-Click on the icon “ ⋮ ” on top-right of the window.
-Select "Settings" and then "advanced".
-In the section "Privacy and Security" select the options your want.
-Press your "Alt" key.
-In the menu that will open on top of the browser, select "Tools" and then "Options".
-Now select the section "Privacy and Security", scroll to the chapter "Cookie and web data" where you will be able to delete and/or block cookies
-Go to "settings", then select "Advanced settings".
-Inside "Privacy and services" setting, select "Cookies" and select the options you prefer.
-Save changes.
-Select "Preferences" in the tools bar, then select the panel "Security" in the dialog window that follow.
-In the section "Accept cookie" it's possible to specify when and if Safari will save this type of infos.
-For major informations of which cookies are stored on your browser, click "Show cookies".