The sandbox attribute enables an extra set of restrictions for the content in the iframe. When the sandbox attribute is present, and it will: treat the content as being from a unique origin. block form submission.

What is a sandbox attribute?

What is sandbox attribute? Sandbox attribute allows restricting access to the iFrame content and what iFrame contents is allowed to access website content. When the sandbox attribute is added to the iFrame tag, by default it will: Treat the content as being from a unique origin.

What is a sandbox embed?

An embed enables you to include a sandbox in your documentation, blog post, or website using an iframe, or anywhere with Embedly support, like Medium, Reddit, Trello, and Notion. You can show just the code, the preview, or both at the same time. CodeSandbox has a separate application for the embed.