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1507, 2020

Zcash gears up for Heartwood upgrade

|15 Jul 2020|News|

The privacy-focused Zcash crypto asset will implement its fourth major upgrade, Heartwood, on July 15. The upgrade will enable third-party integrations and improved privacy through a shielded coinbase.

1212, 2018

US calls for new tech to unveil privacy coins

|12 Dec 2018|News|

In a move to curb illegal blockchain transactions, The US Department of Homeland Security (DHS) has issued a call for technical solutions that can track anonymous cryptocurrencies like Zcash and Monero.

1408, 2018

Zcash Price Analysis – (Sometimes) private transactions

|14 Aug 2018|Price Analysis|

ZEC has taken a somewhat controversial and unique approach of heavily incentivizing founders and the existing ZEC team to promote ongoing protocol improvements. As opposed to default privacy on the protocol layer, optional privacy has been shown to reveal users transactions through linking if transacted between non-shielded addresses. As zk-SNARK technology becomes available in other protocols like BTC and ETH, ZEC will need to set itself apart through scalability and low transaction fees.

506, 2017

Digital Currency Regulatory Guidance

|5 Jun 2017|Resources|

Digital currencies such as Bitcoin, Dogecoin, Ethereum, Litecoin, and ZCash have raised questions with respect to money transmission and exchange of currency. This guidance outlines the policy of the Illinois Department of Financial and Professional Regulation (the “Department”) with regards to digital currencies. This guidance expresses the Department's interpretation of Illinois’ Transmitters of Money Act (“TOMA”) and its application to various activities involving digital currencies. This guidance seeks to establish the regulatory treatment of digital currencies under TOMA as it currently exists.

1805, 2014

Zerocash: Decentralized Anonymous Payments from Bitcoin

|18 May 2014|Resources|

Bitcoin is the first digital currency to see widespread adoption. Although payments are conducted between pseudonyms, Bitcoin cannot offer strong privacy guarantees: payment transactions are recorded in a public decentralized ledger, from which much information can be deduced. Zerocoin (Miers et al., IEEE S&P 2013) tackles some of these privacy issues by unlinking transactions from the payment’s origin. Yet it still reveals payment destinations and amounts, and is limited in functionality. In this paper, we construct a full-fledged ledger-based digital currency with strong privacy guarantees. Our results leverage recent advances in zero-knowledge Succinct Non-interactive ARguments of Knowledge (zk-SNARKs).

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