--- title: "#picoctf articles | Hashnode" description: "Explore 60 articles tagged #picoctf on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/picoctf" --- Tag # #picoctf 60 posts · 5 followers [Rebika Parajuli](https://hashnode.com/@rebika) · [Jun 12](https://hashnode.com/posts/keygenme-py-cylab-security-academy-picoctf/6a2c1d48514f560576fe36d9) ### [keygenme-py | CyLab Security Academy (PicoCTF)](https://pico-ctf.hashnode.dev/keygenme-py-cylab-security-academy-picoctf?utm_source=hashnode&utm_medium=feed) keygenme-py is a Medium level ctf challenge in the reverse engineering domain. A python script with no instructions in present in this challenge. A file named keygenme-trial.py is provided. Upon downl 3 min read · [pico-ctf.hashnode.dev](https://pico-ctf.hashnode.dev/keygenme-py-cylab-security-academy-picoctf?utm_source=hashnode&utm_medium=feed) [Rebika Parajuli](https://hashnode.com/@rebika) · [Jun 12](https://hashnode.com/posts/first-grep-cylab-security-academy-picoctf/6a2b5d9551b9a28a521cecfa) ### [First Grep | CyLab Security Academy (PicoCTF)](https://pico-ctf.hashnode.dev/first-grep-cylab-security-academy-picoctf?utm_source=hashnode&utm_medium=feed) First Grep is a General Skill, easy challenge intending on the use of Grep tool. We are provided with the following details along with a file containing flag. Can you find the flag in the file? This w 2 min read · [pico-ctf.hashnode.dev](https://pico-ctf.hashnode.dev/first-grep-cylab-security-academy-picoctf?utm_source=hashnode&utm_medium=feed) [Rebika Parajuli](https://hashnode.com/@rebika) · [Jun 5](https://hashnode.com/posts/mod-26-cylab-security-academy-picoctf/6a22d60cbdc172ef883fcb7f) ### [Mod 26 | CyLab Security Academy (PicoCTF)](https://pico-ctf.hashnode.dev/mod-26-cylab-security-academy-picoctf?utm_source=hashnode&utm_medium=feed) Mod 26 is a General skill challenge lab. It aims to introduce learners about ROT13. The prompt provided to us is as follows: Cryptography can be easy, do you know what ROT13 is? values.txt file is m 2 min read · [pico-ctf.hashnode.dev](https://pico-ctf.hashnode.dev/mod-26-cylab-security-academy-picoctf?utm_source=hashnode&utm_medium=feed) [Rebika Parajuli](https://hashnode.com/@rebika) · [May 29](https://hashnode.com/posts/what-s-a-net-cat-cylab-security-academy-picoctf/6a18fe2b782587548358ffa5) ### [What's a net cat ? | CyLab Security Academy (PicoCTF)](https://pico-ctf.hashnode.dev/what-s-a-net-cat-cylab-security-academy-picoctf?utm_source=hashnode&utm_medium=feed) What's a net cat ? is a simple General Skills lab intending to introduce learners to the basics of Netcat. Netcat is a versatile command-line networking utility used to read and write data across TCP 2 min read · [pico-ctf.hashnode.dev](https://pico-ctf.hashnode.dev/what-s-a-net-cat-cylab-security-academy-picoctf?utm_source=hashnode&utm_medium=feed) [Nirgunah](https://hashnode.com/@nirgunah) · [May 17](https://hashnode.com/posts/sudo-make-me-a-sandwich/6a09e40b3104e2aff0b030d8) ### [Sudo make me a sandwich-General Skills-picoCTF WriteUp](https://cyberspace-flagfinder.hashnode.dev/sudo-make-me-a-sandwich?utm_source=hashnode&utm_medium=feed) Time to see what can a simple user do and what powers it has and does it have the ultimate power in terminal - sudo. Let us see the problem statement. Can you read the flag? I think you can! So it i 2 min read · [cyberspace-flagfinder.hashnode.dev](https://cyberspace-flagfinder.hashnode.dev/sudo-make-me-a-sandwich?utm_source=hashnode&utm_medium=feed) [Nirgunah](https://hashnode.com/@nirgunah) · [May 17](https://hashnode.com/posts/undo/6a09b0923104e2aff08f1d4a) ### [Undo-General Skills-picoCTF WriteUp](https://cyberspace-flagfinder.hashnode.dev/undo?utm_source=hashnode&utm_medium=feed) We are provided with a string which is the result of series of transformation on our FLAG. We have to undo it. Let us explore this to learn some new commands and transformations. Our problem statement 3 min read · [cyberspace-flagfinder.hashnode.dev](https://cyberspace-flagfinder.hashnode.dev/undo?utm_source=hashnode&utm_medium=feed) [Nirgunah](https://hashnode.com/@nirgunah) · [May 17](https://hashnode.com/posts/strings-it/6a09a7a53104e2aff0893441) ### [Strings it-General Skills-picoCTF WriteUp](https://cyberspace-flagfinder.hashnode.dev/strings-it?utm_source=hashnode&utm_medium=feed) About Strings The strings command in Linux is a utility used to print printable character sequences found in binary files. It is primarily used by developers and security analysts to extract human-rea 1 min read · [cyberspace-flagfinder.hashnode.dev](https://cyberspace-flagfinder.hashnode.dev/strings-it?utm_source=hashnode&utm_medium=feed) [Nirgunah](https://hashnode.com/@nirgunah) · [May 17](https://hashnode.com/posts/my-git/6a09b5963104e2aff0930908) ### [My Git-General Skills-picoCTF WriteUp](https://cyberspace-flagfinder.hashnode.dev/my-git?utm_source=hashnode&utm_medium=feed) In this CTF we will deal with GIT again and we shall learn few mandatory commands that are needed in everyday life while working on a project to pull and push files and make commits. Let us see the pr 3 min read · [cyberspace-flagfinder.hashnode.dev](https://cyberspace-flagfinder.hashnode.dev/my-git?utm_source=hashnode&utm_medium=feed) [Nirgunah](https://hashnode.com/@nirgunah) · [May 17](https://hashnode.com/posts/ping-cmd/6a09bf473104e2aff099efe3) ### [Ping-cmd-General Skills-picoCTF WriteUp](https://cyberspace-flagfinder.hashnode.dev/ping-cmd?utm_source=hashnode&utm_medium=feed) We need to ping that's it right? Easy peasy. But wait how are we going to get a flag with just a ping. Let us explore this CTF to find out. Let us check the problem statement first. Can you make the 3 min read · [cyberspace-flagfinder.hashnode.dev](https://cyberspace-flagfinder.hashnode.dev/ping-cmd?utm_source=hashnode&utm_medium=feed) [Nirgunah](https://hashnode.com/@nirgunah) · [May 17](https://hashnode.com/posts/piece-by-piece/6a09d82e3104e2aff0a93cba) ### [Piece by Piece-General Skills-picoCTF WriteUp](https://cyberspace-flagfinder.hashnode.dev/piece-by-piece?utm_source=hashnode&utm_medium=feed) This CTF asks us to find the FLAG in pieces from the server. Let us see the problem statement. After logging in, you will find multiple file parts in your home directory. These parts need to be combi 2 min read · [cyberspace-flagfinder.hashnode.dev](https://cyberspace-flagfinder.hashnode.dev/piece-by-piece?utm_source=hashnode&utm_medium=feed)