CTF, pentest, cyber security, and computer science writeupshttps://hosahn.github.io/en-ushttps://hosahn.github.io/260505/https://hosahn.github.io/260505/나에게 유학이란 무엇이었을까.Tue, 05 May 2026 00:00:00 GMTKORDailyhttps://hosahn.github.io/241004/https://hosahn.github.io/241004/Solving Hub machine from Proving GroundsFri, 04 Oct 2024 00:00:00 GMTproving_groundspentestENGhttps://hosahn.github.io/240928/https://hosahn.github.io/240928/Solving Astronaut machine from Proving GroundsSat, 28 Sep 2024 00:00:00 GMTproving_groundspentestENGhttps://hosahn.github.io/240923/https://hosahn.github.io/240923/vm 환경 tmux console 내에서 Host PC 로 copy & paste 하는법, 마우스 사용법 등Mon, 23 Sep 2024 00:00:00 GMTKaliKORhttps://hosahn.github.io/240916/https://hosahn.github.io/240916/Solving Blackgate machine from Proving GroundsMon, 16 Sep 2024 00:00:00 GMTproving_groundspentestENGhttps://hosahn.github.io/240913/https://hosahn.github.io/240913/Solving Pelican machine from Proving GroundsFri, 13 Sep 2024 00:00:00 GMTproving_groundspentestENGhttps://hosahn.github.io/240910/https://hosahn.github.io/240910/Solving Exfilterated machine from Proving GroundsTue, 10 Sep 2024 00:00:00 GMTproving_groundspentestENGhttps://hosahn.github.io/240906/https://hosahn.github.io/240906/Solving Twiggy machine from Proving GroundsFri, 06 Sep 2024 00:00:00 GMTproving_groundspentestENGhttps://hosahn.github.io/240904/https://hosahn.github.io/240904/Solving GLPI machine from Proving GroundsWed, 04 Sep 2024 00:00:00 GMTproving_groundspentestENGhttps://hosahn.github.io/240901/https://hosahn.github.io/240901/뮌헨공대 2학년 2학기에 대하여Sun, 01 Sep 2024 00:00:00 GMTKOR독일유학TUMComputer Sciencehttps://hosahn.github.io/240825/https://hosahn.github.io/240825/Solving GLPI machine from Proving GroundsSun, 25 Aug 2024 00:00:00 GMTproving_groundspentestENGhttps://hosahn.github.io/240820/https://hosahn.github.io/240820/Solving "Irked" machine from HTBTue, 20 Aug 2024 00:00:00 GMThacktheboxpentestENGhttps://hosahn.github.io/240819/https://hosahn.github.io/240819/Solving "Tartarsauce" machine from HTBMon, 19 Aug 2024 00:00:00 GMThacktheboxpentestENGhttps://hosahn.github.io/240818/https://hosahn.github.io/240818/뮌헨공대 2학년 2학기에 대하여Sun, 18 Aug 2024 00:00:00 GMTKOR독일유학TUMComputer Sciencehttps://hosahn.github.io/240817/https://hosahn.github.io/240817/Solving "Beep" machine from HTBSat, 17 Aug 2024 00:00:00 GMThacktheboxpentestENGhttps://hosahn.github.io/240816/https://hosahn.github.io/240816/Solving "Friendzone" machine from HTBFri, 16 Aug 2024 00:00:00 GMThacktheboxpentestENGhttps://hosahn.github.io/240815/https://hosahn.github.io/240815/뮌헨공대 2학년 1학기에 대하여Thu, 15 Aug 2024 00:00:00 GMTKOR독일유학TUMComputer Sciencehttps://hosahn.github.io/240814/https://hosahn.github.io/240814/뮌헨공대 1학년 2학기에 대하여Wed, 14 Aug 2024 00:00:00 GMTKOR독일유학TUMComputer Sciencehttps://hosahn.github.io/240813/https://hosahn.github.io/240813/뮌헨공대 입학부터 대부분의 Pfilchtmodule를 마치기까지.Tue, 13 Aug 2024 00:00:00 GMTKOR독일유학TUMComputer Sciencehttps://hosahn.github.io/240812/https://hosahn.github.io/240812/Solving "Sunday" machine from HTBMon, 12 Aug 2024 00:00:00 GMThacktheboxpentestENGhttps://hosahn.github.io/240809/https://hosahn.github.io/240809/Solving "Valentine" machine from HTBFri, 09 Aug 2024 00:00:00 GMThacktheboxpentestENGhttps://hosahn.github.io/230310/https://hosahn.github.io/230310/작성 예정Fri, 10 Mar 2023 00:00:00 GMTDailyhttps://hosahn.github.io/230302/https://hosahn.github.io/230302/뮌헨공대 컴공 1학년 1학기 후기 및 앞으로의 계획Thu, 02 Mar 2023 00:00:00 GMTTUMKORDaily독일유학https://hosahn.github.io/221029/https://hosahn.github.io/221029/Sat, 29 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221028/https://hosahn.github.io/221028/뮌헨공대 1학년 1학기 시작과 학교생활, 유학생활 등Fri, 28 Oct 2022 00:00:00 GMTDailyKORTUM독일유학https://hosahn.github.io/221021/https://hosahn.github.io/221021/Fri, 21 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221018/https://hosahn.github.io/221018/Tue, 