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Editorial Cypherpunk · Privacy-first

Reclaim the power to choose what you reveal.

Every transaction, message, and movement you make is logged, correlated, and sold. We begin with privacy, not with any single technology — privacy is the right; the tools are how we exercise it.

Start with Privacy & OPSEC → About CypherpunkGuide

Self-Custody

Bitcoin Core RPC Exposure: What a Firewall Check Cannot Prove

Review Bitcoin Core RPC exposure through listener settings, source restrictions, authentication, Docker routes, and IPv4/IPv6 evidence, with an eight-case worksheet.

Self-Custody

Ledger CryptoBilis Loss Reports: Who Is Affected and What to Do

Privacy & OPSEC

Can You Recover a Travel eSIM After Losing Your Phone?

Self-Custody

SLIP39 Backup Recovery: What Enough Shares Cannot Prove

03 / Original research

Evidence-backed dataset

KYC Drift

Compare what hosted-AI providers say about identity requirements and data handling, backed by dated primary-source evidence. No scores or rankings.

Explore KYC Drift →

Where to begin
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Our work follows one path — privacy as the entry, Bitcoin as one of the means, sovereignty as the extension, and the cypherpunk ethic as the horizon:

  1. Privacy & OPSEC — the foundation. Threat modeling, metadata, surveillance, and the everyday practices that shrink your attack surface. Start here, whether or not you have ever touched Bitcoin.
  2. Self-Custody — privacy made financial. Bitcoin is not our headline; it is how financial privacy and censorship resistance become real.
  3. Sovereignty — privacy extended across a whole life: communication, residency, health, and the quiet infrastructure of independence.
  4. Cypherpunk — the philosophy that ties it together, read from the primary sources rather than the slogans.

Read about us →

CYPHERPUNK, SINCE 1993.
“Privacy is the power to selectively reveal oneself to the world.”
— Eric Hughes, A Cypherpunk’s Manifesto, 1993

Follow along

No tracker on this page and no algorithm between us — pick a channel you control.