Arquivo de computer security - Segurança Informática

computer security, Malware, segurancainformatica

Ransomware deletion methods and the canary in the coal mine

17 Setembro, 2021

Introduction Ransomware is an emergent threat. Every week, there is a new and notable outbreak of this class of data encryption malware. From Ragnar Locker to Netwalker, the threats…

computer security, Data Breach, ransomware, Reports, segurancainformatica

NIST ransomware recovery guide: What you need to know

26 Agosto, 2021

NIST ransomware recovery guide: What you need to know.

computer security, segurancainformatica

How to protect files with canary tokens

24 Agosto, 2021

This article provides some hints and tricks on keeping data away from hackers. However, we will not describe an approach to stop the exploitation of vulnerabilities and the leak of information. Instead, a method based on canary tokens can be used by developers and IT professionals to receive alerts when something strange happens in their infrastructures and applications.

computer security, Malware, Phishing, Reports, segurancainformatica

Para quando o fim dos ciber-ataques?

17 Junho, 2021

Para quando o fim dos ciber-ataques? Conheça aqui a matemática dos incidentes em Portugal submetidos durante 2020 no 0xSI_f33d.

computer security, Hacking, vulnerability

RCE will not be fixed on Cisco EOL Business routers

9 Abril, 2021

RCE will not be fixed on Cisco EOL Business routers.

computer security

Facebook users’ leak – just another thread … the same data observed in 2019

4 Abril, 2021

Facebook users’ leak – just another thread … the same data observed in 2019.

computer security, Hacking, vulnerability

Exchange chain CVE-2021-26855 and CVE-2021-27065 walkthrough

12 Março, 2021

In recent days, Exchange has been exposed to several critical exploits explored in the wild. CVE-2021-26855 and CVE-2021-27065 are the two flaws involved in this…

computer security, Malware, Mobile