### 3rdparty
-Allow WebExtensions to configure policy. For more information, see [Adding policy support to your extension](https://extensionworkshop.com/documentation/enterprise/adding-policy-support-to-your-extension/).
+Allow WebExtensions to configure policy. For more information, see [Adding policy support to your extension](https://extensionworkshop.com/documentation/enterprise/enterprise-development/#how-to-add-policy).
For GPO and Intune, the extension developer should provide an ADMX file.
`Locked` prevents the user from changing cookie preferences.
+`Default` determines whether cookies are accepted at all. (*Deprecated*. Use `Behavior` instead)
+
+`AcceptThirdParty` determines how third-party cookies are handled. (*Deprecated*. Use `Behavior` instead)
+
+`RejectTracker` only rejects cookies for trackers. (*Deprecated*. Use `Behavior` instead)
+
+`ExpireAtSessionEnd` determines when cookies expire. (*Deprecated*. Use [`SanitizeOnShutdown`](#sanitizeonshutdown-selective) instead)
+
**Compatibility:** Firefox 60, Firefox ESR 60 (RejectTracker added in Firefox 63, AllowSession added in Firefox 79/78.1, Behavior added in Firefox 95/91.4)\
**CCK2 Equivalent:** N/A\
**Preferences Affected:** `network.cookie.cookieBehavior`, `network.cookie.cookieBehavior.pbmode`, `network.cookie.lifetimePolicy`
Software\Policies\Mozilla\Firefox\Cookies\Allow\1 = "https://example.com"
Software\Policies\Mozilla\Firefox\Cookies\AllowSession\1 = "https://example.edu"
Software\Policies\Mozilla\Firefox\Cookies\Block\1 = "https://example.org"
-Software\Policies\Mozilla\Firefox\Cookies\Default = 0x1 | 0x0
-Software\Policies\Mozilla\Firefox\Cookies\AcceptThirdParty = "always" | "never" | "from-visited"
-Software\Policies\Mozilla\Firefox\Cookies\ExpireAtSessionEnd = 0x1 | 0x0
-Software\Policies\Mozilla\Firefox\Cookies\RejectTracker = 0x1 | 0x0
Software\Policies\Mozilla\Firefox\Cookies\Behavior = "accept" | "reject-foreign" | "reject" | "limit-foreign" | "reject-tracker" | "reject-tracker-and-partition-foreign"
Software\Policies\Mozilla\Firefox\Cookies\BehaviorPrivateBrowsing = "accept" | "reject-foreign" | "reject" | "limit-foreign" | "reject-tracker" | "reject-tracker-and-partition-foreign"
Software\Policies\Mozilla\Firefox\Cookies\Locked = 0x1 | 0x0
```
OMA-URI:
```
-./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~Cookies/Cookies_Default
-```
-Value (string):
-```
-<enabled/> or <disabled/>
-```
-OMA-URI:
-```
-./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~Cookies/Cookies_AcceptThirdParty
-```
-Value (string):
-```
-<enabled/>
-<data id="Cookies_AcceptThirdParty" value="always | never | from-visited"/>
-```
-OMA-URI:
-```
-./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~Cookies/Cookies_ExpireAtSessionEnd
-```
-Value (string):
-```
-<enabled/> or <disabled/>
-```
-OMA-URI:
-```
-./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~Cookies/Cookies_RejectTracker
-```
-Value (string):
-```
-<enabled/> or <disabled/>
-```
-OMA-URI:
-```
./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox~Cookies/Cookies_Locked
```
Value (string):
<array>
<string>http://example.org</string>
</array>
- <key>Default</key>
- <true/> | <false/>
- <key>AcceptThirdParty</key>
- <string>always | never | from-visited</string>
- <key>ExpireAtSessionEnd</key>
- <true/> | <false/>
- <key>RejectTracker</key>
- <true/> | <false/>
<key>Locked</key>
<true/> | <false/>
<key>Behavior</key>
"Allow": ["http://example.org/"],
"AllowSession": ["http://example.edu/"],
"Block": ["http://example.edu/"],
- "Default": true | false,
- "AcceptThirdParty": "always" | "never" | "from-visited",
- "ExpireAtSessionEnd": true | false,
- "RejectTracker": true | false,
"Locked": true | false,
"Behavior": "accept" | "reject-foreign" | "reject" | "limit-foreign" | "reject-tracker" | "reject-tracker-and-partition-foreign",
"BehaviorPrivateBrowsing": "accept" | "reject-foreign" | "reject" | "limit-foreign" | "reject-tracker" | "reject-tracker-and-partition-foreign",
**Compatibility:** Firefox 60, Firefox ESR 60\
**CCK2 Equivalent:** N/A\
-**Preferences Affected:** N/A
+**Preferences Affected:** `browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons`, `browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features`
#### Windows (GPO)
```
**Compatibility:** Firefox 60, Firefox ESR 60\
**CCK2 Equivalent:** `permissions.install`\
-**Preferences Affected:** `xpinstall.enabled`
+**Preferences Affected:** `xpinstall.enabled`, `browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons`, `browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features`
#### Windows (GPO)
```
places.
pref.
print.
+privacy.userContext.enabled (Firefox 126, Firefox ESR 115.11)
+privacy.userContext.ui.enabled (Firefox 126, Firefox ESR 115.11)
signon. (Firefox 83, Firefox ESR 78.5)
spellchecker. (Firefox 84, Firefox ESR 78.6)
toolkit.legacyUserProfileCustomizations.stylesheets (Firefox 95, Firefox ESR 91.4)