Mixing coins#
Breaking the link between payer and payee: joint transactions, blind tumblers, and mixer contracts.
TumbleBit: an untrusted tumbler that cannot link payments (2017)
TumbleBit: an untrusted tumbler that cannot link payments (2017)
Tornado Cash: a mixer contract with zero-knowledge withdrawals (2019)
Tornado Cash: a mixer contract with zero-knowledge withdrawals (2019)