Cookie information is stored in the profile folder, in two files. Starting with Firefox 3.0 and SeaMonkey 2.0 the cookie information is stored in the files cookies.sqlite and permissions.sqlite. In Firefox 2 or below and Mozilla Suite/SeaMonkey 1.x, cookies are stored in the cookies.txt file and cookie site permissions are stored in the hostperm.1 file.
| File | Description |
|---|---|
| cookies.sqlite cookies.txt |
Holds all of your cookies, including login information, session data, and preferences. |
| permissions.sqlite hostperm.1 |
Holds preferences about which sites you allow or prohibit to set cookies, to display images, to open popup windows and to initiate extensions installation. |
Firefox cookie stored location
原文：http://www.cnblogs.com/zhaxichun/p/6142833.html