The technology provides secure remote access to a broad spectrum of applications and network resources Application-layer VPNs are generating lots of attention these days. Proponents cite the ...

Listen carefully. The top level of the OSI Reference Model and the IETF protocol stack is the application layer. The application layer, however, doesn’t do applications. It provides services such as ...

There’s a whole group of vendors looking to ease the installation of IP VPNs by supporting application layer technology. Companies such as Neoteris, NetSilica and Netilla Networks (the author of this ...

Modern software applications are underpinned by a large and growing web of APIs, microservices, and cloud services that must be highly available, fault tolerant, and secure. The underlying networking ...

Application layer distributed denial of service (DDoS) attacks are on the rise, and organizations must protect themselves from this uptick in application layer attacks and from the overall scourge of ...

Legacy networking approaches don’t align with the way that cloud providers create services or access and only introduce more complexity. Move to the cloud, but leave your traditional networking behind ...

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 ...