The Privacy Technology Library
Rigorous, educational guides on Tor, OpSec, Monero, PGP and the infrastructure of anonymity networks.
Topics
Five knowledge areas, from anonymous networks to applied cryptography.
Tor Network
How the Tor anonymity network works: onion routing, circuits, relays, bridges, directory authorities and the Tor Browser.
OpSec
Operational security fundamentals: threat modeling, compartmentalization, metadata hygiene and the habits that keep privacy-conscious users safe.
Monero
The Monero private cryptocurrency: ring signatures, stealth addresses, RingCT, wallets, mining and how it compares to Bitcoin.
PGP Encryption
PGP and GPG encryption explained: key generation, signatures, key distribution, tooling and the mistakes that undermine it.
Darknet Infrastructure
The technical infrastructure of onion services and anonymity networks: hidden service protocols, consensus, I2P and defensive analysis of de-anonymization.
Latest articles
| # | Cluster | Title | Reading time | Date |
|---|---|---|---|---|
| 01 | tor-network | How Tor Works: The Complete Technical Guide 2026 | Sep 26, 2026 | |
| 02 | tor-network | Setting Up Tor Bridges: Obfs4, Snowflake and meek-azure | Sep 24, 2026 | |
| 03 | tor-network | Tor Browser Security Settings: The Definitive Guide | Sep 22, 2026 | |
| 04 | tor-network | Onion v3 Addresses Explained: Architecture and Verification | Sep 19, 2026 | |
| 05 | tor-network | Tor Network Speed: Myths, Facts and Optimization | Sep 18, 2026 | |
| 06 | tor-network | Running a Tor Hidden Service: Step-by-Step | Sep 16, 2026 |
Privacy tools
Security Score
Ten quick questions. An honest percentage of your privacy hygiene and what to fix first.
PGP Verifier
Verify PGP signatures and fingerprints locally in your browser. Nothing leaves your device.
Tor Check
Are you actually exiting through Tor? Check your exit node and common leaks.