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Security-related performance problems can happen in a few key areas - some of which you have control over, and some of which you don't. While each of these areas by itself may not amount to much, the cumulative performance penalty can be significant.

"Tim Kaldec et Yoav Weiss se sont donc inspirés de ce mécanisme [Content Security Policy], pour le transposer au sujet de la performance web, en proposant un nouvel en-tête HTTP (Content Performance Policy) permettant de déclarer précisément le degré de compatibilité d'une page avec certaines bonnes pratiques de performance web. À la charge ensuite du navigateur web, de forcer l'application des bonnes pratiques annoncées qui ne seraient pas respectées par l'éditeur."

SPDY is awesome. It's the first real upgrade to HTTP in 10+ years, it tackles high latency mobile networks performance issues and it makes the web more secure. SPDY is different than HTTP in many ways, but its primary value comes from being able to multiplex many requests/responses from client to server over a single (or few) TCP connections.

netflow,network anomaly detection, network behavior analysis, network monitoring software,network security software,intrusion detection system,application monitoring software,network delay simualtor

Use this file to prevent your computer from connecting to selected internet hosts. This is an easy and effective way to protect you from many types of spyware, reduces bandwidth use, blocks certain pop-up traps, prevents user tracking by way of "web bugs" embedded in spam provides partial protection to IE from certain web-based exploits and blocks most advertising you would otherwise be subjected to on the  internet.