This software library allow you to implement and use the Network Time Secure protocol as defined by the IETF together with some vendor extensions for additional use cases.

• rfc4330 - Simple Network Time Protocol (SNTP) Version 4
• rfc5297 - Synthetic Initialization Vector (SIV) Authenticated Encryption Using the Advanced Encryption Standard (AES)
• rfc5905 - Network Time Protocol Version 4: Protocol and Algorithms Specification
• rfc7384 - Security Requirements of Time Protocols in Packet Switched Networks
• rfc7822 - Network Time Protocol Version 4 (NTPv4) Extension Fields
• rfc8915 - Network Time Security for the Network Time Protocol

We take security very seriously abd continuously review security vulnerabilities within the code, and try to provide fixes in a timely manner.

Please report security vulnerabilities in the Issues section of this repository. By keeping security issues visible, we leverage our community in helping fix them promptly.

If you are concerned sharing a vulnerability with the rest of the community, you can also send your report to: [email protected]

This software is Open Source under the GNU Affero General Public License (AGPL). We appreciate your participation in this ongoing project, and your help to improve it. If you find bugs, want to request a feature or send us a pull request, feel free to use the normal GitHub features to do so. For this please read the Contributor License Agreement carefully and send us a signed copy or use a similar free and open license.