The demand for cloud security continues to increase in the face of supply chain attacks affecting the security of hundreds of thousands of organizations on platforms like GitHub. These concerning developments are among the reasons why we’re building Nightfall and are top of mind as we pursue our vision of enabling data security everywhere in the cloud. 2022 has been a busy and exciting year for us here at Nightfall as we’ve built out the platform in response to these developments.

Controlling and filtering traffic when containerizing a workload within Kubernetes Pods is just as crucial as a firewall in a more traditional network setup. The difference is that, in this scenario, those capabilities are provided by the Kubernetes NetworkPolicy API. This article will explore Kubernetes NetworkPolicy by creating an example network policy and examining its core parameters. Then, we’ll look at some common NetworkPolicy use cases and learn how to monitor them using kubectl.

When it comes to open source vulnerabilities, we seem to be in permanent growth mode. Indeed, data from Mend’s Open Source Risk Report showed 33 percent growth in the number of open source software vulnerabilities that Mend added to its vulnerability database in the first nine months of 2022 compared with the same time period in 2021. However, while some vulnerabilities pose a severe business risk — hello, log4j — others can be safely ignored.