{
  "http": {
    "headers": {
      "Set-Cookie": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTTP/Headers/Set-Cookie",
          "support": {
            "chrome": {
              "version_added": true
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": true
            },
            "firefox_android": {
              "version_added": true
            },
            "ie": {
              "version_added": true
            },
            "opera": {
              "version_added": true
            },
            "opera_android": {
              "version_added": true
            },
            "safari": {
              "version_added": true
            },
            "safari_ios": {
              "version_added": true
            },
            "samsunginternet_android": {
              "version_added": true
            },
            "webview_android": {
              "version_added": true
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "HttpOnly": {
          "__compat": {
            "description": "<code>HttpOnly</code>",
            "support": {
              "chrome": {
                "version_added": "1"
              },
              "chrome_android": {
                "version_added": true
              },
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "3"
              },
              "firefox_android": {
                "version_added": "4"
              },
              "ie": {
                "version_added": "9"
              },
              "opera": {
                "version_added": "11"
              },
              "opera_android": {
                "version_added": true
              },
              "safari": {
                "version_added": "5"
              },
              "safari_ios": {
                "version_added": "4"
              },
              "samsunginternet_android": {
                "version_added": true
              },
              "webview_android": {
                "version_added": "37"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "Max-Age": {
          "__compat": {
            "description": "<code>Max-Age</code>",
            "support": {
              "chrome": {
                "version_added": true
              },
              "chrome_android": {
                "version_added": true
              },
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": true
              },
              "firefox_android": {
                "version_added": true
              },
              "ie": {
                "version_added": "8"
              },
              "opera": {
                "version_added": true
              },
              "opera_android": {
                "version_added": true
              },
              "safari": {
                "version_added": true
              },
              "safari_ios": {
                "version_added": true
              },
              "samsunginternet_android": {
                "version_added": true
              },
              "webview_android": {
                "version_added": true
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        },
        "SameSite": {
          "__compat": {
            "description": "<code>SameSite</code>",
            "support": {
              "chrome": {
                "version_added": "51"
              },
              "chrome_android": {
                "version_added": "51"
              },
              "edge": {
                "version_added": "16"
              },
              "firefox": {
                "version_added": "60"
              },
              "firefox_android": {
                "version_added": "60"
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": "39"
              },
              "opera_android": {
                "version_added": "41"
              },
              "safari": [
                {
                  "version_added": "13",
                  "notes": "Safari 13 on macOS 10.14 (Mojave), treats <code>SameSite=None</code> and invalid values as <code>Strict</code>. This is fixed in version 10.15 (Catalina) and later."
                },
                {
                  "version_added": "12",
                  "partial_implementation": true,
                  "notes": "Treats <code>SameSite=None</code> and invalid values as <code>Strict</code> in macOS before 10.15 Catalina. See <a href='https://webkit.org/b/198181'>bug 198181</a>."
                }
              ],
              "safari_ios": [
                {
                  "version_added": "13"
                },
                {
                  "version_added": "12.2",
                  "partial_implementation": true,
                  "notes": "Treats <code>SameSite=None</code> and invalid values as <code>Strict</code> in iOS before 13. See <a href='https://webkit.org/b/198181'>bug 198181</a>."
