목차

제 1 장 서 론 ·········································································· 1
제 2 장 관련 연구 및 배경지식 ·············································· 2
2.1. 관련 연구 ···························································································· 3
2.2. 배경지식 ······························································································ 4
2.2.1. NTFS ··························································································· 4
2.2.1.1. MFT Entry ········································································· 5
2.2.1.2. 속성 ······················································································· 6
2.2.2. 시간정보 분석 ············································································ 7
2.2.2.1. NTFS의 시간정보 ······························································ 8
2.2.2.2. FAT의 시간정보 ·································································· 9
2.2.3. 웹 스토리지 서비스 ································································ 10
2.2.3.1. 클라우드 스토리지 ·························································· 10
2.2.3.2. 클라우드 시그니처(Cloud Signature) ·························· 11
제 3 장 클라우드 스토리지 사용 행위정보 획득 ············ 13
3.1. 클라우드 서비스 제공자로부터 획득 ········································· 13
3.2. 계정접속을 통한 획득 ··································································· 14
3.3. 클라우드 시그니처(Cloud Signature) ······································· 15
3.3.1. 웹 브라우저 아티팩트 ···························································· 15
3.3.2. 클라우드 클라이언트 로그파일 ············································ 15
3.3.2.1. 구글 드라이브(Google Drive) ····································· 16
3.3.2.2. 아이 클라우드(iCloud) ··················································· 17- iii -
3.3.2.3. 드롭박스(Dropbox) ··························································· 18
3.3.2.4. 원 드라이브(One Drive) ··············································· 19
3.3.2.5. 네이버 클라우드(Naver Cloud) ··································· 20
3.3.3. 클라우드 클라이언트 로그파일 ············································ 21
3.4. 파일의 시간정보 ············································································· 22
제 4 장 클라우드 서비스별 시간정보 변화 ······················ 23
4.1. 실험 환경 및 방법 ········································································· 23
4.2. 사용행위에 따른 시간정보 변화 ················································· 25
4.2.1. 구글 드라이브(Google Drive) ············································· 26
4.2.2. 아이 클라우드(iCloud) ··························································· 27
4.2.3. 드롭박스(Dropbox) ································································ 28
4.2.4. 원 드라이브(One Drive) ······················································· 29
4.2.5. 네이버 클라우드(Naver Cloud) ·········································· 30
4.3. FAT 파일시스템에서의 복사와 비교 ········································· 31
4.4. mac OS 파일시스템에서 시간정보의 변화 ······························ 32
4.4.1. Document Revisions ···························································· 33
4.4.2. Metadata ·················································································· 34
제 5 장 결론 ············································································ 36
참고문헌 ···················································································· 38