the SA Air Force acquisition project.  This was followed by a 3-year appointment as the Director of Combat Systems at the Air Force Headquarters before returning to the DoD as the Chief Director of Acquisition under the Secretary for Defence, charged with the functional oversight of all defence acquisition projects.  This provided him with extensive exposure to and close interaction with local as well as international defence industries, while also being involved in numerous international defence committees.

After retiring from the DoD, he spent just over 5 years at Denel Corporate as Group Executive Technical, responsible for ensuring overarching technical co-ordination within the Group and enhancing operational excellence, with the added responsibility of coordinating industrial participation both within SA as well as internationally.  Since leaving Denel he has joined the Safomar Group to manage special projects and underpin a drive to diversify company defence activities and widen its client base into sub-Saharan Africa.

Christine received her undergraduate degree and an M.Sc. in graph theory from the University of Natal, Durban. She continued her studies in London and completed an M.Sc. in Information Security and a Ph.D. in Elliptic Curve Cryptography at Royal Holloway, University of London, with Prof. Fred Piper. Thereafter, she completed a 1-year post doctorate with Dan Bernstein at the University of Illinois in Chicago. Christine currently lives in Cape Town and works as a lecturer in the Mathematics Department at the University of Cape Town, where she teaches an honours course in cryptography. She is a cryptographic consultant, mainly for the South African Communications and Security Agency. 

Greg was a Senior VP in the office of the Chief Scientist for QUALCOMM Incorporated, where he worked on cryptographic security and authentication for third-generation mobile phones and other technologies and managed other diverse research groups. He holds a number of patents for cryptographic methods and has successfully cryptanalysed widely deployed ciphers. Greg was program chair of the 1996 and 2000 USENIX Security Symposia, and General Chair of Crypto 2003. Some of his papers and free software are available at

Former Senior Managing Director & Special Advisor to the Board ING Bank NV

John Howland Jackson is a seasoned banker with over 40 years of Commercial and Investment Banking experience at some of the world's largest financial institutions.  John joined ING in 2000 and most recently had responsibility for ING's overall relationships with Sovereign Wealth funds and other Sovereign organisations.  Prior to taking on this role he held various positions including CEO of ING's Commercial Banking businesses in both the Asia-Pacific and UK & Middle East regions as well as Chairman and CEO of ING Lease Holding, the parent organisation for all of ING's leasing and asset finance businesses.

After studying Law at Oxford University and subsequently qualifying as a barrister, John joined the UK merchant bank Kleinwort Benson in 1972 and went on to hold senior positions both there and at JPMorgan, Nomura Securities and the NatWest Group.  He built his career as an Investment Banker with a focus on the International Capital Markets and Corporate Finance, specialising in capital raising for governments, financial institutions and leading corporations.  Amongst other things he was heavily involved with the UK Privatisation programme of the 1980s, working on the flotations of British Telecom, British Gas, British Steel, the Electricity Generators and the Electricity Distribution Companies.  He also spent many years working in the Asian Capital Markets and pioneered a number of successful financing techniques, most particularly in Japan where he lived and worked for more than 10 years.  In total he has undertaken 5 postings to Asia in Japan, Hong Kong and Singapore.

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