Proton Authenticator review: private codes across devices
Compare this free open-source authenticator app’s privacy, backups, device support and sync choices before trusting Proton Authenticator with your codes.
Compare this free open-source authenticator app’s privacy, backups, device support and sync choices before trusting Proton Authenticator with your codes.
Explore 2FAS Auth, a free open-source authenticator app. Learn about privacy, phone support, backup encryption and recovery before choosing it.
FreeOTP is a free open-source authenticator for sign-in codes on your phone. See how it stores secrets, what it costs, and who should use it.
Is KeePassDX the free open-source password manager for you? Learn how its Android vault works, what syncing needs, and how to keep a usable backup.
The first stop for measuring your own security: check addresses and passwords against known breaches, subscribe to alerts, and let the results shape which tools you actually need. Free and run by a researcher with a decade of credibility. It only knows public breaches, so treat clean results as reassurance rather than proof. Security starts […]
Privacy Guides is the independent nonprofit reference the privacy community trusts: threat modeling guides, strict tool criteria and no affiliate links. If a tool appears there, it survived real scrutiny. Its strictness excludes usable-but-imperfect options, and the depth assumes you read. The map for anyone navigating this field.
The canonical database of known data breaches: search your email addresses for exposure across everything from forum leaks to mega-breaches, check passwords against what attackers already have, and subscribe to alerts. Free, transparent and run by a single well-known researcher. It catalogs what leaked publicly, so absence is not proof of safety, and entered data […]
Silent Pocket makes faraday bags for phones, laptops, key fobs and cards: shielded pouches that instantly cut every radio connection, built by a company specializing in exactly this. When a device must go silent, an authenticated bag beats airplane mode. Shielding works only while the seal holds, bags wear out, and quality varies across the […]
Before deciding your threat level, measure it: Have I Been Pwned shows whether your addresses or passwords have surfaced in known breaches and alerts you to new ones. Free, run by one of the most trusted researchers in the field. It only sees breaches that were published, so a clean result is reassurance, not proof. […]
Surveillance Self-Defense is the Electronic Frontier Foundation’s free guide to protecting yourself: threat modeling exercises that start from “what am I protecting and from whom”, then step-by-step tool recommendations for journalists, activists and ordinary people. It teaches thinking rather than pushing products, which makes it evergreen. Start here before buying anything in this category.
BellCrier breach check
Most people are, and never hear about it. BellCrier checks your email against known data breaches for free, then alerts you when it turns up in a new one, with exactly what leaked and how to fix it.
