Path Traversal Attack Protection
agosto 18, 2023
A path traversal attack, or directory traversal, aims to access files and directories stored outside the web root folder. When the server does not check the user input strictly, by manipulating variables that reference files with “dot-dot-slash (../)” sequences and its variations or by using absolute file paths, it may be possible to access arbitrary […]
From Ripples to Waves: The Swift Evolution of the “Boat” Botnet
agosto 18, 2023
The botnet family “Boat” was first discovered by NSFOCUS Security Labs in June 2022. Its name comes from the fact that malicious samples in its early versions propagate with the file name “boat”. At the same time, since some malicious samples in later versions of this family retain symbolic information and there are a large […]
How to Achieve Sensitive Data Unlearning for Machine Learning Models?
agosto 11, 2023
As machine learning is increasingly used in data analysis in cybersecurity, there is a risk of privacy disclosure to some extent if models inadvertently capture sensitive information from training data. Since training data will exist in the model parameters for a long time, it is possible to directly output training samples if some data with […]
Blacklist Function Optimization on ADS R90F03
agosto 11, 2023
ADS R90F03 refactors the blacklist function. You can configure group-specific blacklist rules, and blacklists of different groups take effect independently. Besides, you can use a global blacklist to make related rules and blocked addresses take effect for all groups. Blacklist Introduction on ADS The blacklist function in ADS before R90F03 has the following features: ADS […]
KmsdBot: A Customized Botnet Family with DDoS and Mining Capabilities
agosto 7, 2023
I. Overview NSFOCUS Security Labs recently detected that a new botnet family KmsdBot, which combines DDoS and mining functions, has become active again. Attackers continue to replace C&C infrastructure and update Trojan versions. Compared with the traditional botnet-like family, KmsdBot adopts a brand-new architecture and is developed in the Go programming language. The simplicity, high […]
Cyber Heist – Cyber Madness 2023
agosto 5, 2023
Cyber Heist, Aug 1-2, 2023, The Globe Tower in BGC, Taguig City, Philippines. This event aims to raise awareness of common cybersecurity threats by immersing the attendees in simulations of cybersecurity breach scenarios. Our experts discussed with audiences about the best course of action in real-world scenarios, and showcased our security solution with live demos.
“Save” and “Apply” Buttons on ADS Configuration Page
agosto 3, 2023
When working with the ADS, it is important to understand the role of the “Apply ” and “Save” buttons located in the upper-right corner of the configuration pages. Apply: Clicking the “Apply” button will apply and enforce the configuration changes, making them effective in the RAM of the ADS. These changes will take effect immediately […]
NSFOCUS ISOP: XDR Technology Empowered with Strong SOAR Capabilities for Modern SOC
agosto 3, 2023
SANTA CLARA, Calif., Aug 3, 2023 – NSFOCUS, a global provider of intelligent hybrid security solutions, today announced the general availability of NSFOCUS Intelligent Security Operations Platform (ISOP), an innovative security analytics and intelligent operations platform that can streamline the security analyst experience, rejuvenate threat response efficiency and improve security operations productivity. NSFOCUS ISOP was […]
QNAP Multiple Vulnerabilities Notification
agosto 2, 2023
Overview Recently, NSFOCUS CERT monitored that QNAP officially released the QVPN code execution vulnerability and QANP denial-of-service vulnerability. Affected users should take protective measures as soon as possible. VPN Code Execution Vulnerability (CVS 2022-27595): There is a code execution vulnerability in the Windows version of the QVPN client, which can be exploited by authenticated local […]