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Trend Micro Web Security (TMWS) Web Content Caching

    • Updated:
    • 6 Sep 2020
    • Product/Version:
    • Trend Micro Web Security 3.0
    • Platform:
    • N/A
Summary

This article describes the web content caching of Trend Micro Web Security (TMWS).

Details
Public

TMWS Web Content Caching

  • For users connected directly to TMWS cloud scanner, the flow for web content caching is: User > Browser cache > TMWS authentication (if needed) > Policy > ATS (cache) > Website.
  • For users connected to TMWS On-premise gateway, the flow is: User > Browser cache > TMWS authentication (if needed) > Policy > Website.

Conditions

  • If the browser has web content cache, no request will be sent to TMWS.
  • If the ATS (Apache Traffic Server) has web content cache, TMWS will not contact the web server to request for the website.

Other information

  • TMWS cloud scanner uses ATS as caching server at the backend.
  • Web content caching is not configurable and not visible to end-user.
  • On-premise gateway does not have ATS service.
  • All TMWS cloud scanner instance has local ATS service on same instance. ATS has 5 GB local cache size.
  • ATS is configure to follow the RFC for HTTP Caching and save the content based on the expiration time in the HTTP header.
Premium
Internal
Partner
Rating:
Category:
SPEC
Solution Id:
000268174
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