# Security

ZeroTier takes the security of our software products and services seriously, which 
includes all source code repositories managed through our GitHub organization.

## Supported Versions

The following versions of ZeroTier One receive security updates

| Version | Supported          |
| ------- | ------------------ |
| 1.10.x   | :white_check_mark: |
| 1.8.x   | :white_check_mark:  |
| < 1.8.0 | :x: |

## Reporting a Vulnerability

**Please do not report security issues through public GitHub issues**

Instead, please report vulnerabilities via email to security@zerotier.com. If possible,
please encrypt with our PGP key (see below).

Please include the following information, or as much as you can provide to help us 
understand the nature and scope of the issue:


  * Type of issue (e.g. buffer overflow, SQL injection, cross-site scripting, etc.)
  * Full paths of source file(s) related to the manifestation of the issue
  * The location of the affected source code (tag/branch/commit or direct URL)
  * Any special configuration required to reproduce the issue
  * Step-by-step instructions to reproduce the issue
  * Proof-of-concept or exploit code (if possible)
  * Impact of the issue, including how an attacker might exploit the issue


## Preferred Languages

We prefer all communications to be in English.

## security@zerotier.com PGP key

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