07-29-2013, 10:36 AM
Medi, see this page you can limit who can view.
https://support.google.com/picasa/answer/113516?hl=en
And your options are found here
https://support.google.com/picasa/answer/39551
Now that you have posted to the world (until you limit visibility) Did you upload and nekid pics by mistake? If so I would make the setting changes as quickly as possible. :-)