papers

Publications (7)

cs.CR2023

Machine Learning (In) Security: A Stream of Problems

Fabrício Ceschin, Marcus Botacin, Albert Bifet +4

Machine Learning (ML) has been widely applied to cybersecurity and is considered state-of-the-art for solving many of the open issues in that field. However, it is very difficult t…

cs.CR2025

ML-Based Behavioral Malware Detection Is Far From a Solved Problem

Yigitcan Kaya, Yizheng Chen, Marcus Botacin +5

Malware detection is a ubiquitous application of Machine Learning (ML) in security. In behavioral malware analysis, the detector relies on features extracted from program execution…

cs.CR2020

A Praise for Defensive Programming: Leveraging Uncertainty for Effective Malware Mitigation

Ruimin Sun, Marcus Botacin, Nikolaos Sapountzis +6

A promising avenue for improving the effectiveness of behavioral-based malware detectors would be to combine fast traditional machine learning detectors with high-accuracy, but tim…

cs.CR2021

A [in]Segurança dos Sistemas Governamentais Brasileiros: Um Estudo de Caso em Sistemas Web e Redes Abertas

Marcus Botacin, André Grégio

Whereas the world relies on computer systems for providing public services, there is a lack of academic work that systematically assess the security of government systems. To parti…

cs.CR2025

Making Acoustic Side-Channel Attacks on Noisy Keyboards Viable with LLM-Assisted Spectrograms' "Typo" Correction

Seyyed Ali Ayati, Jin Hyun Park, Yichen Cai +1

The large integration of microphones into devices increases the opportunities for Acoustic Side-Channel Attacks (ASCAs), as these can be used to capture keystrokes' audio signals t…

cs.CR2022

Fast & Furious: Modelling Malware Detection as Evolving Data Streams

Fabrício Ceschin, Marcus Botacin, Heitor Murilo Gomes +3

Malware is a major threat to computer systems and imposes many challenges to cyber security. Targeted threats, such as ransomware, cause millions of dollars in losses every year. T…

cs.CR2021

Malware MultiVerse: From Automatic Logic Bomb Identification to Automatic Patching and Tracing

Marcus Botacin, André Grégio

Malware and other suspicious software often hide behaviors and components behind logic bombs and context-sensitive execution paths. Uncovering these is essential to react against m…