                }
              ],
              "samsunginternet_android": {
                "version_added": "5.0"
              },
              "webview_android": {
                "version_added": "51"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          },
          "Lax": {
            "__compat": {
              "description": "<code>SameSite=Lax</code>",
              "support": {
                "chrome": {
                  "version_added": "51"
                },
                "chrome_android": {
                  "version_added": "51"
                },
                "edge": {
                  "version_added": "16"
                },
                "firefox": {
                  "version_added": "60"
                },
                "firefox_android": {
                  "version_added": "60"
                },
                "ie": {
                  "version_added": false
                },
                "opera": {
                  "version_added": "39"
                },
                "opera_android": {
                  "version_added": "41"
                },
                "safari": {
                  "version_added": "12"
                },
                "safari_ios": {
                  "version_added": "12.2"
                },
                "samsunginternet_android": {
                  "version_added": "5.0"
                },
                "webview_android": {
                  "version_added": "51"
                }
              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
              }
            }
          },
          "Lax_default": {
            "__compat": {
              "description": "Defaults to <code>Lax</code>",
              "support": {
                "chrome": {
                  "version_added": "80"
                },
                "chrome_android": {
                  "version_added": "80"
                },
                "edge": {
                  "version_added": "80"
                },
                "firefox": {
                  "version_added": "69",
                  "flags": [
                    {
                      "type": "preference",
                      "name": "network.cookie.sameSite.laxByDefault",
                      "value_to_set": "true"
                    }
                  ]
                },
                "firefox_android": {
                  "version_added": false
                },
                "ie": {
                  "version_added": false
                },
                "opera": {
                  "version_added": "67"
                },
                "opera_android": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                },
                "safari_ios": {
                  "version_added": false
                },
                "samsunginternet_android": {
                  "version_added": false
                },
                "webview_android": {
                  "version_added": "80"
                }
              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
              }
            }
          },
          "None": {
            "__compat": {
              "description": "<code>SameSite=None</code>",
              "support": {
                "chrome": {
                  "version_added": "51"
                },
                "chrome_android": {
                  "version_added": "51"
                },
                "edge": {
                  "version_added": "16"
                },
                "firefox": {
                  "version_added": "60"
                },
                "firefox_android": {
                  "version_added": "60"
                },
                "ie": {
                  "version_added": false
                },
                "opera": {
                  "version_added": "39"
                },
                "opera_android": {
                  "version_added": "41"
                },
                "safari": {
                  "version_added": "13",
                  "notes": "Not supported prior to macOS before version 10.15 (Catalina)."
                },
                "safari_ios": {
                  "version_added": "13"
                },
                "samsunginternet_android": {
                  "version_added": "5.0"
                },
                "webview_android": {
                  "version_added": "51"
                }
              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
              }
            }
          },
          "Strict": {
            "__compat": {
              "description": "<code>SameSite=Strict</code>",
              "support": {
                "chrome": {
                  "version_added": "51"
                },
                "chrome_android": {
                  "version_added": "51"
                },
                "edge": {
                  "version_added": "16"
                },
                "firefox": {
                  "version_added": "60"
                },
                "firefox_android": {
                  "version_added": "60"
                },
                "ie": {
                  "version_added": false
                },
                "opera": {
                  "version_added": "39"
                },
                "opera_android": {
                  "version_added": "41"
                },
                "safari": {
                  "version_added": "12"
                },
                "safari_ios": {
                  "version_added": "12.2"
                },
                "samsunginternet_android": {
                  "version_added": "5.0"
                },
                "webview_android": {
                  "version_added": "51"
                }
              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
              }
            }
          },
          "secure_context_required": {
            "__compat": {
              "description": "Secure context required",
              "support": {
                "chrome": {
                  "version_added": "80"
                },
                "chrome_android": {
                  "version_added": "80"
                },
                "edge": {
                  "version_added": "80"
                },
                "firefox": {
                  "version_added": "69",
                  "flags": [
                    {
                      "type": "preference",
                      "name": "network.cookie.sameSite.noneRequiresSecure",
                      "value_to_set": "true"
                    }
                  ]
                },
                "firefox_android": {
                  "version_added": false
                },
                "ie": {
                  "version_added": false
                },
                "opera": {
                  "version_added": "67"
                },
                "opera_android": {
                  "version_added": false
                },
                "safari": {
                  "version_added": false
                },
                "safari_ios": {
                  "version_added": false
                },
                "samsunginternet_android": {
                  "version_added": false
                },
                "webview_android": {
                  "version_added": "80"
                }
              },
              "status": {
                "experimental": false,
                "standard_track": true,
                "deprecated": false
              }
            }
          }
        },
        "cookie_prefixes": {
          "__compat": {
            "description": "Cookie prefixes",
            "support": {
              "chrome": {
                "version_added": "49"
              },
              "chrome_android": {
                "version_added": "49"
              },
              "edge": {
                "version_added": "79"
              },
              "firefox": {
                "version_added": "50"
              },
              "firefox_android": {
                "version_added": "50"
              },
              "ie": {
                "version_added": false
              },
              "opera": {
                "version_added": "36"
              },
              "opera_android": {
                "version_added": "36"
              },
              "safari": {
                "version_added": true
              },
              "safari_ios": {
                "version_added": true
              },
              "samsunginternet_android": {
                "version_added": "5.0"
              },
              "webview_android": {
                "version_added": "49"
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      }
    }
  }
}