Maltego
In the news:

SensePost, Paterva partner

Aug 7, 2014

Security professionals are overwhelmed by the sheer volumes of data that is coming at them, says SensePost.

Maltego knows what you did last summer

May 5, 2008

Co-developed by Paterva and Pinkmatter Solutions, the tool makes real-world links between e-mail addresses, domains and individuals.