Which technology is used to improve web traffic performance by proxy caching?
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A. B. C. D.A.
The technology used to improve web traffic performance by proxy caching is the WSA or Web Security Appliance. The WSA is a network security device that provides web security and filtering capabilities, including URL filtering, malware protection, and data loss prevention. The WSA can also act as a proxy server, allowing it to cache web content and serve it to users locally, which improves performance by reducing the amount of data that needs to be transmitted over the network.
The proxy caching feature of the WSA works by storing frequently accessed web content, such as images, videos, and other static content, in its cache memory. When a user requests this content, the WSA serves it from its cache instead of retrieving it from the web server, which can significantly reduce response times and bandwidth usage.
Additionally, the WSA can also apply policies to control access to specific web content based on user groups, time of day, or other criteria. This feature can help improve web security and prevent unauthorized access to sensitive information.
In contrast, Firepower and FireSIGHT are network security technologies that provide intrusion prevention, network visibility, and threat intelligence capabilities. ASA (Adaptive Security Appliance) is a firewall technology that provides network security and VPN connectivity. These technologies do not offer proxy caching features to improve web traffic performance.