Is ngrok safe to use or can it be compromised?

security ngrok
cool breeze picture cool breeze · Apr 11, 2016 · Viewed 34.2k times · Source

Is ngrok a safe tool to use? I was reading a tutorial which recommended to use ngrok test API responses that I make to outside services that need to connect to my endpoints also.

Answer

topquant picture topquant · Sep 24, 2017

There is no source code available for Version 2.0, considering it started as an open source project in 2014. I am suspect of any code that opens a tunnel to my localhost from the cloud. Pretty scary stuff especially without source code!

Related questions

How can I prevent SQL injection in PHP?

If user input is inserted without modification into an SQL query, then the application becomes vulnerable to SQL injection, like in the following example: $unsafe_variable = $_POST['user_input']; mysql_query("INSERT INTO `table` (`column`) VALUES ('$unsafe_variable')"); That's …

Read More
SecurityError: Blocked a frame with origin from accessing a cross-origin frame

I am loading an <iframe> in my HTML page and trying to access the elements within it using Javascript, but when I try to execute my code, I get the following error: SecurityError: Blocked a frame with origin "…

Read More
How to create .pfx file from certificate and private key?

I need .pfx file to install https on website on IIS. I have two separate files: certificate (.cer or pem) and private key (.crt) but IIS accepts only .pfx files. I obviously installed certificate and it is available in certificate …

Read More