Security and certification consultancy services.

Firm providing UK-based security consulting.

Provide a range of security products/services including firewalls, consultancy, authentication, wireless security, anti-virus and training. Located in the United Kingdom.

Provides auditing, penetration testing, application testing and code reviews. Includes useful guides on security topics.

Performs security assessment and penetration testing services. Offers training in Oracle database security and penetration testing. Includes a collection of white papers and research links.

Digital risk consultants specialising in providing secure data visualisation. Also provide SIPS security intelligence briefings on hacker activity and various risk analysis tools. London, UK.

Distributed systems security and building of integrated enterprise security solutions.

Information encryption and data security specialists. Providers of information security products and services.

Offer forensic investigation, penetration testing and security policy development services. Located in London, United Kingdom.

Offers a holistic approach to information security, independent advice and provides managed services where ongoing assistance is required.