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Defense in Depth
: Security Pattern Space
A security failure in a compartment can cause the whole system to crash.
How can we make the system robust against security failures?
Employ security measures at multiple layers of an application and throughout its operating environment.
Defense In Depth is more a security principle. In fact this is considered to be the core security principles for system architecture.
qmail does not employ only one security mechanism, rather it has security solutions built in different levels of architecture.
Hafiz et. al.
Last modified: May 05, 2012
and Maintained by: Munawar Hafiz