secure-os wrote
Jun 14, 2026 in privacy-phone, grapheneos, degoogle - The best privacy phones in 2026, honestly compared: a Pixel running GrapheneOS, pre-built de-Googled Murena /e/OS, CalyxOS, Linux phones, and locked-down iPhone. What 'privacy phone' really means and which fits you.
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Jun 14, 2026 in browser, privacy, fingerprinting - There is no single 'most private' browser - the right one depends on your threat model. A clear-eyed comparison of Tor Browser, Mullvad Browser, Brave, Firefox hardened and LibreWolf, and which to use for what.
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Jun 14, 2026 in android, degoogle, mobile-privacy - A practical 2026 guide to de-Googling Android: the realistic spectrum from swapping apps and using Aurora/F-Droid, to microG, to a full GrapheneOS or CalyxOS install. Honest effort, limits and privacy gains at each level.
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Jun 14, 2026 in grapheneos, android, mobile-privacy - GrapheneOS is a security- and privacy-focused Android OS for Pixel phones. How its hardening works, sandboxed Google Play, supported devices, honest limits, and how it compares to CalyxOS and /e/OS.
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Jun 14, 2026 in signal, whatsapp, messaging - Signal vs WhatsApp, honestly compared in 2026. Both encrypt message content end-to-end - the real difference is metadata and ownership. Why Signal wins on privacy, where WhatsApp is fine, and the honest limits of each.
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Jun 14, 2026 in encryption, privacy, security - Encryption scrambles data so only someone with the key can read it. What encryption is, symmetric vs asymmetric, at-rest vs in-transit, end-to-end encryption, and the honest limits - explained by threat model.
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Jun 14, 2026 in malware, security, privacy - Malware is any software built to harm or exploit a device - viruses, worms, trojans, ransomware, spyware, keyloggers. What malware is, the main types, how it gets in, and the layered defences that actually work.
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Jun 14, 2026 in ransomware, malware, security - Ransomware is malware that encrypts your files and demands payment for the key. What ransomware is, how an attack unfolds, why paying is a bad bet, and the one defence that actually works: backups it can't reach.
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Jun 14, 2026 in spyware, malware, privacy - Spyware is malware that secretly monitors and collects your data - keystrokes, browsing, location, even your screen. What spyware is, the types, how it gets in, the warning signs, and how to remove and prevent it.
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Jun 13, 2026 in tor, anonymity, privacy - A threat-model-first guide to Tor Browser - how onion routing actually protects you, how to install and verify it, the usage mistakes that deanonymize people, and where it stops and Tails or Whonix begin.
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Jun 12, 2026 in encryption, luks, opsec - A practical guide to full disk encryption across Linux, Windows, macOS and cross-platform tools - what it protects, what it does not, and how to get it right.
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Jun 12, 2026 in linux, hardening, sysctl - A practical Linux hardening guide built around threat models, not checklists. Covers sysctl, AppArmor, SELinux, kernel parameters, and verified boot - with clear explanations of what each measure actually protects against.
Read more…Operating systems
Which secure OS fits which threat model - compartmentalisation vs amnesic vs Tor-routed.
Read the guides →Encryption
LUKS, BitLocker, FileVault and VeraCrypt - what each protects, and what it does not.
Read the guide →Hardening
Practical hardening built around the adversary you actually face.
Read the guide →