Protecting Communications with IP Security
IP Security (IPSec) is a mechanism or policy for establishing end-to-end encryption of all data packets sent between computers. IPSec operates at Layer 3 of the OSI model and subsequently uses packets for all traffic between computers participating in the IPSec policy.
IPSec is often considered to be one of the best ways to secure the traffic generated in an environment, and is useful for securing servers and workstations, both in high-risk Internet access scenarios and also in private network configurations as an enhanced layer of security.
Fundamentals of IPSec
As mentioned earlier, all traffic between participating computers (whether initiated by an application, the operating system, services, and ...
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