Security Announcement

A bug related to transaction priority handling may allow an attacker to crash Zcash nodes (Denial of Service) via a specially crafted transaction. A fix is implemented in zcashd release 1.0.8-1.
Please see the official announcement for more details and update your Zcash node to 1.0.8-1.



Getting Started

A guide for first-time users of Zcash.


A list of frequently asked questions about Zcash covering business, economics, community, technology, mining and using.

Community Support

For support from the community, try the Zcash forum or our community-run developer chat.

Download Zcash

Download the Zcash command-line client for Linux.

1.0 User Guide

To get started with the Zcash command-line client, follow the instructions in our User Guide.


Information and announcements about Zcash security.


Zcash Integration Guide

A technical guide for integrating zcashd into new or existing cryptocurrency products or services.

Protocol Specification

The Zcash protocol specification.

GitHub Repository

View the source code, contribute, and file a bug report on GitHub.

Security Documentation

Documentation on security warnings for zcashd and the RPC interface.

Public Keys

Public keys for our software releases.

Zcash Dev Chat

Join our rocketchat to talk to Zcash developers in #zcash-dev, or with Zcash scientists in #zcash-wizards.


Mining Tutorial

A community contributed mining tutorial for new users that starts with installing Linux.

Zcash Wiki Mining Guide

The official Zcash wiki mining guide.

Zcash Forum Mining Channel

The Zcash forum mining channel. Get help and discuss mining-related issues here.

Join the Community


The Zcash community chat.

Zcash Forum

The official Zcash forum.


#zcash on

Community Site

A community-run website dedicated to Zcash mining, news, and developer information.