Definition of cypherpunk in English:

cypherpunk

noun

  • A person who uses encryption when accessing a computer network in order to ensure privacy, especially from government authorities.

    ‘We have the old-school cypherpunks, and the hacker community on both sides of the law.’
    ‘A Washington state federal jury found the cypherpunk guilty on two of five counts of stalking government agents.’

Origin

1990s on the pattern of cyberpunk.

Pronunciation

cypherpunk

/ˈsʌɪfəpʌŋk/