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Segurança Informática

Segurança Informática

Tópicos atuais sobre segurança da informação. A segurança informática é da responsabilidade de todos.

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Categoria: vulnerability

Hacking, vulnerability

Atualize os navegadores web Chrome, Opera, Brave e Edge para evitar um ataque via 0day

14 Abril, 2021

Atualize os navegadores web Chrome, Opera, Brave e Edge para evitar um ataque via 0day

Hacking, vulnerability

Pwn2Own 2021: Zoom, Teams, Exchange, Chrome and Edge full pwned

9 Abril, 2021

Pwn2Own 2021: Zoom, Teams, Exchange, Chrome and Edge full pwned.

computer security, Hacking, vulnerability

RCE will not be fixed on Cisco EOL Business routers

9 Abril, 2021
cisco_patches-680x400

RCE will not be fixed on Cisco EOL Business routers.

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…

Cryptocurrency, Malware, vulnerability

New cryptojacking malware called Pro-Ocean is now attacking Apache, Oracle and Redis servers

3 Fevereiro, 2021

New cryptojacking malware called Pro-Ocean is now attacking Apache, Oracle and Redis servers.

Hacking, vulnerability

Nova falha no SUDO (Baron Samedit) permite escalar privilégios no Linux para root

27 Janeiro, 2021
Linux-kernel-vulnerability

Nova falha no SUDO (Baron Samedit) permite escalar privilégios no Linux para root.

Data Breach, vulnerability

TikTok resolve falhas de segurança que podiam expor os utilizadores da plataforma

26 Janeiro, 2021

TikTok resolve falhas de segurança que podiam expor os utilizadores da plataforma.

computer security, vulnerability

Vulnerabilidade recém descoberta permite obter RCE via ataques NTLM relay

25 Janeiro, 2021

Vulnerabilidade recém descoberta permite obter RCE via ataques NTLM relay.

Hacking, vulnerability

Vulnerabilidade zeroday no plugin ‘Easy WP SMTP’ do WordPress deixa expostos milhares de websites

12 Dezembro, 2020

Vulnerabilidade zeroday no plugin ‘Easy WP SMTP’ do WordPress deixa expostos milhares de websites.

computer security, Data Breach, Hacking, segurancainformatica, vulnerability

The global impact of the Fortinet 50.000 VPN leak posted online

27 Novembro, 2020

The global impact of the Fortinet 50.000 VPN leak posted online, with many countries impacted, including Portugal.

Hacking, vulnerability

A equipa do Drupal CMS mitiga a vulnerabilidade CVE-2020-13671 (RCE)

20 Novembro, 2020
drupal

A equipa do Drupal CMS mitiga a vulnerabilidade CVE-2020-13671 que permite a execução remota de código no lado do servidor quando explorada com sucesso.

Hacking, vulnerability

Campanha em larga escala está a impactar temas vulneráveis da framework Epsilon do WordPress

18 Novembro, 2020
wordpress-hacking

Campanha em larga escala está a impactar temas vulnerável da framework Epsilon do WordPress.

Hacking, Phishing, vulnerability

Criminosos usam uma nova técnica de inversão de imagem para fazer bypass aos mecanismos de deteção do Office365

14 Novembro, 2020

Criminosos usam uma nova técnica de inversão de imagem para fazer bypass aos mecanismos de deteção do Office365.

computer security, Hacking, vulnerability

Falhas em antivírus populares permitem escalar privilégios no sistema

6 Outubro, 2020

Falhas em antivírus populares permitem escalar privilégios no sistema.

Navegação de artigos

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    Author – Founder

    pedro tavares

    Pedro Tavares is a professional in the field of information security working as an Ethical Hacker/Pentester, Malware Researcher and also a Security Evangelist. He is also a founding member at CSIRT.UBI and 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 pentesting (Kali Linux), malware, exploitation, hacking, IoT and security in Active Directory networks.  He is also Freelance Writer (Infosec. Resources Institute and Cyber Defense Magazine) and developer of the 0xSI_f33d – a feed that compiles phishing and malware campaigns targeting Portuguese citizens.

    Read more here.

    Newsletter

    #0xSI_f33d

    The Portuguese Abuse Open Feed

    si_f33d

    Add a new phishing / malware campaing into 0xSI_f33d

    Infographic – Threat Report Portugal Q4 2020

    si_f33d

    Download [PDF] or [PNG]

    - - Index - -

    - Threat Report Q4 2020 (january 2021)
    - Threat Report Q3 2020 (november 2020)
    - Threat Report Q2 2020 (august 2020)
    - Threat Report Q1 2020 (april 2020)

    Javali trojan weaponizing Avira antivirus legitimate injector

    javali

    Anubis Network – The evolution of the Phishing schema

    anubis

    Threat analysis: The emergent URSA trojan impacts many countries using a sophisticated loader

    ursa

    TroyStealer – A new info stealer targeting Portuguese Internet users

    troystealer

    In-depth analysis of a trojan banker impacting Portugal and Brazil

    trojan_portugal_and_Brazil

    Grandoreiro malware May 2020 – Portugal

    The updated Grandoreiro Malware equipped with latenbot-C2 features in Q2 2020 now extended to Portuguese banks

    grandoreiro_portugal_2020

    Brazilian trojan banker is targeting Portuguese users using browser overlay

    predictions

    Trojan Lampion – Portugal

    predictions

    New release of Lampion trojan spreads in Portugal with some improvements on the VBS downloader

    lampion

    Banking Phishing Portugal

    Banking Phishing | Targets Portugal, Spain, Brazil and Chile | From Brazil | Infection process

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