If we don't do this, the default UNIX permissions will be used which may prevent us from uploading to the file later.
如果我们不这么做的话则会使用默认的UNIX权限，这样做可能会禁止我们稍后的文件上载。
Of the major importance is implementation of POSIX ACL, an add-on to usual UNIX permissions that allows for more fine-grained user access control.
最重要的是POSIXACL的实现，这是对普通unix权限的扩展，可以支持更细化的用户访问控制。
Special system calls, or requests to the UNIX kernel, allocate and free the memory and set permissions; common read and write operations put and get data from the region.
用特殊的系统调用(即对UNIX内核的请求)分配和释放内存并设置权限；通过一般的读写操作读写内存段中的数据。
Setting and managing permissions comes up again and again on UNIX systems.
在UNIX系统中，需要不断地设置和管理相关权限。
Many of these parameters affect the interaction between Samba and the underlying UNIX file permissions and are not discussed in this article. However, a few more general parameters are discussed here.
这些参数大多都会影响Samba与底层unix文件权限的交互，但这些不在本文的讨论范围之内，本文将介绍一些常用的参数。
A root user who has all permissions on a UNIX or Linux machine tries to switch his identity to a db2 instance user (for example, db2ins95) and tamper with some db2 processes.
拥有UNIX或Linux机器上所有权限的根用户试图切换身份到db 2实例用户(例如，db2ins95)并篡改某些db 2进程。
But the SELinux checks can do many things that are hard to do with traditional UNIX-like permissions.
不过，SELinux检查可以做很多对传统的类unix权限来说难以完成的事情。
On UNIX and UNIX-like systems, set the permissions to 600.
在UNIX和UNIX 类的系统上，把许可设置成 600。
Depending on which UNIX platform you are using, you might be able to check and set file permissions from the desktop. If you do not have this ability, follow these steps.
取决于您使用的UNIX平台，您也许能够从桌面检查和设置文件权限。
Rock Ridge: Extensions to ISO-9660 allowing long filenames and UNIX-style symlinks; preserves all file attributes, such as ownership and permissions.
RockRidge：是对ISO- 9660的扩展，它允许长文件名和UNIX样式的符号链接；保留了所有文件属性，如所有权和许可权。
Each program is further separated from the others, whenever possible, by giving each program a different UNIX user and specific permissions so that it can't affect anything it is not supposed to.
任何一个程序都与另外的程序隔离开来，在任何可能的情况，给每个程序一个不同的UNIX用户和特定权限来确保它不会做任何它不应该做的事。
Permissions on UNIX, for siebproc, should be read-write for the owner, read for the group, and neither read nor write for all others.
UNIX 的siebproc权限应该修改为所有者具有读写权限，组用户只具有读权限，而所有其他人既不具有读权限，也不具有写权限。
For help on setting permissions for UNIX, read this.
需要UNIX下设置权限的帮助，请点击这里。
For help on setting permissions for UNIX, read this.
需要UNIX下设置权限的帮助，请点击这里。
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