Network Address Translation (NAT) is a technology that has, in a small way, revolutionized Internet communications. NAT allows multiple computers on a LAN to share a single public IP address for ...

IPsec is a critical element in building a scalable and secure SD-WAN fabric. The right IPsec is key to making it happen. Robert Sturt published an article title “SD-WAN vs. VPN: How do they compare?” ...

VPN (Virtual Private Network) is a technology that provides secure communication through an insecure and untrusted network (like the Internet). Usually, it achieves this by authentication, encryption, ...

IPsec is an addition to IP protocol that allows authentication and encryption of IP datagrams. It is defined in detail in IETF RFCs 2401, RFC 2402, RFC 2406 and RFC 2407 (see Resources). IPsec can be ...

Build Your Skills: Learn why NAT can cause VPN connection problems Your email has been sent Why network address translation (NAT) on an Internet router keeps the VPN client from making the connection ...

The use of IPsec is pervasive throughout the networking industry. However, many organizations are using IPsec in sub-optimal configurations that result in weaker connection security. Many ...

As digital networks grow in complexity, securing data in transit has become a top priority. Cyber threats, ranging from man-in-the-middle attacks to large-scale data breaches, make strong encryption ...

IPsec is a suite of protocols that are used to secure internet communications—in fact, the name itself is an abbreviation for Internet Protocol Security. IPsec was first codified in the ’90s, spurred ...