When Matasano Chargen suggested reading Nate Lawson’s blog, I immediately added it to my Bloglines collection. Today I read Building a Mesh Vs a Chain and Mesh Approach vs Defense-in-depth. With a mesh, its clear that if you cut one or more links, your security still holds. With a chain, any time a single link is cut, the whole chain fails. A mesh implies many interdependent checks, protection measures, and stopgaps. A chain implies a long sequence of independent checks.”]
Source: https://taosecurity.blogspot.com/2007/03/mesh-vs-chain.html