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What is sVirt and How Does it Isolate Linux Containers?

By on Jul 10, 2018 in Article

Background What is sVirt and, why does it matter for your containers? The short answer is, because sVirt is another layer of security and defense in depth is a good approach to security. The longer answer is, sVirt dynamically generates an SELinux label for every single one of your containers, which makes them less likely to be able to break into each other, break...

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Securing Docker Containers with sVirt and Trusted Sources

By on May 21, 2015 in Article

Background As has been stated before, Docker containers do not contain all of the parts of the operating system necessary to be considered secure. That said, the advantages of using them is so compelling that many companies, large and small, have began to investigate how to run containers in a production environment. I would argue that it can be done, but careful...

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OpenSSL Certificate Authority

By on Oct 25, 2012 in Article

Background Recently, I discovered how to use the openssl provided CA script to create a certificate authority and self signed certificates. Traditionally, I had ran all fo the commands manually. When using the CA script it is critical to understand the underlying security concepts. Certificate Authority Openssl has infrstructure to create a long lived Certificate...

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