And I honestly can’t believe what I’ve been missing out on. When modifying the page id of the address bar, it will be found that “403 Forbidden” will be displayed when inputting to 4, and the other number is ‘404 Not Found”. What is a CTF? HackerOne h1-2006 CTF write-up: How I solved it Hello everyone, in this post I will go over how I managed to solve the HackerOne h12006 CTF. Hello everyone. Easy and straightforward shopping. Hacker101 is getting something brand new: our own Capture The Flag! At this time, manually enter the id into the edit page. … in a remote working environment If Pen Testing is your passion, if you love to do CTFs in your spare… 3.7 Parsons You can still access the old coursework on the github repo. I am Isaac, a software developer, and cybersecurity enthusiast. Viewing the source code, I find the flag: Thank you for reading. After searching and trying different payloads, I come across this payload: . ## HackerOne CTF Solution by Corben Douglas (@sxcurity) 3. I first visit the ‘create a new page’ link. There we go, first one down. My goal is to share the knowledge I have as I continue learning cybersecurity. So, I’m beginning now. CTF stands for Capture The Flag, a style of hacking event where you have one goal: hack in and find the flag. I’ve learned so much during this time by just playing the CTFs, reading write-ups, and even watching the solutions on YouTube. So I try to retrieve pages between 2 and 12. I switch the page id to 7, refresh the page and get the third flag: The last place to test is the page body. At first, there was no pop-up flag. I poke around the system to look for other areas the page id is present and observe that the page id is also used when retrieving a page for editing. The Hacker101 CTF is a game designed to let you learn to hack in a safe, rewarding environment. The Hacker101 CTF is a game designed to let you learn to hack in a safe, rewarding environment. Hello Reader, Hope you are doing well, This is Ashish Mathur practicing on HackerOne. A CTF is a game designed to let you learn to hack in a safe, rewarding environment. HackerOne is a bug bounty platform that allows hackers around the world to participate in bug bounty campaigns, initiated by HackerOne's customers. I try replaying it but changing the costs so the kittens are free. First create a page casually, after the creation is complete, the page will jump directly to the page we created. Recently HackerOne conducted a h1-212 CTF wherein 3 winners will be selected from those who managed to solve the CTF and submitted write-up. Since the page content is controllable, then if there is XSS, as shown in the figure. After the test, it was found that the ‘