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What is the maximum size of a cookie, and how many can be stored in a browser for each web site?

Fresh3 days ago
Mar 15, 202625776 views
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Problem

I am learning about cookies, and I wonder about browser support: For each domain/web site, how many cookies may be sent to a browser, and of what size? If multiple cookies are sent and stored, does that affect performance?

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Fix for: What is the maximum size of a cookie, and how many can be stored in a browser for each web site?

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Different browsers have different size limits on cookies. Some general guidelines: Most of the documentation I've found (and there isn’t much) suggests that web browsers must support a minimum of: 300 cookies in total 20 cookies per domain 4096 byte…

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