The Wolfram Language has a flexible system for managing cookies in HTTP requests. Each cookie is represented by a Wolfram Language association, and its properties (such as expiration date) are stored in computable form.

URLExecute — execute an HTTP request, sending and receiving cookies

URLRead  ▪  URLSubmit  ▪  HTTPRequest  ▪  HTTPResponse

HTTPRequestData — cookie information associated with a particular HTTP request

CookieFunction — what to do with cookies that are received from a request

$Cookies — list of all currently set cookies

$CookieStore — location to store persistent cookies (default: None)

FindCookies — find cookies set for a particular domain

ClearCookies — clear cookies that have been set

SetCookies — set cookies for a domain

Private Browsing

Block — localize $Cookies and $CookieStore to do localized private browsing