Re:HTTP Caching, a Refresher
by paulddraper on Wednesday December 24, 2025 @01:55AM
(#46373144)
Vary is Very important.
> the cache MUST NOT use that stored response without revalidation unless all the presented request header fields nominated by that Vary field value match those fields in the original request
You’ll find that some have creative readings of MUST NOT.
> the cache MUST NOT use that stored response without revalidation unless all the presented request header fields nominated by that Vary field value match those fields in the original request
You’ll find that some have creative readings of MUST NOT.