If you’re running workloads on Kubernetes, one of the toughest things to understand is where you have security gaps. Yes, there are CIS benchmarks and configurations to tweak, but they are generalized and won’t highlight the risks in workloads that are actually running in your clusters. The Aqua Risk Explorer’s …
There are lots of security tools in the cloud native world, created by Aqua and by others, for identifying and informing users about security issues in Kubernetes environments. However powerful and useful they might be, they tend to sit alongside Kubernetes, with each new product requiring users to learn a separate …
osquery is a SQL powered operating system instrumentation, monitoring, and analytics tool that exposes an operating system as a relational database. Using SQL, you can run queries to gain the status of your entire infrastructure. What’s cool about osquery is how easy it is to use the SQL query interface. kube-query …
Kubernetes 1.17 is here, and includes new features, fixes, and improvements. In this post, we will focus on several new features that Kubernetes 1.17 offers, including the Topology Aware Service routing, the Pod shared PID Namespace, scalability improvements by a new endpoint API, and more.
Yesterday more than 300 cloud native professionals assembled for KubeSec, what has now become a fixture as a “day zero” event for KubeCon/CloudNativeCon. As with previous events, the emphasis was on end-user organizations’ experiences in securing production environments. While many technical aspects and best …
It’s that time of the year again - for some people October is a month of beer, and for others (like us) it’s hacking time! Hacktoberfest, named after the famous German festival Oktoberfest, is a wonderful initiative that invites developers from around the world to participate and contribute to Open Source. At Aqua, …
In this post I’ll describe how an attacker, who manages to run malicious code on a cluster can, with no special permissive permissions, successfully spoof DNS responses to all the applications running on the cluster, and from there execute a MITM (Man In The Middle) on all network traffic of pods.Before we get into …
Kubernetes has many moving parts, and sometimes combining them in certain ways can create unexpected security flaws. In this post you’ll see how a pod running as root and with a mount point to the node’s /var/log directory can expose the entire contents of its host filesystem to any user who has access to its logs. …
There are major shifts happening around container technology. We have seen ongoing improvements in automation tooling and changes as fully containerized workloads move into production. Companies are often running more than one production Kubernetes cluster at a time. DevOps and operations teams, subsequently, have …
A new vulnerability (CVE-2019-11246) was disclosed that enables path traversal in kubectl, the popular command line interface for running commands on Kubernetes clusters. What’s interesting about this CVE is that we’ve already seen two previous variations of the same vulnerability disclosed and patched. Read on to …
This blog is dedicated to my Mum. She was a leading psychiatrist who loved learning and traveling. She was a huge inspiration to me. I think she would be proud that I’m pursuing my passion of traveling around the world teaching what I love.
I want to start with a quote attributed to another inspiring woman, Grace …