Hughes distinguished privacy from secrecy, defined privacy as selective revelation and called for anonymous transaction systems that people could build and publish themselves. The text is a practical political statement, not a technical protocol specification.
Eric Hughes published the manifesto through the Cypherpunks community in March 1993. It condensed the group’s working ethic into a short statement about privacy, cryptography and software. [Eric Hughes — A Cypherpunk's Manifesto] [Satoshi Nakamoto Institute — Cypherpunk Manifesto archive] [Cypherpunks mailing-list archive]
A private matter is something one does not want the whole world to know; a secret is something nobody should know. Privacy therefore allows chosen disclosure instead of demanding total concealment. [Eric Hughes — A Cypherpunk's Manifesto] [Satoshi Nakamoto Institute — Cypherpunk Manifesto archive]
Hughes defined privacy as the power to reveal oneself selectively. The individual, not every institution by default, should decide which facts become associated with an identity. [Eric Hughes — A Cypherpunk's Manifesto] [Satoshi Nakamoto Institute — Cypherpunk Manifesto archive]
Electronic purchases, messages and contracts disclose information to counterparties and intermediaries. Protecting privacy requires transaction mechanisms that reveal only what each exchange needs. [Eric Hughes — A Cypherpunk's Manifesto] [EFF — A Deep Dive on End-to-End Encryption]
The manifesto called for anonymous payment and communication systems using digital signatures, electronic money and pseudonyms. Cooperation should remain possible without universal real-name identification. [Eric Hughes — A Cypherpunk's Manifesto] [Timothy C. May — The Crypto Anarchist Manifesto]
Hughes argued that privacy cannot depend on governments, corporations or benevolent promises. People must defend it themselves because any disclosed personal data can later be abused. [Eric Hughes — A Cypherpunk's Manifesto]
Its best-known operational principle is that Cypherpunks write code. Discussion matters, but usable, inspectable and distributed software changes what people can actually do. [Eric Hughes — A Cypherpunk's Manifesto] [Cypherpunks mailing-list archive]
According to the text, cryptographic software cannot be suppressed in the long term because knowledge and source code spread globally. This expresses confidence in publication, not a guarantee that every device stays safe. [Eric Hughes — A Cypherpunk's Manifesto] [Cypherpunks mailing-list archive]
Encryption protects content and signatures verify the origin and integrity of signed data. Metadata, compromised devices, poor defaults and voluntary disclosure still expose people. Cryptography does not remove the need for operational security. [Eric Hughes — A Cypherpunk's Manifesto] [EFF — A Deep Dive on End-to-End Encryption]
Bitcoin reflects the build-and-publish ethos and permits value transfer without a central operator. Its public ledger is pseudonymous rather than automatically private, so the manifesto’s privacy objective requires additional practices and protocols. [Satoshi Nakamoto Institute — Cypherpunk Manifesto archive] [Bitcoin.org — Protect your privacy] [Bitcoin whitepaper]
For the clearest picture, read this entry together with Eric Hughes, Cypherpunks, The Crypto Anarchist Manifesto, Bitcoin Privacy, Pseudonymity, Bitcoin. The reverse links also lead from Cypherpunks, Eric Hughes.