Zcash offers private transactors the option of "selective disclosure", allowing a user to prove payment for auditing purposes.
One such reason is to make it easier for private transactors to comply with anti-money laundering laws and tax regulations.
[7] The shielded pool of Zcash coins were further analyzed for security and it was found that the anonymity set can be shrunk considerably by heuristics-based identifiable patterns of usage.
[9][10] Development work on Zcash began in 2013 by Johns Hopkins University professor Matthew Green and some of his graduate students.
[5] The development was completed by the for-profit Zcash Company, led by Zooko Wilcox, a Colorado based computer security specialist and cypherpunk.
The Ceremony was a two-day process, executed simultaneously during a short window of time in six different locations globally, by persons who did not know in advance who else was going to be participating in the event.
[19] On October 27, 2020, ECC announced that its shareholders have officially voted in favor of donating 100 percent of the company's shares to Bootstrap.
To shield users from the potential fallout, Coinbase swiftly enacted a series of defensive measures, including placing Zcash markets into "limit-only" mode, effectively quelling significant price swings while the situation unfolded.