OSINT notes, guides and field lessons.

Practical thinking on open-source intelligence, investigation methods and public-source research.

Cognitive Bias in Intelligence Assessments

The greatest threat to good intelligence analysis is often the way we interpret the information we have collected. Intelligence analysts are required to make

The Intelligence Process

Whether supporting a criminal investigation, conducting due diligence on a company, researching geopolitical developments, or assessing insider threats, every intelligence product begins in the

The History of OSINT

Today, OSINT is one of the fastest-growing disciplines in investigations. Law enforcement agencies use it to identify suspects, financial institutions rely on it

What Is OSINT? Understanding Open-Source Intelligence

If you've spent any time around investigators, journalists, law enforcement or corporate security teams, you've almost certainly come across the

UK Legislation Every OSINT Practitioner Should Understand

Open-source intelligence (OSINT) is loosely defined as the collection and analysis of publicly available information to support decision-making. While that definition is

Practical Name Matching Techniques

Understanding why names vary is only the first step. Experienced investigators develop a systematic process for generating alternative spellings and testing them during an

Transliteration in OSINT

Finding information about a person is often straightforward when every source records their name in exactly the same way. Unfortunately, that is rarely the