Netfilter Courses and Certifications

Linux Plumbers Conference

Netfilter Hardware Offloads

Explore hardware offloads in netfilter using flow rule and flow block APIs, covering payload mangling and connection tracking flowtable bypass for improved network performance.

• YouTube
• 34 minutes
• On-Demand
• Conference Talk

Linux Plumbers Conference

Android Netfilter Changes

Exploring Android netfilter changes and efforts to merge functionality with upstream Linux, focusing on ConfigFS gadget integration and remaining challenges for Android migration.

• YouTube
• 40 minutes
• On-Demand
• Conference Talk

Protecting Your Network with Open Source Software

120 ratings at LinkedIn Learning

Learn how to protect your network for free with open-source tools and these network-security tutorials from expert Jungwoo Ryoo.

• LinkedIn Learning
• 2 hours 35 minutes
• On-Demand
• Free Trial Available

Protecting Your Network with Open-Source Software

2 ratings at LinkedIn Learning

Build a basic and intermediate understanding of network security using easily accessible, free, and open-source software solutions. Hands-on challenges enhance your learning.

• LinkedIn Learning
• 2 hours 47 minutes
• On-Demand
• Free Trial Available

Offloading Network Traffic Classification to Hardware

Explore hardware offloading for network traffic classification, including use cases, implementation, and future developments in Linux networking.

• YouTube
• 36 minutes
• On-Demand
• Free Video

Overview of the Linux Kernel Security Subsystem

Explore Linux kernel security: history, components, and community involvement. Learn about access control, capabilities, auditing, and security modules from a Microsoft expert.

• YouTube
• 28 minutes
• On-Demand
• Free Video

Linux Plumbers Conference

Improving Open vSwitch & Network Stack Integration

Explore strategies for integrating Open vSwitch with kernel components like Netfilter, focusing on performance, programmability, and network stack integration.

• YouTube
• 26 minutes
• On-Demand
• Conference Talk

Bypassing Conntrack - Optimizing K8s Service by Enhancing IPVS with EBPF

Optimizing Kubernetes Service performance with IPVS-eBPF: a novel load balancer that bypasses Netfilter, achieving significant throughput gains for TCP connections.

• YouTube
• 26 minutes
• On-Demand
• Conference Talk

DevConf

Advanced rp_filter: Challenges and Pitfalls in IP Source Address Validation

Explore IP source address validation techniques, focusing on Reverse Path Forwarding (RPF) and Linux kernel's rp_filter implementations. Gain insights into challenges and considerations for advanced networking scenarios.

• YouTube
• 33 minutes
• On-Demand
• Free Video

BSidesLV

One Port to Serve Them All - Google GCP Cloud Shell Abuse

Uncovers security vulnerabilities in GCP Cloud Shell, demonstrating how attackers can exploit a public-facing port to access internal services and bypass authentication, potentially leading to data leaks and network attacks.

• YouTube
• 17 minutes
• On-Demand
• Free Video

nullcon

Breaking Boundaries and Demystifying Kernel SU 4 Root Access in Azure Cloud Shell

Delve into the exploitation of Use-After-Free vulnerabilities in Azure Cloud Shell's kernel, learning how elevated privileges can be gained within a user's session through container escape techniques.

• YouTube
• 27 minutes
• On-Demand
• Free Video