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Side-by-side comparison for any two listings. Pick by provider id (e.g. mullvad, ivpn, feather). Updates live as curators re-grade.
| Mastering Monero | Cypher Stack Research | |
|---|---|---|
| Category | educational | educational |
| Subcategory | Foundational | Technical Deep-Dive |
| Grade | A | A |
| Editor's Pick | ★ yes | — |
| Tagline | Free 300-page book by SerHack — the canonical reference for understanding XMR end-to-end. | Open audits + research papers on Monero, Firo, Salvium and other privacy protocols. |
| Fees | Free PDF · paperback ~$30 on Amazon | Free · public archive |
| KYC posture | anonymous_signup | anonymous_signup |
| Highlight tags | FREEBOOK | FREETECHNICALAUDIT |
| Feature tags | open_source | open_source |
| Web | https://masteringmonero.com | https://cypherstack.com |
| Tor | — | — |
| Last verified | 2026-05-11 | 2026-05-11 |