Author: Warren Collins

Warren Collins is the founder and lead editor of SurfGuard.pro, where he focuses on delivering trusted, research-driven content about cybersecurity, online privacy, and digital safety. With a strong interest in cyber threat intelligence, secure browsing, VPN technology, malware protection, and internet security, Ross is committed to publishing clear, accurate, and actionable guides that help readers understand today's evolving digital risks. His mission is to make cybersecurity knowledge accessible to everyone - from everyday internet users to professionals seeking reliable insights into online protection.

Introduction (5 Free Alternatives to PimEyes) PimEyes has become a well known name in facial recognition search, but its paid model and limited free tier push many users to look elsewhere. Whether you are an OSINT investigator, a journalist, or just someone trying to track down the source of a photo, free alternatives exist that deliver real results. In this guide, we will cover 5 free alternatives to PimEyes that actually work. You will learn about Lenso.ai, Eyematch.ai, FaceCheck.ID, Yandex Images, and Search4Faces. We will also touch on Google Lens as a bonus tool for exact match finding. Each tool…

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Introduction (How to Know If Someone Restricted You on Instagram) Instagram offers several privacy features that let users control who sees their content and interactions. One of the lesser known but commonly used options is the Restrict feature. Unlike blocking, restricting someone happens quietly without any notification, which makes it hard to tell if it has happened to you. In this guide, we will break down exactly how to know if someone restricted you on Instagram. We will cover three silent signs that can reveal the truth. We will also explain the difference between restricted and blocked so you can…

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Introduction (Find the Person Behind an Email Address) Finding the person behind an email address can unlock important information for verification, research, or investigation. Whether you are dealing with suspicious messages, confirming a contact, or exploring digital footprints, free OSINT tools make this process accessible without expensive subscriptions. In this guide, we will cover three effective methods: Epieos for Google based scanning, the Google Calendar trick for manual discovery, and Have I Been Pwned for checking breach history. We will also highlight what not to do to stay safe and legal. By the end, you will have practical steps to…

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Introduction (Find the Owner of a Phone Number) Every phone number has a story. Whether you are dealing with spam calls, verifying a contact, or investigating a lead, knowing who owns a number can give you clarity and control. But finding the owner is not always straightforward. Many services charge fees, and others provide outdated or inaccurate data. In this guide, we will show you how to find the owner of a phone number using free OSINT tools. You will learn about Truecaller, the WhatsApp sync trick, and SpyDialer. Each method has its own strengths, and we will explain when…

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Introduction (How to Find the Location of a Photo) Every photo tells a story. But sometimes the most important part of that story is missing: where it was taken. Whether you are a journalist verifying an image, a traveler trying to remember a spot, or a security researcher tracking down a lead, knowing how to find the location of a photo can be a game changer. In this guide, we will walk you through three powerful methods to geolocate any image. You will learn how to use GeoSpy.ai, Google Lens, and EXIF data to pinpoint exactly where a picture was…

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Introduction (How to Find Who Owns a Website) Every website has an owner. But finding out who that is can feel like pulling teeth. Domain privacy services hide the real registrant behind a generic proxy. Whois records get redacted. Contact forms get ignored. And the trail goes cold. But there are ways to find who owns a website even when the domain is private. You just need the right tools and a bit of know-how. In this guide, you will learn how to use ICANN Lookup, Whoxy’s Time Machine, and BuiltWith’s Fingerprint Search to uncover hidden ownership. You will also…

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Introduction Documents contain more than what meets the eye. Every PDF and Word file carries hidden data known as metadata. This data includes the author’s name, creation date, editing history, and sometimes even deleted text or comments. Learning to find hidden data in PDFs and Word docs is a valuable OSINT skill that reveals information the document creator never intended to share. This guide covers the most effective methods for extracting hidden data from documents. You will learn what document metadata is, how to perform a quick scan using Metadata2go, how to check metadata on your desktop without uploading files,…

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Introduction (How to Track a Plane in Real-Time) Every plane in the sky is broadcasting its position right now. With the right tools, you can see exactly where it is, where it is going, and who owns it. Flight tracking has become one of the most accessible forms of real time OSINT. This guide explains how to track a plane in real time using two main platforms. FlightRadar24 gives you the standard view with some data filtered out. ADS-B Exchange gives you the uncensored view with every visible aircraft included. You will also learn how to look up aircraft registration…

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Introduction (How to Track a Ship or Yacht) Ships and yachts move across oceans every day. Many people want to know where a specific vessel is right now. With free marine OSINT tools, you can track any ship or yacht in real time from your computer or phone. No expensive equipment is required. This guide explains how to track a ship or yacht in real time using popular platforms like MarineTraffic and VesselFinder. You will also learn how to find the owner through IMO lookup and how to follow the marine protocol for accurate results. The methods work globally, including…

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Introduction (How to Track a Crypto Wallet) Every transaction on the blockchain is permanent. Every wallet address leaves a trail. The challenge is knowing how to follow that trail. With the right tools and techniques, you can track any crypto wallet and uncover the entities behind it. This guide will teach you how to track a crypto wallet using free blockchain OSINT resources. We start with the basic blockchain explorers, move to the powerful Arkham Intelligence platform, and then show you how to identify exchanges where wallets cash out. Finally, we cover the money trail protocol for advanced tracing. Whether…

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