{"id":26833355,"url":"https://github.com/mr-won/well_known_port","last_synced_at":"2025-03-30T15:28:46.173Z","repository":{"id":274415298,"uuid":"922826817","full_name":"mr-won/Well_Known_Port","owner":"mr-won","description":"Well-Known-Port","archived":false,"fork":false,"pushed_at":"2025-03-15T05:54:09.000Z","size":13,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2025-03-18T02:27:16.392Z","etag":null,"topics":["port","well-known-port"],"latest_commit_sha":null,"homepage":"","language":null,"has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/mr-won.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2025-01-27T06:24:19.000Z","updated_at":"2025-03-15T05:54:12.000Z","dependencies_parsed_at":"2025-03-18T02:27:20.147Z","dependency_job_id":"3b58f6e7-284d-4b06-9097-dd32551016f6","html_url":"https://github.com/mr-won/Well_Known_Port","commit_stats":null,"previous_names":["chihyeonwon/well_known_port","mr-won/well_known_port"],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mr-won%2FWell_Known_Port","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mr-won%2FWell_Known_Port/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mr-won%2FWell_Known_Port/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mr-won%2FWell_Known_Port/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/mr-won","download_url":"https://codeload.github.com/mr-won/Well_Known_Port/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":246337802,"owners_count":20761271,"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":["port","well-known-port"],"created_at":"2025-03-30T15:28:45.642Z","updated_at":"2025-03-30T15:28:46.166Z","avatar_url":"https://github.com/mr-won.png","language":null,"funding_links":[],"categories":[],"sub_categories":[],"readme":"## 지식전달용\n\n500번 포트 ipsec 키교환용 DDoS 오탐 여부\n\n## 데이터베이스 포트 암기\n물어보면 바로나올수있도록 암기할 것. TCP 인지 UDP 인지도\n     \nMySQL\n\nTCP 3306\n\nMS-SQL\n\nTCP 1443\n\nOracle\n\nTCP 1521\n\nPostgreSQL\n\nTCP 5432\n\nMariaDB\n\nTCP 3306\n\nDB2\n\nTCP 50090\n\nFTP data port(active mode)\n\nTCP 20\n\nNetBIOS (TCP rarely used)\n\nTCP/UDP 137\n\nFTP control port\n\nTCP 21\n\nNetBIOS\n\nUDP 138\n\nSSH\n\nTCP 22\n\nNetBIOS\n\nTCP 139\n\nSCP(uses SSH)\n\nTCP 22\n\nIMAP4\n\nTCP 143\n\nSFTP(uses SSH)\n\nTCP 22\n\nLDAP\n\nTCP 389\n\ntelnet\n\nTCP 23\n\nHTTPS\n\nTCP 443\n\nSMTP\n\nTCP 25\n\nSMTP SSL/TLS(SMTPs)\n\nTCP 465\n\nTACACS+\n\nTCP 49\n\nIPsec (for VPN with IKE)\n\nUDP 500\n\nDNS name queries\n\nUDP 53\n\nLDAP/SSL(LDAPs)\n\nTCP 636\n\nDNS zone Transfers\n\nTCP 53\n\nLDAP/TLS(LDAPs)\n\nTCP 636\n\nTFTP\n\nUDP 69\n\nIMAP SSL/TLS(IMAPs)\n\nTCP 993\n\nHTTP\n\nTCP 80\n\nPOP SSL/TLS(POPs)\n\nTCP 995\n\nKerberos\n\nUDP 88\n\nL2TP\n\nUDP 1701\n\nPOP3\n\nTCP 110\n\nPPTP\n\nTCP 1723\n\nSNMP\n\nUDP 161\n\nRemote Desktop Protocol(RDP)\n\nTCP/UDP 3389\n\nSNMP trap\n\nUDP 162\n\nMicrosoft SQL Server\n\nTCP 1433\n## 이글루코퍼레이션 회사 업무에 필요한 알아두면 좋은 웰논 포트 정리 \n![KakaoTalk_20250127_153842064](https://github.com/user-attachments/assets/fbfe5257-2544-48f5-bdc1-4b948a8f4ac6)\n![KakaoTalk_20250127_153842064_01](https://github.com/user-attachments/assets/039175a5-9ba3-4c65-9b67-863f9ca6b445)\n물론, 꼭 이 포트번호를 사용하지 않고 다른 포트번호를 지정해서 사용 할 수 있다.     \n예를들어, 80번 HTTP(웹 서비스) 포트를 8080번 포트로 변경 (버프 스위트 등 툴 사용)   \n악의적인 목적을 가지고 일반적인 포트 80, 443 웹서비스로 들어오는 공격들을 탐지 detect하고 예방 prevention할 수 있을 것이다.   \n## 포트 점검 \n# cat /etc/services     /* 모든 포트 목록 확인 */ \n\n\n\n# yum -y install nmap\n\n# nmap localhost    /* 자신의 서버에 열린 포트 점검 */\n\n\n\n# netstat -an | more    /* 열린 포트 점검 */\n\n# netstat -an | grep '^tcp'    ( # netstat -ant )\n\n# netstat -an | grep '^udp'   ( # netstat -anu )\n\n\n\n( win2008 )\n\n\u003cwindows + E \u003e = C:\\Windows\\system32\\drivers\\etc\\services /* 모든 포트 목록 확인 */\n\n\n\nnmap 툴 설치\n\nhttps://nmap.org/download.html\n\n\n\nc:\\\u003e natstat -a\n\n## netstat 옵션 암기\n\nnetstat\n-n : numeric 16진수 숫자로 표현\n-t : tcp\n-u : udp\n-l : listening\n- a 모든\n- c 매초마다실행\n- i 트래픽 정보 모니터링\n- r : routing\n- s : 프토토콜별 통계 정보\n- \n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmr-won%2Fwell_known_port","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fmr-won%2Fwell_known_port","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmr-won%2Fwell_known_port/lists"}