{"id":15546032,"url":"https://github.com/codingo/cracknet","last_synced_at":"2025-09-16T16:29:07.110Z","repository":{"id":48277053,"uuid":"87767112","full_name":"codingo/cracknet","owner":"codingo","description":"A .net Crackme Challenge made for the SecTalks Brisbane 2017 Capture the Flag Event. Writeup/solution included.","archived":false,"fork":false,"pushed_at":"2017-10-02T22:42:39.000Z","size":166,"stargazers_count":23,"open_issues_count":0,"forks_count":11,"subscribers_count":9,"default_branch":"master","last_synced_at":"2025-04-20T09:59:18.519Z","etag":null,"topics":["capture-the-flag","challenge","challenges","ctf","ctf-challenges","ctf-solutions","ctf-writeups","decompile","ida","radare2","reverse-engineering","security","vulnerable","vulnerable-application","writeup"],"latest_commit_sha":null,"homepage":"https://www.codingo.com.au","language":"C#","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/codingo.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2017-04-10T04:38:41.000Z","updated_at":"2025-02-06T05:13:28.000Z","dependencies_parsed_at":"2022-08-30T09:22:05.978Z","dependency_job_id":null,"html_url":"https://github.com/codingo/cracknet","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/codingo%2Fcracknet","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/codingo%2Fcracknet/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/codingo%2Fcracknet/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/codingo%2Fcracknet/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/codingo","download_url":"https://codeload.github.com/codingo/cracknet/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":250482602,"owners_count":21437908,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["capture-the-flag","challenge","challenges","ctf","ctf-challenges","ctf-solutions","ctf-writeups","decompile","ida","radare2","reverse-engineering","security","vulnerable","vulnerable-application","writeup"],"created_at":"2024-10-02T13:00:25.444Z","updated_at":"2025-09-16T16:29:02.063Z","avatar_url":"https://github.com/codingo.png","language":"C#","funding_links":[],"categories":[],"sub_categories":[],"readme":"# cracknet\nA .net Crackme Challenge made for the SecTalks Brisbane 2017 CTF Event.\n\n[![Twitter](https://img.shields.io/badge/twitter-@codingo__-blue.svg)](https://twitter.com/codingo_)\n\n***Intended binary for challenge***: https://github.com/codingo/cracknet/blob/master/ctf.sectalks_bne.crackme/bin/Debug/cracknet.exe\n\nNote that this is a debug build and not a release build, due to compiler instructions. Only the executable needs to be included for the challenge.\n\n## Source Code Notes\n\nBuilt with v4.5.2 of .Net (https://www.microsoft.com/en-au/download/details.aspx?id=42642)\n\n## Writeup / Solution\n\nA writeup explaining one solution path for this binary can be found here: https://codingo.github.io/reverse-engineering/ctf/2017/07/25/Decompiling-CSharp-By-Example-with-Cracknet.html\n\nFurther solution notes (including alternative ways to solve this) can be found as code comments within __Program.cs__.\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fcodingo%2Fcracknet","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fcodingo%2Fcracknet","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fcodingo%2Fcracknet/lists"}