EDN

IPsec, a Tutorial–Part V

As discussed above, IPsec delivers data confidentiality services by executing a transform on plain text data. Common ciphers used in the IPsec transform are DES, 3DES, and AES. All of these transforms ...
Linux Journal

Creating VPNs with IPsec and SSL/TLS

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, ...
Linux Journal

The IP Security Protocol, Part 2

In Part 1 of this article, we talked about security issues related to sending and receiving IP packets and the function of IP Security, or IPSec. We also discussed different levels of security and ...
EDN

IPsec, a Tutorial–Part VI

There are several basic tasks that must typically be addressed when implementing IPsec. In this section we will explore basic tasks common to most of the fundamental IPsec VPN implementations, ...