#opsec
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GrapheneOS vs CalyxOS vs Stock Android Privacy
This comparison explains what GrapheneOS, CalyxOS, and stock Pixel Android harden, what remains exposed, and which threat models they fit.
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Anonymous Email Account: Create One Without a Phone Number
How to make an anonymous email account: choosing a provider that skips phone verification, signing up over Tor, and avoiding the metadata that unmasks you.
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How to Use Tor Browser Safely: A Practical Setup Guide
A practical guide to using Tor Browser safely — from verified download through security level configuration, operational rules, and post-browse checks.
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Threat Modeling for Journalists and Activists
This guide explains how journalists and activists can identify assets and adversaries, assess metadata and physical risks, and build a proportional plan.
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OPSEC Mistakes That Deanonymize People and How to Avoid Them
Most people aren't unmasked by broken encryption but by operational mistakes: correlation, reused handles, locale and timezone leaks, and metadata slips.
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Remove Metadata Before You Share Files: A Practical Guide
Photos, PDFs, and Office documents carry hidden metadata that can deanonymize you — GPS coordinates, author names, timestamps, device serials.
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What Is a Threat Model and Why You Need One
A threat model helps you figure out what you're actually protecting and who you're protecting it from. Here's how to build one that fits your life.