For many years, security monitoring relied on gathering data from layer 4 of the OSI model through such data types as NetFlow. Because layer 4 data dealt with the transport layer, it isn't the most ...

A hot new trend in firewalls is the application-layer firewall, sometimes called an application shield. Although the attack sequences we used in this roundup could be described as “application layer” ...

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 ...

At the core of blockchain networks lies a fundamental architectural principle called layering. Layering in blockchain refers to organizing different functionalities and protocols into separate layers, ...