Approach : The approach of this article is to learn how to enable an extra set of restrictions for the content in an iframe element in HTML5.The task can be done by using the sandbox attribute of the <iframe> element.It is used to permits an additional set of restrictions for the content within the iframe. HTML - IFrames Adding the sandbox attribute to an <iframe> element places the element into sandbox mode, which adds the following restrictions to how the browser treats the document inside the iframe: iframe content is treated as being from a different origin than the primary document. sandbox Attribute in HTML - html5 - html code - html form - In 30Sec by ... Protect Your Website From Its Embedded Content With iFrames Based on some old ticket I found it is, but I didn't find a proper place for it in the . When the sandbox attribute is present, and it will: treat the content as being from a unique origin; block form submission; block script execution; disable APIs; prevent links from targeting other browsing contexts This directive is not supported in the . How To Safeguard Your Site With HTML5 Sandbox - CodeProject This rule checks all React iframe elements and verifies that there is sandbox attribute and that it's value is valid. This will allow you to set the URL of the iFrame as well as its attributes. The sandbox attribute adds a group of restriction to the <iframe> element's content, like so: disable automatic triggered events (e.g. Sandboxing is available for you now in a variety of browsers: Firefox 17+, IE10+, and Chrome at the time of writing ( caniuse, of course, has an up-to-date support table ). 7 facts about sandbox attribute • HTML5 iFrame - Wojtek Andrzejczak How do I safely host third-party Javascript code in an iframe?

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