Double-Keyed Caching

Creator
Creator
Seonglae Cho
Created
Created
2025 Jan 11 12:39
Editor
Edited
Edited
2025 Jan 11 12:41
Refs
Refs
Browser cache transitions from single-key (URL) based to Double-Keyed Caching (request domain + URL) for privacy and attack mitigation
Safari: First introduced in 2013, Chrome and Firefox: Implemented around 2020 and now used by most browsers, with approximately 3.6% increase in cache miss rate and increased CDN costs, so domain consolidation and optimization are important due to these issues
 
 
 
 
 
 

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