DEV Community

zerogru
zerogru

Posted on

16

[picoctf]Binary Search writeup

Title:

Binary Search

Author:

Jeffery John

Date:

8/10/2024

Challenge Description

https://play.picoctf.org/practice/challenge/442

Difficulty Level

Easy

Setup

kali linux

Solution Overview

Detailed Steps

1.This Game try to type down guess!

ssh -p 54518 ctf-player@atlas.picoctf.net
ctf-player@atlas.picoctf.net's password: 
Welcome to the Binary Search Game!
I'm thinking of a number between 1 and 1000.
Enter your guess: 500
Lower! Try again.
Enter your guess: 250
Higher! Try again.
Enter your guess: 350
Higher! Try again.
Enter your guess: 450
Lower! Try again.
Enter your guess: 400
Lower! Try again.
Enter your guess: 370
Higher! Try again.
Enter your guess: 390
Higher! Try again.
Enter your guess: 395
Lower! Try again.
Enter your guess: 394
Congratulations! You guessed the correct number: 394
Here's your flag: picoCTF{g00d_gu355_2e90d29b}
Connection to atlas.picoctf.net closed.
Enter fullscreen mode Exit fullscreen mode

Final Exploit/Flag

Here's your flag: picoCTF{g00d_gu355_2e90d29b}
Enter fullscreen mode Exit fullscreen mode

Lessons Learned

General Skills

References

Image of AssemblyAI

Automatic Speech Recognition with AssemblyAI

Experience near-human accuracy, low-latency performance, and advanced Speech AI capabilities with AssemblyAI's Speech-to-Text API. Sign up today and get $50 in API credit. No credit card required.

Try the API

Top comments (0)

A Workflow Copilot. Tailored to You.

Pieces.app image

Our desktop app, with its intelligent copilot, streamlines coding by generating snippets, extracting code from screenshots, and accelerating problem-solving.

Read the docs

👋 Kindness is contagious

Immerse yourself in a wealth of knowledge with this piece, supported by the inclusive DEV Community—every developer, no matter where they are in their journey, is invited to contribute to our collective wisdom.

A simple “thank you” goes a long way—express your gratitude below in the comments!

Gathering insights enriches our journey on DEV and fortifies our community ties. Did you find this article valuable? Taking a moment to thank the author can have a significant impact.

Okay