Online Search and Security Tools and Resources for the Investigative and Intelligence Professional

Last updated: August 3, 2016.

While there are a large number of search resources available online, it is often challenging to find the most effective tool for locating a specific type of data.

TII’s extensive network of online research professionals have created and maintain this collection of some of the best free OSINT tools and resources available for investigative and research professionals to assist in finding people, places, things, and much more.

Click any category below to expand the selection. To report a broken link or to make a suggestion, contact us

More Free Search Resources

TII’s Online Research and Intelligence Newsletter is a FREE resource relied on by thousands of intelligence, research, and investigative professionals worldwide. Each month, TII’s experts compile industry-related articles and resources to help you be “in-the-know,” providing you with a competitive edge as technology advances. Visit our newsletter archive to access previous editions.

In addition to this valuable resource, TII is pleased to provide FREE access to our “cheat sheets,” compiled by our industry experts, to help you understand and navigate various Internet intelligence, research, and investigation tools and techniques.

    • TII Online Investigator’s Checklist™
      The TII Online Investigator’s Checklist™ is designed to be an active reference guide to assist you with current and future online investigations and should be used in conjunction with the Online Research Framework™
    • TII Online Research Framework™The TII Online Research Framework™ is designed to assist you with current and future online investigations and should be used in conjunction with the Online Investigators Checklist™

This resource section is a list of third party sites and applications that we have reviewed and used for our own purposes. We do not guarantee, express any warranty, or imply any affiliation or endorsement to these resources, nor can we assure that these resources will remain online or reliable in the future.