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The difference between IPSEC and PPTP

What is the difference between Internet Protocol Security (IPSEC) and Point-to-Point Tunneling Protocol (PPTP)?

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They are two different protocols aimed at providing Internet Protocol security. There is a good article by Julie Bort that describes the two and points out the similarities and differences much better than I could in this limited space.

This was first published in April 2001

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