Security Blog

Ransomware Trends Q2 2023: Surge in Attacks Across Asia-Pacific, Persistent Multiple Extortion, and Evolving Threat Landscape

The evolution of ransomware has significantly affected businesses in recent years. Current trends indicate that ransomware developers are increasingly inclined to employ multiple extortion strategies. Furthermore, they have expanded their focus to platforms that previously received less scrutiny, such as the macOS operating system. Employing...

Release Date: 22 Sep 2023 1325 Views

HKCERT Alerts the Public on Preventive Measures Against WhatsApp Account Theft

Recently, there has been a surge in cyber attack targeting WhatsApp accounts. Hackers are sending messages to victims, impersonating their friends and family, and requesting that the victims forward the registration codes of their WhatsApp accounts. The fraudsters exploit these registration codes to gain access...

Release Date: 6 Sep 2023 1962 Views

Comprehensive Guide to Social Media Scams: Setting up Defense to Safeguard Your Personal Information

Social media has become a necessary part of people's daily lives, but it has also attracted the attention of unscrupulous individuals. The Hong Kong Computer Emergency Response Team Coordination Centre (HKCERT) reminds the public to be cautious of social media scams and to always...

Release Date: 18 Aug 2023 1920 Views

Introducing the New HKCERT “All-Out Anti-Phishing” Thematic Page

Noticing that hackers are deploying phishing through various means, including email, social media and SMS, phishing attacks have become an increasingly threatening major cyber security threat in Hong Kong. Such phishing scams have posed a great impact to our society that individual victims could suffer from...

Release Date: 16 Aug 2023 1840 Views

Information security impact arising from Conficker.C worm

Introduction Conficker (also known as Downadup, Kido) is a computer worm that targets the Microsoft Windows operating system. It keeps on evolving since its first appearance in November 2008. Variant A, B, B++ were reported in from November 2008 to February...

Release Date: 25 Mar 2009 7675 Views

Global Conficker worm outbreak, millions of computers fallen

Introduction Into 2009, a worm called Conficker (also known as Downadup or Kido) sweeping the globe in a short period of time. According to the estimation by antivirus software company, over a million computers infected in global [Note: 1]. It is...

Release Date: 2 Feb 2009 4160 Views