Security & Privacy

Account security, privacy protection and data breach information.

187 curated websites

Practical Tools

5 websites

Have I Been PwnedA data breach lookup service by security researcher Troy Hunt. Enter an email address to see whether it appears in known breaches, check passwords against leaked corpora, and get breach alerts. Core searches are free and need no account.

Terms of Service; Didn't Read (ToS;DR)A nonprofit community project, online since 2012, that breaks major sites' terms of service and privacy policies into plain-language "points" and grades each service A–E, published as open data with a browser extension and public API.

VirusTotalFree online scanner checking files, URLs, domains, and IPs against 70+ antivirus engines and blocklists at once; launched in 2004, part of Google since 2012. Uploads are shared with the security community — don't submit confidential files.

KagiPaid, ad-free search engine from US-based Kagi Inc.: subscription-funded, no user tracking, results blending its own indexes with external sources, with domain personalization, Lenses, Bangs, an AI assistant, and the Orion browser.

Zen BrowserA free, open-source Firefox-based desktop browser (MPL-2.0) maintained by a volunteer community. Built around vertical tabs, with Workspaces, Compact Mode, Split View and Glance; no telemetry; funded by donations. Still officially beta.

Developer Tools

1 websites

PlausibleOpen-source, privacy-first web analytics from Estonia's Plausible Insights — no cookies, no personal data, a lightweight script, pageview-based pricing, and a free self-hosted edition.