diff options
Diffstat (limited to 'man/zh_CN/man1/passwd.1')
-rw-r--r-- | man/zh_CN/man1/passwd.1 | 65 |
1 files changed, 23 insertions, 42 deletions
diff --git a/man/zh_CN/man1/passwd.1 b/man/zh_CN/man1/passwd.1 index 89e0e07..cfc0016 100644 --- a/man/zh_CN/man1/passwd.1 +++ b/man/zh_CN/man1/passwd.1 @@ -2,12 +2,12 @@ .\" Title: passwd .\" Author: Julianne Frances Haugh .\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/> -.\" Date: 2022-11-08 -.\" Manual: 用户命令 -.\" Source: shadow-utils 4.13 +.\" Date: 2024-06-21 +.\" Manual: User Commands +.\" Source: shadow-utils 4.15.2 .\" Language: Chinese Simplified .\" -.TH "PASSWD" "1" "2022-11-08" "shadow\-utils 4\&.13" "用户命令" +.TH "PASSWD" "1" "2024-06-21" "shadow\-utils 4\&.15\&.2" "User Commands" .\" ----------------------------------------------------------------- .\" * Define some portability stuff .\" ----------------------------------------------------------------- @@ -31,7 +31,7 @@ passwd \- 更改用户密码 .SH "大纲" .HP \w'\fBpasswd\fR\ 'u -\fBpasswd\fR [\fI选项\fR] [\fI登录\fR] +\fBpasswd\fR [\fIoptions\fR] [\fILOGIN\fR] .SH "描述" .PP The @@ -49,44 +49,9 @@ refuses to change the password and exits\&. .PP 提示用户输入两次新密码。第二次和第一次进行比较,并且需要相同才能更改密码。 .PP -然后,测试密码的负责程度。一般来讲,密码应该包含 6 到 8 位字符,从下边的一个或多个集合中选择: -.sp -.RS 4 -.ie n \{\ -\h'-04'\(bu\h'+03'\c -.\} -.el \{\ -.sp -1 -.IP \(bu 2.3 -.\} -小写字母 -.RE -.sp -.RS 4 -.ie n \{\ -\h'-04'\(bu\h'+03'\c -.\} -.el \{\ -.sp -1 -.IP \(bu 2.3 -.\} -数字 0 到 9 -.RE -.sp -.RS 4 -.ie n \{\ -\h'-04'\(bu\h'+03'\c -.\} -.el \{\ -.sp -1 -.IP \(bu 2.3 -.\} -标点符号 -.RE -.PP -Care must be taken not to include the system default erase or kill characters\&. +Then, the password is tested for complexity\&. \fBpasswd\fR -will reject any password which is not suitably complex\&. +will reject any password which is not suitably complex\&. Care must be taken not to include the system default erase or kill characters\&. .SS "关于用户密码的提示" .PP The security of a password depends upon the strength of the encryption algorithm and the size of the key space\&. The legacy @@ -96,6 +61,8 @@ System encryption method is based on the NBS DES algorithm\&. More recent method .PP 由于粗心地或处理选择密码,会危及密码的安全。由于这个原因,您不应该选择出现在词典中或者必须要写下来才能记住的密码。密码也不应该是一个名字、许可证号、生日或者街道号。所有这些可以用于猜测来损害系统安全。 .PP +As a general guideline, passwords should be long and random\&. It\*(Aqs fine to use simple character sets, such as passwords consisting only of lowercase letters, if that helps memorizing longer passwords\&. For a password consisting only of lowercase English letters randomly chosen, and a length of 32, there are 26^32 (approximately 2^150) different possible combinations\&. Being an exponential equation, it\*(Aqs apparent that the exponent (the length) is more important than the base (the size of the character set)\&. +.PP You can find advice on how to choose a strong password on http://en\&.wikipedia\&.org/wiki/Password_strength .SH "选项" .PP @@ -175,6 +142,12 @@ directory and use the configuration files from the directory\&. Only absolute paths are supported\&. .RE .PP +\fB\-P\fR, \fB\-\-prefix\fR\ \&\fIPREFIX_DIR\fR +.RS 4 +Apply changes to configuration files under the root filesystem found under the directory +\fIPREFIX_DIR\fR\&. This option does not chroot and is intended for preparing a cross\-compilation target\&. Some limitations: NIS and LDAP users/groups are not verified\&. PAM authentication is using the host files\&. No SELINUX support\&. +.RE +.PP \fB\-S\fR, \fB\-\-status\fR .RS 4 显示账户状态信息。状态信息包含 7 个字段。首个字段是用户的登录名,第二个字段表示用户账户是否已经锁定密码(L)、没有密码 (NP)或者密码可用(P),第三个字段给出最后一次更改密码的日期。接下来的四个字段分别是密码的最小年龄、最大年龄、警告期和禁用期。这些年龄以天为单位计算。 @@ -205,6 +178,11 @@ as \fIMAX_DAYS\fR will remove checking a password\*(Aqs validity\&. .RE +.PP +\fB\-s\fR, \fB\-\-stdin\fR +.RS 4 +This option is used to indicate that passwd should read the new password from standard input, which can be a pipe\&. +.RE .SH "CAVEATS" .PP 密码复杂性检查在每台机器间不同。用户应该选择适合的尽量复杂的密码。 @@ -277,7 +255,10 @@ invalid argument to option .SH "参见" .PP \fBchpasswd\fR(8), +\fBmakepasswd\fR(1), \fBpasswd\fR(5), \fBshadow\fR(5), \fBlogin.defs\fR(5), \fBusermod\fR(8)\&. +.PP +The following web page comically (yet correctly) compares the strength of two different methods for choosing a password: "https://xkcd\&.com/936/" |