Tom Caliendo - Secjuice

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Tom Caliendo

Author of The OSINT Guide - when a Google Search Just Doesn’t Cut It. Available at TheOsintGuide.com and on Amazon amazon.com/author/tom-caliendo

Use OSINT to Investigate a Phishing Scam

Use OSINT to Investigate a Phishing Scam

One of the greatest tools for infosec professionals to investigate and prevent phishing scams is actually just a collection of websites that produce information that is free and open to the public, also known as Open Source Intelligence (OSINT). This article will identify and explain several OSINT methods that are

Download Websites to Find OSINT

Download Websites to Find OSINT

Websites are full of useful information that is hidden in source code or small print in obscure subdomain. The following is an excerpt from the book, The OSINT Guide, by Thomas Caliendo. Here we will walk through how to discover Open Source Intelligence (OSINT) by downloading a website to search

Understanding the Implications of the Europcar Data Breach

Understanding the Implications of the Europcar Data Breach

In recent years, data breaches have become a concerning trend, affecting companies across various industries. One such incident involved Europcar, a prominent car rental company, which was embroiled in controversy following claims of a massive data breach affecting millions of its customers. However, as investigations unfolded, it became apparent that

Data Breaches and the Role of Stolen Credentials in 2023

Data Breaches and the Role of Stolen Credentials in 2023

Tom Caliendo unravels the intricate web of U.S. data breaches, spotlighting the rise of stolen credentials and the shadowy underworld of the dark web driving these cyber threats.

OSINT for Plane Tracking: Uncover the Secrets of Aircraft Surveillance

OSINT for Plane Tracking: Uncover the Secrets of Aircraft Surveillance

Discover the world of aircraft surveillance using OSINT! Learn effective techniques to track planes, explore aviation resources, and enhance your aircraft tracking methods, just like those who tracked Elon Musk's jet.

How OSINT Is Used In SIM Swap Scams

How OSINT Is Used In SIM Swap Scams

Learn how scammers leverage OSINT when running SIM swap scams, and some of their common techniques.

Conflict of Interest: How to Research Corporate Lobbying & Lobbyists

Conflict of Interest: How to Research Corporate Lobbying & Lobbyists

A lot of the activity between corporations and politicians is publicly documented but it remains hidden because so few people know where to look.

Research Scanned Documents with Optical Character Recognition

Research Scanned Documents with Optical Character Recognition

‌Optical Character Recognition (OCR) means that your computer can read words in photos and scanned documents. When you have a document or documents where you want to copy and paste the words into a search engine or you want to do a word search for a specific name in the

How to Tell if a Website is Dangerous

How to Tell if a Website is Dangerous

Learn how to use different tools to determine whether a site is dangerous.

How to Use APIs (explained from scratch)

How to Use APIs (explained from scratch)

Learn how to use APIs with Python with no prior knowledge of either.

OSINT - Scraping Deep Web Databases with Python

OSINT - Scraping Deep Web Databases with Python

Learn how to scrape deep web databases with Python for OSINT investigations.

OSINT Guide To Bitcoin Investigations

OSINT Guide To Bitcoin Investigations

Bitcoin offers a unique opportunity for financial investigation in that an amateur can easily research a given person’s bitcoin usage.

OSINT: Automate Face Comparison With Python and Face++

OSINT: Automate Face Comparison With Python and Face++

Learn how to automate the task of face comparison during OSINT investigations with Python and Face++.

OSINT: How To Research & Investigate U.S. Phone Numbers

OSINT: How To Research & Investigate U.S. Phone Numbers

U.S. phone numbers are unique, compared to other countries, because of the publicly available information affiliated with their registered owners.

OSINT: Investigating Shipping Companies

OSINT: Investigating Shipping Companies

Shipping companies can be one of the best kinds of companies to investigate on the Internet because they often include much more public information than regular companies.

OSINT Research Basics for US Companies & Nonprofits

OSINT Research Basics for US Companies & Nonprofits

There is lots of information that U.S. companies & nonprofits can't hide from the public, learn how to find it.

How to Find Someone's U.S. Court and Property Records

How to Find Someone's U.S. Court and Property Records

America is a unique place for OSINT investigations into people and companies because it makes property and court records available to the public.

Use OSINT to Investigate Nonprofit Corruption

Use OSINT to Investigate Nonprofit Corruption

The financial and political misuse of nonprofits is a widespread problem that can be uncovered through open source intelligence investigations.

OSINT Investigations Into Corporate Leadership Using DEF 14A

OSINT Investigations Into Corporate Leadership Using DEF 14A

Learn how to find 'deep web' documents like the DEF 14A to help your OSINT investigations.

OSINT Investigation of Close Connections on Twitter

OSINT Investigation of Close Connections on Twitter

If you are researching someone with a Twitter account, you can quickly identify their closest or strongest relationships.

Domain Email OSINT Investigation

Domain Email OSINT Investigation

Almost every website has at least one hidden email address that is directly linked to the website owner.