Why does google prepend while 1 to the JSON responses?

By placing a while(1); statement before the JSON data, Google makes sure that the JSON data is never executed as JavaScript. Only a legitimate page could actually get the whole content, strip the while(1); , and parse the remainder as JSON.

Can JSON files be hacked?

Everything can be hacked. While the files aren’t easily editable via the web, as long as you don’t allow DAV access, someone could hack into the server.

Can JSON files be encrypted?

JSON Web Encryption (JWE) is an IETF standard providing a standardised syntax for the exchange of encrypted data, based on JSON and Base64. It is defined by RFC7516. Along with JSON Web Signature (JWS), it is one of the two possible formats of a JWT (JSON Web Token).

Is JSON parse secure?

JSON. parse will throw an exception if the input string is not in valid JSON format. It is safe to use, I can’t think of any way to attack your code with just JSON. parse.

Why JSON is secure?

JavaScript Object Notation (JSON) security performs deep inspection of incoming packets/requests for web applications that use the JSON protocol to exchange data over HTTP. It is important for applications using the JSON format to validate the inputs before being processed.

How to make a JSON response ignore the while(1) prefix?

By putting a while (1); at the start, the script will hang instead. A same-site request using XHR and a separate JSON parser, on the other hand, can easily ignore the while (1); prefix. That would be to make it difficult for a third-party to insert the JSON response into an HTML document with the

How does Google prevent JSON from being converted to JavaScript?

There are multiple countermeasures: By placing a while (1); statement before the JSON data, Google makes sure that the JSON data is never executed as JavaScript. Only a legitimate page could actually get the whole content, strip the while (1);, and parse the remainder as JSON.

How does Google parse JSON data before JavaScript?

By placing a while (1); statement before the JSON data, Google makes sure that the JSON data is never executed as JavaScript. Only a legitimate page could actually get the whole content, strip the while (1);, and parse the remainder as JSON. Things like for (;;); have been seen at Facebook for instance, with the same results.

Why doesn’t the

Those can be altered such that otherwise innocuous JSON, when parsed, could trigger attacker code. Since the