Stefan Trimborn’s Post

Will you be at ContainerDays Hamburg on the 03-04 September? Are you interested in cloud-native security? Drop into one of four office hours with the author of “Learn CKS + CKA Scenarios” on the Sysdig stand and take the opportunity to ask your burning questions to the expert, Saiyam Pathak. No booking necessary, just come find us on stand C4 and join a session. Plus, all attendees will get a voucher code to download a book of your choice 100% free! 𝗛𝗲𝗿𝗲’𝘀 𝘄𝗵𝗮𝘁 𝘆𝗼𝘂 𝗰𝗮𝗻 𝗲𝘅𝗽𝗲𝗰𝘁 𝗳𝗿𝗼𝗺 𝗲𝗮𝗰𝗵 𝗱𝗿𝗼𝗽 𝘀𝗲𝘀𝘀𝗶𝗼𝗻: 𝗗𝗮𝘆 𝟭 - 𝟭𝟮:𝟯𝟬 / 𝗗𝗮𝘆 𝟮: 𝟭𝟭:𝟬𝟬 - Secure multi-tenancy with vCluster and Falco: Enhancing Kubernetes security and isolation Learn how: ● vCluster provides strong tenant isolation by creating separate virtual clusters ● Falco detects and monitors real-time threats in #Kubernetes environments ● To combine vCluster and Falco to achieve secure multi-tenancy 𝗗𝗮𝘆 𝟭 - 𝟭𝟲:𝟭𝟱 / 𝗗𝗮𝘆 𝟮: 𝟭𝟯:𝟭𝟱 - Ask Me Anything: Mastering the CKS exam with Kubernetes security expert Saiyam Pathak Learn more about: ● The CKS exam structure and key scenarios ● Practical insights into real-world Kubernetes security scenarios covered in Saiyam’s book ● Effective study techniques, including hands-on practice and resource recommendations from the "Let's Learn CKS Scenarios" book

Will you be at ContainerDays Hamburg on the 03-04 September? Are you interested in cloud-native security? Drop into one of four office hours with the author of “Learn CKS + CKA Scenarios” on the Sysdig stand and take the opportunity to ask your burning questions to the expert, Saiyam Pathak. No booking necessary, just come find us on stand C4 and join a session. Plus, all attendees will get a voucher code to download a book of your choice 100% free! 𝗛𝗲𝗿𝗲’𝘀 𝘄𝗵𝗮𝘁 𝘆𝗼𝘂 𝗰𝗮𝗻 𝗲𝘅𝗽𝗲𝗰𝘁 𝗳𝗿𝗼𝗺 𝗲𝗮𝗰𝗵 𝗱𝗿𝗼𝗽 𝘀𝗲𝘀𝘀𝗶𝗼𝗻: 𝗗𝗮𝘆 𝟭 - 𝟭𝟮:𝟯𝟬 / 𝗗𝗮𝘆 𝟮: 𝟭𝟭:𝟬𝟬 - Secure multi-tenancy with vCluster and Falco: Enhancing Kubernetes security and isolation Learn how: ● vCluster provides strong tenant isolation by creating separate virtual clusters ● Falco detects and monitors real-time threats in #Kubernetes environments ● To combine vCluster and Falco to achieve secure multi-tenancy 𝗗𝗮𝘆 𝟭 - 𝟭𝟲:𝟭𝟱 / 𝗗𝗮𝘆 𝟮: 𝟭𝟯:𝟭𝟱 - Ask Me Anything: Mastering the CKS exam with Kubernetes security expert Saiyam Pathak Learn more about: ● The CKS exam structure and key scenarios ● Practical insights into real-world Kubernetes security scenarios covered in Saiyam’s book ● Effective study techniques, including hands-on practice and resource recommendations from the "Let's Learn CKS Scenarios" book

Will you be at ContainerDays Hamburg on the 03-04 September? Are you interested in cloud-native security? Drop into one of four office hours with the author of “Learn CKS + CKA Scenarios” on the Sysdig stand and take the opportunity to ask your burning questions to the expert, Saiyam Pathak. No booking necessary, just come find us on stand C4 and join a session. Plus, all attendees will get a voucher code to download a book of your choice 100% free! 𝗛𝗲𝗿𝗲’𝘀 𝘄𝗵𝗮𝘁 𝘆𝗼𝘂 𝗰𝗮𝗻 𝗲𝘅𝗽𝗲𝗰𝘁 𝗳𝗿𝗼𝗺 𝗲𝗮𝗰𝗵 𝗱𝗿𝗼𝗽 𝘀𝗲𝘀𝘀𝗶𝗼𝗻: 𝗗𝗮𝘆 𝟭 - 𝟭𝟮:𝟯𝟬 / 𝗗𝗮𝘆 𝟮: 𝟭𝟭:𝟬𝟬 - Secure multi-tenancy with vCluster and Falco: Enhancing Kubernetes security and isolation Learn how: ● vCluster provides strong tenant isolation by creating separate virtual clusters ● Falco detects and monitors real-time threats in #Kubernetes environments ● To combine vCluster and Falco to achieve secure multi-tenancy 𝗗𝗮𝘆 𝟭 - 𝟭𝟲:𝟭𝟱 / 𝗗𝗮𝘆 𝟮: 𝟭𝟯:𝟭𝟱 - Ask Me Anything: Mastering the CKS exam with Kubernetes security expert Saiyam Pathak Learn more about: ● The CKS exam structure and key scenarios ● Practical insights into real-world Kubernetes security scenarios covered in Saiyam’s book ● Effective study techniques, including hands-on practice and resource recommendations from the "Let's Learn CKS Scenarios" book

