Longitudinal Analysis of Inter-City Network Delays

During the last decades, public and private investments contributed to building the Internet infrastructure, including undersea cables, long-distance fiber links, broadband networks, and satellite constellations to reduce end-to-end delay. In this study, we measure the inter-city delays over the last six years, considering 17 major metropolitan...

Deep Dive into the IoT Backend Ecosystem

Internet of Things (IoT) devices are becoming increasingly ubiquitous, e.g., at home, in enterprise environments, and in production lines. To support the advanced functionalities of IoT devices, IoT vendors as well as service and cloud companies operate IoT backendsÐthe focus of this paper. We propose a methodology to identify and locate them...

Scan, Test, Execute: Adversarial Tactics in Amplification DDoS Attacks

Amplification attacks generate an enormous flood of unwanted traffic towards a victim and are generated with the help of open, unsecured services, to which an adversary sends spoofed service requests that trigger large answer volumes to a victim. However, the actual execution of the packet flood is only one of the activities necessary for a...