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Linux security

28 Dec, 2024

Most Frequently asked linux Interview Questions (2024)

Linux is an open-source, Unix-like operating system (OS) kernel that serves as the foundation for many different operating systems. It was initially created by Linus Torvalds in 1991 and has since become one of the most popular and widely used OS kernels in the world. Linux itself is just the kernel—the core part of the operating system that interacts with the hardware—but it is commonly packaged with a variety of software to create a complete operating system, often referred to as a Linux distribution (distro).

11 Dec, 2024

Twitter SeniorStaff Software Engineer, Security Infrastructure Interview Experience Share

The Senior Staff Software Engineer, Security Infrastructure position at Twitter is a highly technical role focused on building, securing, and scaling Twitter's infrastructure. This includes developing security controls, tools, and platforms to protect Twitter’s vast data and user base, particularly from internal and external threats. The role requires expertise in software development, security protocols, and the ability to design secure, scalable systems. Based on my experience interviewing for this position, here’s a comprehensive breakdown of the interview process, example questions, and tips for preparing.