Lucas Oliveira
Research
A DevOps engineer and cybersecurity enthusiast with a passion for uncovering the latest in zero-day exploits, automation, and emerging tech. I write to share real-world insights from the trenches of IT and security, aiming to make complex topics more accessible and actionable. Whether I’m building tools, tracking threat actors, or experimenting with AI workflows, I’m always exploring new ways to stay one step ahead in today’s fast-moving digital landscape.
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Articles by Lucas Oliveira
IBM API Connect Authentication Bypass Vulnerability
Published: December 31, 2025 Severity Level: CRITICAL (9.8/10) CVE ID: [CVE-2025-13915](https://nvd.nist.gov/vuln/detail/CVE-2025-13915) --- Executive Summary I...
Lucas Oliveira
Research
Katz Stealer
The emergence of Katz Stealer in early 2025 has quickly shaken up the infostealer landscape, offering threat actors a powerful Malware-as-a-Service (MaaS) tool...
Lucas Oliveira
Research
Katz Stealer: The Rise of a Next-Gen Infostealer MaaS
The emergence of Katz Stealer in early 2025 has quickly shaken up the infostealer landscape, offering threat actors a powerful Malware-as-a-Service (MaaS) tool...
Lucas Oliveira
Research
Operation Checkmate: BlackSuit Extortion Sites Seized
A Landmark Blow Against BlackSuit Ransomware On August 24–25, 2025, law enforcement agencies from around the world executed “Operation Checkmate,” successfully...
Lucas Oliveira
Research
Iran-Linked Android Spyware Masquerading as VPN and Starlink Apps
Recent cybersecurity investigations have unveiled DCHSpy, a sophisticated Android spyware campaign tied to Iran's Ministry of Intelligence and Security (MOIS)....
Lucas Oliveira
Research
Cybersecurity Advisory – WinRAR Zero-Day Exploit by 'RomCom' Hacking Group
📌 Overview A critical cybersecurity incident has emerged involving a severe vulnerability in the popular file archiver WinRAR. The flaw, tracked as CVE-2025-80...
Lucas Oliveira
Research
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