So if I asked you a question What is your primary source of data.
Many people would answer by Google and actually an ocean of data out there in the world that is not
accessed by Google.
And it's actually depending on your use case you need to collect relevant information so prepared for
a certain kind of attack.
Open Source Intelligence or as abbreviated by O society is the collection and analysis of information
that is gathered from the public or open sources.
And it has mainly six sources such as media.
You can look into newspapers magazines radio television on information related to the target that you
want to type or compromise.
You can look on the Internet which is the easiest way to do such as.
Of course YouTube social media sites Facebook Twitter Instagram Google blogs discussion groups some
kind of websites like People and BQ etc..
Another source is public government and data such as speeches websites press conferences telephone identities.
Another source can be commercial data such as professional databases and related databases.
Another source is academic publications such as conferences academic papers journals and last but not
these great literature such as patents reprints technical reports and business Dawkins.