Here at Linnworks, we are committed to securing our customers’ data to the highest degree. We understand that trust is important, and we place the highest possible emphasis on both data security and ensuring the best possible service levels.
To protect our user’s privacy and security, Linnworks is happy to accept all vulnerability reports that adhere to our coordinated vulnerability disclosure guidelines.
Once the reported issue is addressed, we will provide the recognition by listing your name on this page. You can use this page as a way to market your skills.
In scope:
Linnworks.net web application
Linnworks desktop software
Virtual printer software
Not in scope:
Any services or systems that are hosted by third-party providers or Linnworks owned property, services are physical or intellectual.
How to submit a security vulnerability
You can encrypt the content of your email using GPG with the following key and send it to us via email to product-security@linnworks.com.
Do not use Github or any other public channels. We ask that you keep the issue confidential until we have a fix and an announcement ready.
How to use the Linnworks Product Security PGP key
Learn how to use the Linnworks Product Security PGP Key.
Any information which you may want to send to our Security Team should be encrypted with this key.
As a good security practice, you should validate PGP keys you receive, and not trust keys that cannot be validated. Information on how to validate the Linnworks Product Security PGP Key is available below.
To verify the authenticity of a security notification, compare its key signature with the Linnworks Product Security key documented below.
- This key will expire on 1st May 2022
- Key ID: 6506428C18042EF5
- Key Type: RSA
- Expires: 2022-05-01
- Key Size: 4096/4096
- Fingerprint: EE9D 7C5C E6B1 965A 1164 6549 6506 428C 1804 2EF5
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If you have any questions about Linnworks Product Security you can contact us at product-security@linnworks.com.
Cyber Security Essentials
In order to protect our users' privacy and security, Linnworks holds both the Cyber Essentials and Cyber Essentials Plus certificates. For more information regarding Cyber Essentials, see our certificates below.

Recognised Security Researchers