Fastlane founder Felix Krause has revealed that Facebook and Instagram's in-app browsers inject JavaScript into third-party websites. Krause originally said the in-app browsers were injecting the ...

Google still recommends you avoid using JavaScript for canonical tags but if you must, Google provided these recommendations.

Google has updated its JavaScript SEO help document to add a section on how to properly inject canonical link tags using JavaScript. The document says Google does not recommend using JavaScript ...

What is Javascript injection? Javascript injection defines the practice of adding an extra line of code to a webpage before opening it to a user.