The Ethereum Foundation recommended that users seeking stronger privacy route their zkAPI traffic through the Tor anonymity network.

Overview Debates Related claims Topics Sources

Nym CEO Harry Halpin criticized the crypto wallet disclosure rule in Amendment I-CF821, citing a case where a French tax agent allegedly sold crypto holders' tax data to criminals

StarkWare demonstrated a Private Know Your Customer system on June 23, 2026, using zero-knowledge proofs on mobile devices to verify identity criteria without exposing full passport documents.

StarkWare announced the launch of Shadow Accounts on October 13, 2026, allowing decentralized finance users to create persistent, application-specific identities without exposing links to their primary crypto wallets.

StarkWare introduced its STRK20 privacy framework on June 9, 2026, providing zero-knowledge shielded balances, private transfers, and viewing keys for auditing ERC-20 assets on Starknet.

StarkWare launched OffMarket, a privacy service that enables users to trade on Polymarket without publicly linking their trading positions to their primary accounts.

Financial Privacy Inc. holds OffMarket's master viewing key in a secure enclave under a multisignature arrangement with StarkWare, screening deposits against sanctions and reviewing legal requests for transaction data.

When withdrawing from a Starknet Shadow Account, funds return to shielded STRK20 balances using zero-knowledge proofs managed by a Starknet wallet

StarkWare introduced the STRK20 framework on June 9, 2026, providing shielded balances and private transfers for supported ERC-20 assets on Starknet.

Starknet wallets handle zero-knowledge proof generation and shielded balance data during Shadow Account operations without requiring developers to access users' viewing keys.

Starknet Shadow Accounts allow users to manage decentralized finance positions without publicly linking their application activity to primary cryptocurrency wallets.

OffMarket cannot mask public transaction sizes, order prices, execution timing, or public USDC pool transfers, which can potentially expose trader identities during low liquidity periods.

Starknet's Shadow Account balances and transactions remain publicly visible on the blockchain, but the connection to a user's primary wallet address is obscured

Starknet Shadow Accounts hold public ERC-20 tokens, allowing blockchain observers to examine transaction histories once a specific Shadow Account address is identified.

Users fund Starknet Shadow Accounts by depositing supported assets into a shared privacy pool represented through encrypted STRK20 balances.

Pirate Chain developers acknowledged that the cryptographically hidden nature of Sapling pool transactions complicates efforts to trace where the 39.8 million unauthorized ARRR tokens went

Pirate Chain enforces mandatory zk-SNARKs privacy shielding across 100% of its network transactions

Following the unauthorized minting of 39.8 million ARRR tokens on October 14, 2026, the illicit tokens were rapidly moved into Pirate Chain's Sapling shielded pool

Starknet already utilizes hash-based STARK proofs and native account abstraction, enabling accounts to adopt post-quantum signatures without requiring a protocol upgrade

Canton Network's privacy controls prioritize institutional secrecy over public market transparency

Galaxy Research reported that $3 million of the stolen Ledger funds had been moved into Tornado Cash and other relay accounts as of October 9, 2026.