Why We Use Cookies
Cookies - What They Are
HTTP is, by design, a stateless protocol. Each HTTP transaction occurs independent of any previous or future transaction. Each transaction (session) consists of these steps:
1) user connects to a HTTP server, making a request for a web page (or other data)
2) server acknowledges request, responds with web page (or other data)
3) transaction is terminated (disconnects)There is no way for the server to “relate” transactions to each other. No way for the server to know there was a previous transaction with a particular client nor what happened if there was. Hence, the concept of stateless.
Problems using Cookies
The most obvious problem relying on cookies is a user completely disabling them. If your web page relies on them,
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