Will you be at ContainerDays Hamburg on the 03-04 September? Are you interested in cloud-native security? Drop into one of four office hours with the author of “Learn CKS + CKA Scenarios” on the Sysdig stand and take the opportunity to ask your burning questions to the expert, Saiyam Pathak. No booking necessary, just come find us on stand C4 and join a session. Plus, all attendees will get a voucher code to download a book of your choice 100% free! 𝗛𝗲𝗿𝗲’𝘀 𝘄𝗵𝗮𝘁 𝘆𝗼𝘂 𝗰𝗮𝗻 𝗲𝘅𝗽𝗲𝗰𝘁 𝗳𝗿𝗼𝗺 𝗲𝗮𝗰𝗵 𝗱𝗿𝗼𝗽 𝘀𝗲𝘀𝘀𝗶𝗼𝗻: 𝗗𝗮𝘆 𝟭 - 𝟭𝟮:𝟯𝟬 / 𝗗𝗮𝘆 𝟮: 𝟭𝟭:𝟬𝟬 - Secure multi-tenancy with vCluster and Falco: Enhancing Kubernetes security and isolation Learn how: ● vCluster provides strong tenant isolation by creating separate virtual clusters ● Falco detects and monitors real-time threats in #Kubernetes environments ● To combine vCluster and Falco to achieve secure multi-tenancy 𝗗𝗮𝘆 𝟭 - 𝟭𝟲:𝟭𝟱 / 𝗗𝗮𝘆 𝟮: 𝟭𝟯:𝟭𝟱 - Ask Me Anything: Mastering the CKS exam with Kubernetes security expert Saiyam Pathak Learn more about: ● The CKS exam structure and key scenarios ● Practical insights into real-world Kubernetes security scenarios covered in Saiyam’s book ● Effective study techniques, including hands-on practice and resource recommendations from the "Let's Learn CKS Scenarios" book

Are you planning to attend ContainerDays in Hamburg on September 3 you have a passion for cloud-native security, don't miss the chance to engage with the author of “Learn CKS + CKA Scenarios” during one of the four office hour sessions at the Sysdig stand. This is a unique opportunity to address your pressing queries with renowned expert Saiyam Pathak. No reservation is needed; just visit us at stand C4 and be part of a session. Plus, every participant will receive a voucher for a free book of their choice! Here’s what to look forward to during the sessions: Day 1 - 12:30 / Day 2: 11:00 - Delve into secure multi-tenancy with vCluster and Falco for enhanced Kubernetes security and isolation. You will discover how: ● vCluster ensures strong tenant isolation by creating distinct virtual clusters. ● Falco is instrumental in detecting and monitoring real-time threats in #Kubernetes environments. ● Combining vCluster with Falco can effectively deliver secure multi-tenancy. Day 1 - 16:15 / Day 2: 13:15 - Join the "Ask Me Anything" session about mastering the CKS exam with security expert Saiyam Pathak. Gain insights on: ● The structure and crucial scenarios related to the CKS exam. ● Real-world Kubernetes security scenarios featured in Saiyam’s book. ● Effective study strategies, incorporating hands-on practice and resource suggestions from the "Let's Learn CKS Scenarios" book. Looking forward to seeing you there! #Kubernetes ContainerDays @Saiyam Falco

Who is using Kubernetes KubeArmor/AppArmor in production today? Join us this Friday to talk about this with the experts at the CNCF Kubernetes Book Club

