BlueMirror - Reflections on Bluetooth Pairing and Provisioning Protocols
Explore Bluetooth pairing and provisioning protocols, focusing on security vulnerabilities and potential exploits in wireless communication systems.
Gauntlet - Finding Bugs in Compilers for Programmable Packet Processing
Explores techniques for detecting bugs in P4 compilers, presenting Gauntlet tool that found 96 new bugs across platforms, leading to fixes and P4 specification changes.
When the Lights Go Out - Hacking Cisco EnergyWise
Explore Cisco EnergyWise vulnerabilities and potential for large-scale blackouts. Learn reverse-engineered protocol details, attack methods, and defense strategies in IP-based energy management systems.
Owning the Routing Table - Part II
Powerful OSPF attack exploiting protocol ambiguity to control routing tables in autonomous systems. Enables network manipulation, DoS, and unauthorized access to information flows. Multi-vendor fix underway.
Cracking VoIP Architecture
Explore VoIP architecture vulnerabilities and security challenges in this comprehensive analysis of Voice over IP systems, networks, and protocols.
Routing Protocol Attacks
Explore vulnerabilities in routing protocols and potential attack vectors, enhancing network security knowledge and defense strategies.
BGP Vulnerability Testing
Explore BGP vulnerability testing techniques and strategies for securing network infrastructure in this expert-led session from Black Hat USA 2003.
Network Gravity - Exploring an Enterprise Network
Explore enterprise network analysis using Network Gravity, covering domain controllers, endpoint discovery, logging, egress traffic, and internal visibility for comprehensive security insights.
Change Management in Physical Network Lifecycle Automation
Explores automated systems for managing large network lifecycles, focusing on change management challenges and solutions for conflict resolution and model representation updates.
oBBR - Optimize Retransmissions of BBR Flows on the Internet
Optimizing BBR algorithm to reduce retransmissions while maintaining high throughput. Adaptive scaling of in-flight data cap and timely bandwidth estimate updates improve Internet streaming performance.
Avoiding DNS Pain
Explore DNS maturity assessment and management improvement techniques using tools like DNSControl to enhance security, resilience, and operational efficiency of this critical system.
Sweet Dreams - Abusing Sleep Mode to Break Wi-Fi Encryption and Disrupt WPA2/3 Networks
Novel Wi-Fi attacks exploiting power-save mode to leak encrypted frames and disrupt networks. Explores vulnerabilities in AP frame buffering and encryption, demonstrating potential security risks in Wi-Fi implementations.
HTTP - 3 – Why Should I Care?
Explore HTTP/3 and QUIC protocol: advantages, disadvantages, and current implementations. Learn how this new technology improves performance, increases privacy, and may revolutionize web communication.
Improving Overlay Network Performance on Existing Hardware
Explore performance improvements for VXLAN and NVGRE tunnel protocols, including checksum offload and GRO optimizations, to enhance overlay network efficiency on existing hardware.
P4C-XDP - Programming the Linux Kernel Forwarding Plane Using P4
Explore P4C-XDP, a new backend for the P4 compiler leveraging XDP for high-performance software data plane in Linux kernel. Learn about its architecture, implementation, and potential applications.
Optimizing UDP for Content Delivery with GSO, Pacing and Zerocopy
Optimizing UDP for content delivery: segmentation offload, zerocopy, and pacing techniques to improve performance, reduce overhead, and enhance protocol innovation in userspace.
Linux SCTP is Catching Up and Going Above
Exploring SCTP's evolution in Linux: recent improvements, new features, and future developments. Compares SCTP with TCP/UDP and other systems, highlighting its unique capabilities and potential applications.
Linux Kernel VxLan with Multicast Routing for Flood Handling
Explore VxLan multicast routing in Linux kernel, addressing challenges and solutions for dynamic environments. Covers deployment scenarios, patches, and future developments.
Future IPv4 Unicast Extensions
Exploring IPv4 address space expansion by utilizing reserved and obsolete ranges, aiming to make hundreds of millions of additional addresses available for global unicast routing.
XDP - The Distro View
Explore XDP challenges in Linux distributions, including enablement, security, user support, and future extensions. Discuss current solutions and potential improvements for seamless integration.
From Network Engineer to K8s Developer - Lessons Learned via Telepresence
Journey from network engineering to Kubernetes development, exploring complex networking concepts and leveraging Telepresence for seamless local-to-cluster connectivity and efficient debugging.