Lemmy.World

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6,554 users here now

The World's Internet Frontpage Lemmy.World is a general-purpose Lemmy instance of various topics, for the entire world to use.

Be polite and follow the rules โš– https://legal.lemmy.world/tos

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Mozilla HTTP Observatory Grade

Lemmy.World is part of the FediHosting Foundation

founded 1 year ago
ADMINS
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submitted 7 months ago by L4s to c/secops
 
 

Exploiting Unsynchronised Clocks::TL;DR According to data from RIPE, over 40% of computers attached to the Internet have a few seconds of clock drift, which with the right combination of headers, will make an HTTP response unintentionally cacheable. Background Like many parts of the HTTP model, caching has been extended and revised multiple times over the years. The result is a confusing set of response header values, which affect the way that the browser may or may-not cache the response.

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submitted 7 months ago by repostbot33 to c/netsec
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