호그와트 351

췤췤 머신 그저 감사합니다 !!

(function(n) {    "use strict";        function xorOperation(a, b) {        return a ^ b;    }        function rotateLeft(x, n) {        return (x n) | (x >>> (32 - n));    }        function checksumBlock(block, seed) {        var result = seed;        for (var i = 0; i block.length; i++) {            result = xorOperation(result, block[i]);            result = rotateLeft(result, 5);        } ..

호그와트 2024.08.18

포ㄹ트를 뽀트르 포트르 포트리스 뽀로로

import socket # Function to collect portsdef collect_ports():    ports = []    while True:        user_input = input("Enter a port number (or type any alphabet to finish): ")        if user_input.isalpha():            break        try:            ports.append(int(user_input))        except ValueError:            print("Please enter a valid integer.")    return ports # Function to scan portsdef p..

호그와트 2024.08.18

윌의 마음을 이해하는 건 니체를 읽으며 타노스 고기를 뜯어먹을때 온다

import hashlibclass URLShortener:    def __init__(self):        self.url_map = {}        self.short_to_long = {}        self.base_url = "http://thanks.ly/"    def _hash_url(self, url):        # Generate a hash for the given URL        return hashlib.md5(url.encode()).hexdigest()[:6]    def shorten_url(self, url: str) -> str:        # Check if the URL has already been shortened        if url in s..

호그와트 2024.08.03

tryhackme Boiler CTF privilege escalation

- username: `basterd`- password: `superduperp@$$`superduperp@$$ class JConfig {public $offline = '0';public $offline_message = 'This site is down for maintenance.Please check back again soon.';public $display_offline_message = '1';public $offline_image = '';public $sitename = 'THM Boiler Room';public $editor = 'tinymce';public $captcha = '0';public $list_limit = '20';public $access = '1';public ..

호그와트 2024.07.27

Why did CrowdStrike IT outage happen ? (brief summary)

The CrowdStrike IT outage was triggered by a problematic software update. Here’s what happened: What Caused the Outage: The issue stemmed from a flawed update to CrowdStrike's software, specifically involving a kernel-mode driver. This part of the software is crucial for the operating system, so any mistakes here can lead to serious system crashes. How the Fault Occurred:  I think that the syste..

호그와트 2024.07.24

AI 네트워크 방어 게임 (Cyber Shield) 4 by A to Z 영웅 (사이드 사이드 프로젝트)

3) methodologyThe methodology of this research focuses on developing an enhanced AI-driven server system designed to autonomously respond to network security threats. The core functionality of this system revolves around making real-time predictions and dynamically determining appropriate actions based on those predictions. This section provides a detailed description of the processes involved, ..

호그와트 2024.07.24

AI 네트워크 방어 게임 (Cyber Shield) 3 by A to Z 영웅 (사이드 사이드 프로젝트)

1) abstractIn recent years, the advent of multiple AI technologies, particularly those developed by OpenAI, has profoundly impacted the global landscape. On May 13, 2024, the release of ChatGPT-4o marked a significant milestone[1], capturing worldwide attention. Amid this rapid evolution in AI, current AI adaptation in cybersecurity largely focus on narrow tasks such as analyzing packets or imag..

호그와트 2024.07.24

AI 네트워크 방어 게임 (Cyber Shield) 2 by A to Z 영웅 (사이드 사이드 프로젝트)

import numpy as npimport pandas as pdfrom sklearn.model_selection import train_test_splitfrom sklearn.preprocessing import StandardScalerfrom sklearn.neighbors import KNeighborsClassifierfrom sklearn.metrics import classification_report, confusion_matrix, accuracy_scoreimport joblibimport socketimport subprocessimport openaiimport os# Load train and test data# this data is from https://www.kaggl..

호그와트 2024.07.24