Where does attacker get our information?

Where does the attacker get our information?

Our information can be found in the following

1. Facebook

Unless the privacy setting in the Facebook is set correctly, else the public can view your post and personal information.

2. Linkedin

Your personal detail : education history, employment history and other can be found. Unless privacy is properly set.

3. Public Phone Directory

Name and address can be found

4. Website

Some company website have their organization chart, contact and other information published in the Internet.

5. Authority Listing
   Some country authority publish limited information on individual and company in the web for public to access.

We need to balance the information had is available from the web.

Attacker can get information through Inference Attack.