The OSI Model's 7 Layers and Their Security Appliances
Imagine you're sending a handwritten letter to a friend. First, you write it, then place it in an envelope, mail it, and wait for them to...
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UMV Security Blog
cwylee4
11월 18일3분 분량
The Godzilla Webshell: A Growing Cybersecurity Threat to Healthcare
The Health Sector Cybersecurity Coordination Center (HC3) has recently identified a cyber threat to the healthcare sector: Godzilla...
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cwylee4
11월 11일5분 분량
The Rise of Cyberterrorism: A Growing Threat in an Unstable World
In recent years, the global security landscape has dramatically transformed as cyberspace emerges as a new frontier for warfare and...
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cwylee4
10월 22일2분 분량
Web Shells and Lateral Movement
A web shell is a malicious script or program that is uploaded to a compromised web server. It provides an attacker
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cwylee4
10월 11일3분 분량
The Evolution of the China Chopper
Introduction: Among the pantheon of cyber threats, the China Chopper web shell stands out for its tiny size yet formidable capabilities....
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cwylee4
10월 2일5분 분량
APT41’s Cyber Espionage Campaign: Web Shells at the Core of Network Infiltration
In July 2024 , the cyber espionage group APT41 resurfaced in a significant attack on critical infrastructure in Italy , once again...
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cwylee4
9월 24일3분 분량
Blog Post: August 2023 LockBit Ransomware Attacks
In August 2023, the notorious LockBit ransomware gang ramped up their attacks, targeting organizations across multiple sectors, including
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