Category: Open Source

  • The “Second Coming”: Shai Hulud Returns to npm

    A surge of malicious activity in the npm ecosystem re-emerged on November 24, linked to the Shai Hulud campaign. The attack targets gaps in authentication token migration, potentially compromising developer environments. Hundreds of packages were affected, prompting organizations to audit dependencies, rotate credentials, and enhance security measures to mitigate risks associated with exposed secrets.

  • Meta’s Controversial AI Training: Piracy Allegations Explained

    Meta faces allegations of digital piracy for reportedly reuploading 30% of pirated books used in AI training, raising critical cybersecurity and intellectual property concerns. Internal emails reveal executives were aware of potential legal risks. The reliance on sources like shadow libraries could lead to malware risks and data integrity issues, complicating fair use defenses.

  • Understanding Code Access Security (CAS) in the Microsoft .NET Framework

    Code Access Security (CAS) was an essential security feature in the Microsoft .NET framework, controlling how untrusted code accessed system resources. Despite its significance, it became obsolete with .NET Core due to complexity and inefficiency.

  • Your First Cybersecurity Home Lab: What to Consider

    Building a cybersecurity home lab allows you to explore areas like network security and penetration testing. Start with basic hardware, create segmented networks, and use virtualization to simulate threats safely. Incorporate tools for offensive and defensive practices while also ensuring ethical and legal considerations. This approach fosters hands-on learning and skill development.

  • Preparing for the Windows 11 Transition: What IT Teams Need to Know

    With 70% of Microsoft’s 850 million active users on Windows 10, IT teams face critical transitions as the End of Support deadline approaches. Microsoft’s aggressive push for Windows 11 brings challenges like hardware upgrades and user resistance. Proactive planning and strategy are vital for seamless migration and operational security during this change.

  • October 2024 Patch Tuesday: Five Zero-Days Fixed Amid 118 Vulnerabilities

    In October 2024, Microsoft addressed 118 vulnerabilities, including five zero-days, two actively exploited. Key vulnerabilities included three critical remote code executions. Other patched vulnerabilities ranged from elevation of privilege to denial of service. Users are urged to apply these patches promptly, while Adobe also released key updates for its products.

  • Building a Simple Penetration Testing Drop Box for Remote Network Assessments: A Guide

    Penetration testing is a flexible skill for cybersecurity analysts. A drop box, like the one built with a Raspberry Pi 3 and TP-Link AC1300 Wi-Fi adapter, provides secure, cost-effective, and easy network access. Netizen offers cybersecurity services, including penetration testing, vulnerability assessments, and automation tools. Visit www.netizen.net/contact for inquiries.

  • Open Source Adoption: Switzerland Leads the Way with EMBAG Legislation

    Switzerland has enacted EMBAG, mandating open-source software use in the public sector, promoting transparency and security. The US has a cautious approach due to security concerns, but may need to reassess. Open source fosters innovation, cost savings, and enhances security.

  • Blockchain Security: The Power of Cryptographic Algorithms

    Cryptography has been crucial in securing data since ancient times, evolving from the Caesar cipher to modern blockchain technology. Blockchain heavily relies on cryptography to ensure data integrity and security. Public and private keys, digital signatures, hashing, and cryptographic algorithms like SHA-256 and ECDSA play vital roles in blockchain security. Common vulnerabilities, recent advancements, and…

  • Understanding Security Information and Event Management (SIEM)

    SIEM, or Security Information and Event Management, is a crucial tool that helps organizations detect and respond to security threats effectively. Over the years, SIEM has evolved to include advanced features like AI-driven automation, compliance management, and real-time threat recognition, making it an indispensable part of modern cybersecurity. At Netizen, we understand the importance of…