sam文件基础知识（SAM file Basics）.docVIP

sam文件基础知识（SAM file Basics） Mingfanliblog 55 kinds of Trojan manual removal --| back home | 2005 --WIN2000 index | common services list Basic knowledge of SAM documents -- SAM file Basics Windows NT and WIN2000 in the security management of the user account using a security account manager (security account manager) mechanism, management security account manager on account is carried out through safety signs, safety signs in the account creation is also created, once the account is deleted, security identification also deleted. Security identifiers are unique, even when the same username is used, and each time they are created, the security identity is completely different. Therefore, once an account is deleted, its security identity no longer exists, that is, the use of the same user name to rebuild the account, will be given a different security logo, and will not retain the original permissions. The specific performance of the security account manager is the%SystemRoot%\system32\config\sam file. The SAM file is the user account database of windows NT, and all relevant information about the login name and password of the NT user will be saved in this file. The SAM file can be thought of as a passwd file in a UNIX system, but its not as straightforward as it should be. Passwd uses the format of saved text to store information, which is an example of the content of Linux passwd files 0: root:8L7v6:0:0:root:/root:/bin/bash 1: bin:*: 1:1:bin:/bin: 2: daemon:*: 2:2:daemon:/sbin: 3: adm:*: 3:4:adm:/var/adm: 4: lp:*: 4:7:lp:/var/spool/lpd: 5: sync:*: 5:0:sync:/sbin:/bin/sync 6: shutdown:*: 6:0:shutdown:/sbin:/sbin/shutdown 7: halt:*: 7:0:halt:/sbin:/sbin/halt 8: mail:*: 8:12:mail:/var/spool/mail: 9: news:*: 9:13:news:/var/spool/news: 10: uucp:*: 10:14:uucp:/var/spool/uucp: 11: operator:*: 11:0:operator:/root: 12: games:*: 12:100:games:/usr/games: 13: gopher:*: 13:30:gopher:/usr/lib/gopher-data: 14: ftp:*: 14:50:FTP User:/home/ftp: 15: nobody:I0iJ.: 99:99:Nobody:/home/http