Privacy checklist · Preserving Privacy

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Browser

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Switch to a privacy-respecting browser (Firefox or Brave) Quick Chrome is made by an ad company; its defaults favour data collection. Guide →
Install uBlock Origin (and only that content blocker) Quick Blocks ads and the trackers embedded in them, with no fuss. Guide →
Turn on strict tracking protection / aggressive shields Quick Blocks cross-site trackers and fingerprinters by default. Guide →
Enable Global Privacy Control (GPC) Quick Sends a legally binding "do not sell" signal in several US states. Guide →
Change your default search engine away from Google Quick Your search history is a diary. Stop handing it to an ad company. Guide →

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Set up a password manager A few minutes Ends password reuse — the most common cause of account takeover. Guide →
Fix reused or weak passwords on your top accounts A few minutes Email and bank first — a unique password each contains the damage. Guide →
Turn on two-factor authentication for email and banking A few minutes Stops attackers who somehow get your password. Prefer an app or key over SMS. Guide →
Adopt passkeys where sites offer them A few minutes Un-phishable, and there’s no password to leak in the next breach. Guide →
Use email aliases for new signups A few minutes Contains breaches and lets you kill spam at the source. Guide →

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Reset or delete your advertising ID Quick Stops apps from tying your activity to a stable identifier. Guide →
Limit app location permissions (and precise location) A few minutes Location is a top input to data brokers. Most apps don’t need it. Guide →
Audit camera, mic, and contacts permissions A few minutes Revoke access that makes no sense — a flashlight needs no microphone. Guide →
Turn off camera geotagging Quick Stops your photos from recording exactly where they were taken. Guide →
Uninstall apps you don’t use Quick Every app is a data-collection endpoint. Fewer apps, less leakage. Guide →

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Change both router passwords (admin and Wi-Fi) A few minutes Factory admin passwords are published online for every model. Guide →
Use WPA3/WPA2 and update router firmware A few minutes An unpatched router is one of the most-attacked devices in a home. Guide →
Turn on encrypted DNS (DoH/DoT) A few minutes Stops your ISP from logging every site every device visits. Guide →
Put smart-home gadgets on a guest network A few minutes Contains a compromised gadget away from your real devices. Guide →

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Opt out of the major people-search sites A project Removes your address, phone, and relatives from public listings. Guide →
Opt out of big commercial brokers (LexisNexis, Acxiom) A project Their data is more accurate and more widely resold — higher priority. Guide →
Use your state deletion / opt-out rights Quick 20 states now give you enforceable deletion and opt-out rights. Guide →
Set a reminder to re-check brokers every 6 months Quick Brokers rebuild your profile from fresh records. Maintenance matters. Guide →

Done with these? They’re the highest-value basics. Keep going with the full guides, and see the difference on the What You Leak tool.