Header
  Home // About us // What we do

Security systems architecture and design

We have developed application and network security architectures for a range of systems and clients.

We believe that security mechanisms and technologies should be addressed as an integral part of the design rather than as an adjunct to it.  Our experience is that the resulting solution has the right level of security, is less vulnerable to subversion, is simpler to use and is therefore less expensive to support.

If you need tailored PKI or more complex software solutions, we can design, develop and test bespoke applications that need a deeper level of expertise than other suppliers may be able to provide.

 

 

 

 

 

 

 

 

  • Home
  • About us
    • Who we are
    • Our people
    • Our leaders
    • What makes Castelain different?
    • What we do
      • Security systems architecture and design
      • Program and project management
      • Systems integration
      • Independent testing
      • Education and training
    • Our Partners
  • Expertise
    • Application security
    • Transaction security
    • Public key cryptography and digital signatures
    • Public key infrastructure
    • Identity management and access control
    • Mergers and acquisitions
    • Security policy and compliance
    • Risk management
    • Security controls
  • Clients
    • Commerce
      • KAZ
      • Altnet
    • Finance
      • Major Australian bank
      • Commonwealth Bank
    • Government
      • New Zealand Government Ministry of Justice
      • Australian Customs Service
      • Australian Tax Office
      • Department of Industry, Tourism and Resources
      • NSW Office of State Revenue
      • CrimTrac
      • Department of Health and Ageing
    • Utility
      • Integral Energy
  • Technology
    • Secure Internet Portal
      • Overview
      • Security
      • Integration
  • Publications
  • Contact
Contact us