Pedro Tavares

Pedro Tavares is a professional in the field of information security working as an Ethical Hacker, Malware Analyst and a Security Evangelist. He is also Editor-in-Chief of the security computer blog seguranca-informatica.pt.

In recent years, he has invested in the field of information security, exploring and analyzing a wide range of topics, such as malware, reverse engineering, pentesting (Kali Linux), hacking/red teaming, mobile, cryptography, IoT, and security in computer networks. He is also a Freelance Writer.

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Malware analysis February 17, 2021 Pedro Tavares

Stantinko Trojan: What it is, how it works and how to prevent it | Malware spotlight

The number of threats attacking Linux systems have exploded in recent days. Within this context, a botnet that impacted several countries in the past, including...

Malware analysis February 10, 2021 Pedro Tavares

Vizom malware: What it is, how it works and how to prevent it | Malware spotlight

The Vizom Trojan is an active piece of malware targeting online banking users in Brazil that takes advantage of the window overlay technique to steal user’s...

Network security February 3, 2021 Pedro Tavares

Exploiting built-in network protocols for DDoS attacks

A distributed denial-of-service (DDoS) attack is an attempt to make an online service unavailable to users, usually by temporarily interrupting or suspending...

Vulnerabilities February 2, 2021 Pedro Tavares

Zerologon CVE-2020-1472: Technical overview and walkthrough

Zerologon is the name of an elevation of privilege vulnerability in which an attacker establishes a vulnerable Netlogon secure channel connection to a Domain...

Malware analysis January 20, 2021 Pedro Tavares

RansomExx: The malware that attacks Linux OS

RansomExx is the new malware used by criminals to attack both Windows and Linux environments. With companies using a mixed environment of Windows and Linux...

Malware analysis January 13, 2021 Pedro Tavares

RegretLocker ransomware: What it is, how it works and how to prevent it | Malware spotlight

In October 2020, a new piece of data encryption malware made the headlines. RegretLocker is novel ransomware that can bypass the long encryption times required...

General security January 7, 2021 Pedro Tavares

Installing and Configuring CentOS 8 on Virtualbox [updated 2021]

Unix-based operating systems are ruling the webserver OS market. According to data from W3techs, in 2017 Unix servers were used by 66.5% of all the websites,...

Malware analysis January 6, 2021 Pedro Tavares

Lazarus’s VHD ransomware: What it is, how it works and how to prevent it | Malware spotlight

Data encryption malware is one of the most popular malware families in recent years and targets mass volumes of users and companies around the world. In this...

Malware analysis December 30, 2020 Pedro Tavares

Drovorub malware: What it is, how it works and how to prevent it | Malware spotlight

Malware is a threat that has increased exponentially in the last few years, with many sophisticated threads impacting citizens, devices, organizations, nation-states...

Hacking December 21, 2020 Pedro Tavares

Hashcat Tutorial for Beginners [updated 2021]

Hashcat is a popular password cracker and designed to break even the most complex passwords representation. To do this, it enables the cracking of a specific...

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