A protocol for encrypting and securing ip communication between hosts. The important point is that IPsec is encrypting everything that happens; it isn't just (for example) ssh which encrypts/secures a login or https which secures a browser session.
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More Articles by Tony Lawrence © 2011-07-07 Tony Lawrence
The idea that Bill Gates has appeared like a knight in shining armour to lead all customers out of a mire of technological chaos neatly ignores the fact that it was he, by peddling second rate technology, led them into it in the first place, and continues to do so today. (Douglas Adams)