Firefox plugin help

[the.kaushik]

Is there a plugin for firefox that wont let user to open firefox without password!So if the user dont know the password then the browser wont open!
If yes can you please let me know! I dont want anyone else to see my bookmarks!

 

[debsuvra]

Check this *nic-nac-project.de/%7Ekaosmos/index-en.html

 

[the.kaushik]

Are you talking about ProfilePassword per Firefox.. Then i dont know what it is for and languge i cant read also.. Also my firefox showed a certification error for the site