Jan 1 · 6 min read · Challenge Description Category: CryptographyAuthor: flocto The Krampus Syndicate proudly claims their new signing service uses "bitcoin-level encryption" and industry-standard elliptic-curve cryptography. According to their engineers, the system is m...
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Jan 1 · 3 min read · Challenge Description Category: CryptographyAuthor: qvipin You step into the North Pole Security Operations Room for your first official briefing. Before you can even say a word, an elf swivels around in his chair and looks directly at you with a gri...
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Dec 9, 2025 · 5 min read · ~ Written by BIGMONKE Challenge Overview The CTF challenge Linearity presents itself as a beginner-friendly exercise in linear cryptanalysis. The problem drops us into a seemingly simple Python snippet that encrypts a hidden flag using a pseudo-rando...
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Jun 17, 2025 · 6 min read · Picture this: you’re staring at a candlestick chart, wondering whether you should buy or sell. Your phone pings with a new crypto trading signal, suggesting a lucrative opportunity. But then you get a gut feeling—a deep market instinct—that tells you...
Join discussionJun 17, 2025 · 6 min read · Finding accurate and reliable signals in the world of cryptocurrency isn’t just a nice-to-have — it’s a necessity if you want to maximize profits and minimize losses. The crypto market moves fast, often without much warning. Without a trustworthy gui...
Join discussionJun 17, 2025 · 6 min read · Trading in cryptocurrency markets can feel overwhelming — prices fluctuate within minutes, countless tokens emerge daily, and signals from all directions make it hard to know which move to make. But what if you could cut through the chaos and find a ...
Join discussionMar 31, 2025 · 6 min read · Category: CryptographyTeam Name : Windows 9/11Points: 1000Difficulty: easy-medium ( depending on how u approached it)Author: Ishayu Challenge Description Name of Challenge: Buzzard’s Poneglyph Robin uncovers an ancient Poneglyph during her explorat...
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Jul 14, 2024 · 9 min read · Introduction On the Internet, we try to send data between two nodes, users, or machines, but there is always an underlying threat of information or data leaks, generally termed as Man-in-the-Middle attack. Thus, cryptography comes into the picture. E...
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May 14, 2024 · 14 min read · Alright folks, gather around because I’m about to take you on a journey that starts in the mundane world of everyday coding and ends in the deep, thrilling abyss of deniable encryption. This isn’t just a story about code – it’s about paranoia, privac...
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Mar 30, 2024 · 10 min read · ↘ This article presents our recent discovery of a pattern in Kryptos K4, the famous unsolved code. This potential breakthrough may reveal the use of a distinctive encryption technique. We also present “K4nundrum”, an open-source tool we created to ex...
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