Iframes (inline frames) are HTML elements that allow another HTML document to be embedded within a webpage. They are often used for embedding content from other sources, such as videos, maps, or other interactive elements, directly into a webpage without having to host the content directly on the webpage's server.

: Embedding content from external sources can introduce security risks, especially if the external content is not controlled or trusted. There's a risk of embedding malware or content that could compromise your site or users.

There are several benefits to using iframes to embed videos: