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