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The idea is to allow search engine robots scanning the web to go to a given link. Until recently, placing the nofollow attribute was intended to block robots from accessing the subpage located under a given link. However, it should be noted that robots had already ignored this type of markings in previous years, and as we describe below, Google was about to completely abandon the use of the nofollow attribute. How to describe links – norefferer, noopener and sponsored attributes In , Google introduced the relsponsored and relugc markings , which are to replace the nofollow tag used so far . The reason given is the desire to better understand the link on the page.
However, it is worth considering whether describing a link in this way will not be a signal Europe Cell Phone Number List to Google that links to a given target page are obtained in an unnatural way. It is also worth mentioning the attributes assigned automatically by WordPress noopener and norefferer . The noopener tag is added after describing the link using the targetblank command , which is to open the target address in a new window. intercepting and replacing the content in a newly opened tab. Without using the noopener tag , third parties can replace the content on the source page opened via a link in a new window.
The content change will take place in the background, remaining invisible to the user. This is currently one of the most common ways to carry out phishing attacks , i.e. fraud in which a hacker impersonates another person or institution in order to extort confidential information or infect a computer with malware. The norefferer attribute prohibits sending information about the referring site when the link is clicked. From the Internet users perspective, the link looks the same, but for the linked page the link becomes invisible. Using this attribute allows you to hide the HTTP header, which in turn increases online privacy and user security.
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發表於 18:53:24