droidground

DroidGround Website | Demo In traditional CTF challenges , it's common to hide flags in files on a system, requiring attackers to exploit vulnerabilities to retrieve them. However, in the Android world, this approach doesn't work well. APK files are easily downloadable and reversible, so placing ...

h1-ctf: h1-ctf writeup , finally paid the payments by chaining multiple bugs

Summary: Ultimate aim is to pay the payments of hackerone using bounty pay with no use privileges at starting. Given scope is : .bountypay.h1ctf.com Enumerated subdomains are : 1. www.bountypay.h1ctf.com 2. app.bountypay.h1ctf.com 3. staff.bountypay.h1ctf.com 4. api.bountypay.h1ctf.com 5...

h1-ctf: [H1-2006 2020] CTF Writeup

Summary: The CTF's objective could be found in the following Twitter post: F858468 As outlined on https://hackerone.com/h1-ctf, all subdomains of bountypay.h1ctf.com are in scope. Doing subdomain enumeration revealed the following subdomains: api.bountypay.h1ctf.com app.bountypay.h1ctf.com...

h1-ctf: [H1-2006 2020] [CTF Writeup] A story about Bounty Payments, Collaboration & Community

H1-2006 CTF Writeup This is a story about both solving a CTF and, most importantly, on how to make friends during the journey and learn a lot a valuable things for the future. On a Friday evening I saw this tweet from HackerOne: F853545 Honestly, last CTF was really hard so I didn't really though...

Announcing the Fourth Annual Flare-On Challenge

The fourth annual Flare-On Challenge – the FireEye Labs Advanced Reverse Engineering FLARE team’s yearly reverse engineering contest – is scheduled to kick off on Sept. 1, 2017, at 8pm ET. This is a CTF-style challenge for all active and aspiring reverse engineers, malware analysts, and security...