iFrames and script tags are being used by malicious hackers to serve up drive-by internet attacks, silently and invisibly. The malicious hackers can make the embedded content invisible to the naked eye, by making the window zero by zero pixels in size. You cant see the threat, but your web browser is still dragging it down read more in this article on the Naked Security website. Follow Graham Cluley on Twitter to read more of the exclusive content we post. Follow us on Facebook and Twitter.”]
Source: https://grahamcluley.com/invisible-iframe-drive-by-malware-attacks-explained-video/