When I go to:
https://graph.facebook.com/search?q=http%3A%2F%2Fwww.google.com&type=post
I get
{
"data": [
{
"id": "100002667502867_210058145759767",
"from": {
"name": "Alessio Diesse",
"id": "100002667502867"
},
"message": "I just redeemed this deal! Check it out: http://www.google.com",
"type": "status",
"application": {
"name": "SpotOnCo App",
"canvas_name": "spotonco-app",
"namespace": "spotonco-app",
"id": "132159653549822"
},
"created_time": "2012-02-12T00:53:28+0000",
"updated_time": "2012-02-12T00:53:28+0000"
},
{
"id": "100001565919790_296841673711361",
"from": {
"name": "Victor Asuquo",
"id": "100001565919790"
},
"message": "\u003Ca href=\"http://www.google.com\"> click here to click here \u003C/a>",
"type": "status",
"application": {
"name": "BlackBerry",
"canvas_name": "viabberry",
"namespace": "viabberry",
"id": "111498688870155"
},
"created_time": "2012-02-11T23:46:43+0000",
"updated_time": "2012-02-11T23:46:43+0000"
},
...
When I go to the same link adding an access token, I get:
{
"data": [
]
}
So the moral of the story here is: don't add &access_token=VALID_ACCESS_TOKEN to the query and you'll be accessing public data. ;)