🌟 Join us for our upcoming Meetup where we will dive deep into "KubeArmor Securing Your Runtime" from the book Kubernetes – An Enterprise Guide. This chapter covers essential strategies for enhancing the security of your container runtimes and how KubeArmor provides robust protection against various security threats. 🗓 Date: November 8th ⏰ Time: 12PM EST 📍 RSVP to Join: https://lnkd.in/ez5hP2ZW We are thrilled to announce that the authors Marc Boorshtein Scott Surovich of the book will be present to answer your questions! This is a fantastic opportunity to gain insights directly from the experts and discuss real-world applications of KubeArmor in securing Kubernetes clusters. 👥 Whether you’re a beginner or a seasoned professional, come with your questions and be ready to engage in enriching discussions with fellow Kubernetes enthusiasts! Let’s enhance our knowledge and take our Kubernetes skills to the next level. 🚀 RSVP now and secure your spot! #Kubernetes #KubeArmor #BookClub #Security #CloudNative #Meetup

🔐 Securing Your Docker Containers: Best Practices 🔐 As Docker continues to dominate the containerization space, ensuring your containerized apps are secure is crucial. Here are some Docker security best practices and how to apply them: 1️⃣ Use Official & Minimal Base Images Start with official, verified images to minimize the risk of vulnerabilities. Use lightweight images like Alpine to reduce the attack surface. 🔧 How to apply: In your Dockerfile, specify minimal images: FROM alpine:latest 2️⃣ Run Containers as Non-Root Users Running containers with root privileges increases risk. Create a dedicated user with minimal permissions. 🔧 How to apply: Create a user and switch to it in your Dockerfile: RUN adduser -D myuser USER myuser 3️⃣ Use Docker Content Trust (DCT) Enable DCT to ensure images are signed and verified before pulling, avoiding compromised or tampered images. 🔧 How to apply: Set the environment variable before pulling: export DOCKER_CONTENT_TRUST=1 4️⃣ Limit Container Capabilities Use Docker’s security options to drop unnecessary Linux capabilities from containers, reducing the risk of privilege escalation. 🔧 How to apply: Run containers with reduced capabilities: docker run --cap-drop=ALL --cap-add=NET_ADMIN mycontainer 5️⃣ Scan Images Regularly Use image scanning tools like docker scan or third-party solutions to detect vulnerabilities in your images. 🔧 How to apply: Run the command to scan an image: docker scan myimage 6️⃣ Implement Network Policies Isolate containers with Docker networks to limit communication and reduce the attack surface within your environment. 🔧 How to apply: Create a dedicated network and connect containers to it: docker network create mynetwork docker run --network=mynetwork mycontainer Security is an ongoing process. By following these steps, you’re significantly improving the security posture of your Dockerized apps. What security measures do you use for Docker? #DockerSecurity #DevSecOps #ContainerSecurity #CyberSecurity #CloudSecurity #BestPractices

🚀 Enhancing Docker Security: Best Practices for the Build Stage 🛡️ At RedSeer Security, we're dedicated to empowering businesses with the knowledge and tools they need to protect their digital assets. Our latest blog post on Medium dives deep into best practices for securing your Docker build stage. 🔍 Why is this important? The build stage is a critical phase in the development lifecycle. Misconfigurations and vulnerabilities introduced here can compromise your entire application. Our blog post covers essential strategies to fortify your Docker images and ensure a robust security posture. 🛠️ Key Takeaways: 1. Minimize the Attack Surface: Learn how to create leaner images and reduce potential vulnerabilities. 2. Use Trusted Base Images: Understand the importance of selecting base images from reliable sources. 3. Implement Multi-Stage Builds: Discover how multi-stage builds can streamline security and efficiency. 4. Leverage Automated Scanning Tools: Explore tools that can automatically detect and mitigate risks in your Docker images. 5. Stay Updated: Keep your images and dependencies up-to-date to fend off emerging threats. 🌐 Read the full article here: https://lnkd.in/e7pAVKQK Written by Arun Nair - Arun is a Sr. Penetration Tester, Red Team Operator, friend of RedSeer Security, Hack Space Con, Hack Red Con and Build Cyber Join us in our mission to build a safer digital ecosystem. Follow us for more insights and updates on the latest in cybersecurity! #Cybersecurity #Docker #DevSecOps #ContainerSecurity #RedSeerSecurity

What Steps will you take to secure your Application/Container ??? Securing our application is crucial during development or testing phases. Use Distroless Images: Distroless images contain only the necessary components to run your application, reducing the attack surface. By using Distroless images, you can minimize the risk of including unnecessary packages or dependencies in your containers. Utilize Docker Multistage Builds: Docker Multistage builds allow you to create optimized Docker images by separating the build process into multiple stages. This helps reduce the size of your final image and ensures that only the required dependencies are included. Properly Configure Networking: Use Docker networking features to properly configure network isolation for your application. By using the bridge network mode, you can create a bridge between the host and container, ensuring that your application is isolated from external networks. i hope you liked it :) #DockerSecurity #ContainerSecurity #DevOps #CyberSecurity #Docker #Networking #Isolation #ApplicationSecurity #TechSecurity #DataProtection