18 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221017/https://hosahn.github.io/221017/Mon, 17 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221016/https://hosahn.github.io/221016/Sun, 16 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221015/https://hosahn.github.io/221015/Sat, 15 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221014/https://hosahn.github.io/221014/Fri, 14 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221013/https://hosahn.github.io/221013/Thu, 13 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221012/https://hosahn.github.io/221012/Wed, 12 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221011/https://hosahn.github.io/221011/Tue, 11 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221010/https://hosahn.github.io/221010/Mon, 10 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221009/https://hosahn.github.io/221009/Sun, 09 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221008/https://hosahn.github.io/221008/Sat, 08 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221007/https://hosahn.github.io/221007/Fri, 07 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221006/https://hosahn.github.io/221006/Thu, 06 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221005/https://hosahn.github.io/221005/Wed, 05 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221004/https://hosahn.github.io/221004/Tue, 04 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221003/https://hosahn.github.io/221003/Mon, 03 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221002/https://hosahn.github.io/221002/Sun, 02 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/221001/https://hosahn.github.io/221001/Sat, 01 Oct 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/220930/https://hosahn.github.io/220930/Fri, 30 Sep 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/220929/https://hosahn.github.io/220929/Thu, 29 Sep 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/220928/https://hosahn.github.io/220928/Wed, 28 Sep 2022 00:00:00 GMTKORpwnhttps://hosahn.github.io/220927/https://hosahn.github.io/220927/Tue, 27 Sep 2022 00:00:00 GMTpwnKORhttps://hosahn.github.io/220925/https://hosahn.github.io/220925/OverTheWire level 11 to level 14Sun, 25 Sep 2022 00:00:00 GMTKORKalihttps://hosahn.github.io/220924/https://hosahn.github.io/220924/OverTheWire level 1 to level 10Sat, 24 Sep 2022 00:00:00 GMTKORKalihttps://hosahn.github.io/220922/https://hosahn.github.io/220922/종만북 두니발 박사의 탈옥 C++ 풀이해봅니다!Thu, 22 Sep 2022 00:00:00 GMTAlgorithmKORCpphttps://hosahn.github.io/220921/https://hosahn.github.io/220921/종만북 폴리오미노 C++ 풀이해봅니다!Wed, 21 Sep 2022 00:00:00 GMTAlgorithmKORCpphttps://hosahn.github.io/220919/https://hosahn.github.io/220919/독일 컴공 유학, 방 구하기, 뮌헨공대, 독일 생활 필수 세팅, 그리고 비자 발급Mon, 19 Sep 2022 00:00:00 GMTDailyKORTUM독일유학https://hosahn.github.io/220918/https://hosahn.github.io/220918/종만북 JLIS C++ 풀이해봅니다!Sun, 18 Sep 2022 00:00:00 GMTAlgorithmKORCpphttps://hosahn.github.io/220917/https://hosahn.github.io/220917/종만북 LIS C++ 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GMTCodingENGhttps://hosahn.github.io/220717/https://hosahn.github.io/220717/NodeJS 서버에서 파이썬 코드로 응답을 받아보자! 라이브러리 사용 XSun, 17 Jul 2022 00:00:00 GMTCodingKORhttps://hosahn.github.io/220716/https://hosahn.github.io/220716/해킹 실습에서 유용하게 사용할 FoxyProxy를 다운받고 설정해보자! ~ Burp Suite 연동까지Sat, 16 Jul 2022 00:00:00 GMTKORKalihttps://hosahn.github.io/220715/https://hosahn.github.io/220715/웹 해킹 실습용 Kali Linux, VirtualBox Kali Linux 설치와 기본 설정 변경, 필수 라이브러리 설치까지 다뤄봅니다.Fri, 15 Jul 2022 00:00:00 GMTKaliKORhttps://hosahn.github.io/220714/https://hosahn.github.io/220714/백준 문제 4936번의 파이썬 풀이(코드제공) DFS 완전탐색 재귀Thu, 14 Jul 2022 00:00:00 GMTpythonAlgorithmKORhttps://hosahn.github.io/220712/https://hosahn.github.io/220712/Greetings! :) Welcome to my blogTue, 12 Jul 2022 00:00:00 GMTDailyENG