New Release: 2.0.7-3

On Tuesday September 24th we released version 2.0.7-3 of Zcashd to address two security issues. Both were discovered and reported […]

New Release: 2.0.7-3

Zcash Counterfeiting Vulnerability Successfully Remediated

Eleven months ago we discovered a counterfeiting vulnerability in the cryptography underlying some kinds of zero-knowledge proofs. This post provides details on the vulnerability, how we fixed it and the steps taken to protect Zcash users.

Zcash Counterfeiting Vulnerability Successfully Remediated

Security Announcement 2017-04-13

Synopsis: A bug related to transaction priority handling may allow an attacker to crash Zcash nodes (DoS) via a specially […]

Security Announcement 2017-04-13

Security Announcement 2017-04-12

Full announcement Please see the disclosure announcement. Update announcement We have deployed detectors to learn more about the issue and […]

Security Announcement 2017-04-12

Security Announcement 2016-11-22

Synopsis: A cache invalidation bug may allow an attacker to trigger a chain fork causing pre-1.0.3 nodes to follow an […]

Security Announcement 2016-11-22