collaborators

6 papers

cs.NI2026

Tutorial on Flow-Based Network Traffic Classification Using Machine Learning

Adrian Pekar, Richard Plny, Karel Hynek

Modern networks carry increasingly diverse and encrypted traffic types that demand classification techniques beyond traditional port-based and payload-based methods. This tutorial…

cs.NI2025

On the Feasibility of Inter-Flow Service Degradation Detection

Balint Bicski, Adrian Pekar

Hardware acceleration in modern networks creates monitoring blind spots by offloading flows to a non-observable state, hindering real-time service degradation (SD) detection. To ad…

cs.NI2025

Taming Volatility: Stable and Private QUIC Classification with Federated Learning

Richard Jozsa, Karel Hynek, Adrian Pekar

Federated Learning (FL) is a promising approach for privacy-preserving network traffic analysis, but its practical deployment is challenged by the non-IID nature of real-world data…

cs.NI2025

Binary VPN Traffic Detection Using Wavelet Features and Machine Learning

Yasameen Sajid Razooqi, Adrian Pekar

Encrypted traffic classification faces growing challenges as encryption renders traditional deep packet inspection ineffective. This study addresses binary VPN detection, distingui…

cs.LG2025

Early-Stage Anomaly Detection: A Study of Model Performance on Complete vs. Partial Flows

Adrian Pekar, Richard Jozsa

This study investigates the efficacy of machine learning models in network security threat detection through the critical lens of partial versus complete flow information, addressi…

cs.NI2025

AutoFlow: An Autoencoder-based Approach for IP Flow Record Compression with Minimal Impact on Traffic Classification

Adrian Pekar

Network monitoring generates massive volumes of IP flow records, posing significant challenges for storage and analysis. This paper presents a novel deep learning-based approach to…