Network Security Protocols: Part I


As an IT security professional, one of the areas where I gained a significant amount of knowledge and experience in is network security.  Working for a telecommunications company, it’s pretty much a given that if you are working in security, you are dealing with network security protocols such as IPsec, SSL/TLS and SSH.   I started off primarily working with IPsec and eventually was exposed to TLS and finally, SSH.  One of the real issues that I first encountered was differentiating between these network security protocols. It took me time to be able to understand and explain the following:

  • “What is the difference between these network security protocols?”
  • “Which one shall I use?”


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