Non-Routable Protocols and Networks

Non-Routable Protocols and Networks March 2015 Network segregation is a common security technique to prevent security issues in one network affecting another. When looking at how information can be moved or shared between such networks the concept of routable...

Browse Down

Browse Down January 2015 Over the last year or so, our customers in high assurance environments have been very interested in the concept of “Browse Down”. What does Browse Down mean? The traditional model of secure information exchange is that data will be...

To Stop Data Theft, Disconnect From The Internet?

To Stop Data Theft, Disconnect From The Internet? January 2015 At the back end of 2014, Forbes published a great article “To Stop Data Theft, Let’s Start Disconnecting Computers From The Internet“ The last paragraph says: Some corporate and...

Guards are not Air Gaps

Guards are not Air Gaps December 2014 “An air gap is a network security measure that consists of ensuring that a secure computer network is physically isolated from unsecured networks, such as the public Internet or an unsecured local area network.” ...

Validating the Payload

Validating the Payload November 2014 In the blog Secure Delivery of a Payload we discussed how secure information exchange consists of two distinct elements: the information you need to convey – the payload, and the technical method used to carry the payload – the...