The GCTF's goal is to strengthen capabilities in order to develop a strategic, long-term approach to counter terrorism and prevent the violent extremist ideologies that underpin it.

动态flag是指在每次用户访问题目时，flag的内容都会发生变化。这样即使有人通过某种方式获取了flag，也无法在其他时间或其他用户身上使用。动态flag的实现可以有效防止作弊行为，提高 …

2025年3月9日 · 运行输出flag：NSSCTF{W0w_Y0u’re_@n_AE5_M@5t3r}. Room 0： 题目提示了除以零的异常和SMC，发现程序字节码最上端有一个.enc字段，猜测是SMC，再往下还有一 …

What is Beginner's Quest? The Beginner's Quest is a short jeopardy style CTF competition based on the annual Google CTF event. Register (Google account required) to submit flags and take …

Write Flag Where was a pwn binary exploitation in the 2023 Google Capture the Flag event. In total 294 teams solved this challenge and the final score for this challenge was 50 points. I'll …

"Capture The Flag" (CTF) competitions are not related to running outdoors or playing first-person shooters. Instead, they consist of a set of computer security puzzles (or challenges) involving …

Get ready to unleash your inner keyboard warrior as we dive into a 48-hour hacking frenzy starting June 21st at 6:00 PM UTC. Brace yourselves for sleepless nights, adrenaline-fueled …

可以得出flag的操作: 观察smali源码，发现了一些有、意思的东西： 估摸着就是从这里下手了，作为一个究极萌新，up当然是直接转java分析（ 其实只是盯着smali看了半天没理清思路 ），找 …

2022年11月13日 · 标题和描述中提到的“gctf19”可能是指2019年举行的一次名为Google CTF（Capture The Flag）的网络安全竞赛。 这类竞赛通常包括一系列旨在测试和提升参与者 …

Gryphons CTF (GCTF) Capture-The-Flag. The CTF was held over the course of 48 hours, and had over 45 challenges split into the categories of Web, Crypto, Forensics, Reverse, Pwn, and …