| 제목 | URL | 내용 |
| onoffmix | http://onoffmix.com | |
| HOSTWAY FAQ | http://faq.hostway.co.kr | |
| SecurityPlus 커뮤니티 | http://www.securityplus.or.kr | |
| SecurityPlus 카페 | http://cafe.naver.com/securityplus | |
| Project Euler | http://euler.synap.co.kr | |
| Dovelet | http://119.201.123.184/index.php | |
| VirusTotal | https://www.virustotal.com/ko/ | |
| Whois | https://www.whois.com/ | |
| KISA 불법스팸대응센터 | https://spam.kisa.or.kr/integration/main.do | 화이트 도메인 |
| OLC(Opensource software Learning Community) | http://olc.kr | |
| OKKY | https://okky.kr | |
| OLIS(OpensourceSW License Information Systems) | https://www.olis.or.kr/ | 오픈소스 SW 라이선스 종합정보 시스템 |