A surprisingly big number of top-name websites—Facebook and PayPal among them—recently tested positive for a critical, 19-year-old vulnerability that allowed attackers to decrypt encrypted data and ...

The world is about to get another reminder about just how much of the Internet runs on technology maintained by a handful of coders working on a shoestring budget. OpenSSL — the software used by ...

In this article, we take a look at how SELinux can help increase the security of networked systems, as well as the design and implementation of its network-specific security controls. We then walk ...

Welcome! Throughout this course, Network Systems Foundations, you will delve into the fundamental layers of network communication. You will start with a thorough discussion of the Link Layer and its ...