Kubernetes Network Policies for Pods and Namespaces Isolation
A network policy is a specification of how groups of pods are allowed to communicate with each other and other network endpoints. The Kubernetes...
Blog
Kubernetes Security Context and Policies
The previous articles about Docker security have discussed many security features that can be applied at container's runtime. Those features, such as...
Kubernetes API authorization using RBAC (Role-based Access Control)
In the previous article we talked about authentication in Kubernetes using TLS certificates. Once the user or service account is authenticated, the...
Kubernetes API authentication using TLS Certificates
In a Kubernetes cluster, the kube-apiserver is the main component of the Control Plane, all the actions that occur within the cluster go through this...
Dynamic instrumentation with Frida to analyse Mobile Applications
When a security assessment on a mobile application is being carried out (specifically on Android) there are two main roads an analyst can take: ...
Understanding ATT&CK for Industrial Control Systems (Part II)
Tactics and Techniques Used in Known ICS Attacks
The evidence that ICS systems are a prime target for sophisticated attackers, is clearly shown by...
Unauthenticated RCE in Draytek Vigor 2960, 3900 and 300 (CVE-2020-8515)
CVE: CVE-2020-8515
DrayTek Vigor enterprise switches, load-balancers, routers and VPN gateway devices are affected by a remote code execution...
Understanding ATT&CK for Industrial Control Systems (Part I)
MITRE introduced the Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK) in 2013 as a central knowledge base for adversary behaviour. It is...
Kernel Capabilities in Docker: A fine-grained Access Control System
Kernel capabilities turn the binary “root/non-root” dichotomy into a fine-grained access control system. As was seen in the user namespace remapping...
User namespace remapping: an advanced feature to protect your Docker environments!
Von Sheila A. Berta
Unlike many technologies, Docker is designed with security in mind. There are several functionalities within the Docker's ecosystem that support...
