101 4.5 manage file permissions and ownership
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101 4.5 manage file permissions and ownership

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101 4.5 manage file permissions and ownership 101 4.5 manage file permissions and ownership Presentation Transcript

  • Junior Level Linux Certification
  • Exam Objectives Key Knowledge Areas Manage access permissions on regular and special files as well as directories. Use access modes such as suid, sgid and the sticky bit to maintain security. Know how to change the file creation mask. Use the group field to grant file access to group members. Objective 4: Devices, Linux Filesystems, Filesystem Hierarchy Standard Manage file permissions and ownership Weight: 3 Terms and Utilities chmod umask chown chgrp 2
  • Manage file permissions and ownership Users, groups, superuser 3
  • Manage file permissions and ownership groups 4
  • Manage file permissions and ownership Security levels 5
  • Manage file permissions and ownership Permissions – /etc/passwd 6
  • Manage file permissions and ownership Directory and File permissions 7
  • Manage file permissions and ownership chmod 8
  • Manage file permissions and ownership chmod 9
  • Manage file permissions and ownership chmod symbolic codes 10
  • Manage file permissions and ownership chmod octal commands 11
  • Manage file permissions and ownership umask 12
  • Manage file permissions and ownership chown 13
  • Manage file permissions and ownership chgrp 14
  • Fim de sessão 15