Author - 오길호

Installing Go Language - Windows

1. Download and install from https://golang.org/dl/ 2. Create a working folder (e.g., d:\source\Go) 3. Create subfolders: bin, pkg, src 4. Windows Control Panel -> System -> Advanced system settings -> Environment Variables 5. In the User variables section, enter the working folder for GOPATH 6. Set the variable name as GOPATH 7. Set the variable...

Secret DPI Release

This is a program that prevents illegal eavesdropping and tampering through Deep Packet Inspection. We have created a GUI version of GoodbyeDPI to make it more user-friendly. Simply delete the /vendor folder (GoodbyeDPI) and run the standalone SecretDPI.exe. It will operate by changing the MTU. Since it's a workaround that modifies TCP fragmentation and HTTP...

Getting Public IP Address from AWS (PHP)

When using Amazon servers, the server IP displayed is typically a private IP. So, I created this script to fetch the public IP address. <? if(in_array(substr($_SERVER['SERVER_ADDR'], 0, 3), array('172'))) if(strrpos(gethostname(), '.compute.internal')!==false) $_SERVER['SERVER_ADDR'] = file_get_contents('http://169.254.169.254/latest/meta-data/public-ipv4'); echo $_SERVER['SERVER_ADDR']; ?>

Sharing Keyboard and Mouse

I'm using two computers, and while Microsoft Garage Mouse without Borders worked well with Windows + Windows, I've started using a Mac + Windows, and since that program isn't supported, I've been in a bit of a dilemma. For the time being, I quickly ordered a KM switch from Amazon. The delivery is so slow,...

Secret DNS Release

Recently, there have been issues related to DNS eavesdropping and tampering, which prompted the development of an easy way to encrypt DNS.   As of May 7, 2018, we are releasing Secret DNS in two versions.   Initially, we created it as a standalone file for use without installation, but based on the nature of...