{
  "title":"Shared Array Buffer",
  "description":"Type of ArrayBuffer that can be shared across Workers.",
  "spec":"https://tc39.es/ecma262/#sec-sharedarraybuffer-objects",
  "status":"other",
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    {
      "url":"https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer",
      "title":"MDN article"
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    {
      "url":"https://hacks.mozilla.org/2020/07/safely-reviving-shared-memory/",
      "title":"Mozilla Hacks article on safely reviving shared memory"
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  "notes":"",
  "notes_by_num":{
    "1":"Has support, but was disabled across browsers in January 2018 due to Spectre & Meltdown vulnerabilities.",
    "2":"Enabled by default in Nightly, but not in Beta/Developer/Release.",
    "3":"Requires cross-origin isolation by having [Cross-Origin-Embedder-Policy (COEP)](#feat=mdn-http_headers_cross-origin-embedder-policy) and [Cross-Origin-Opener-Policy (COOP)](#feat=mdn-http_headers_cross-origin-opener-policy) headers set. [Mozilla Hacks article](https://hacks.mozilla.org/2020/07/safely-reviving-shared-memory/) for context."
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}