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Module 16 Special Permissions, Links and File Locations

Module 16 Special Permissions, Links and File Locations

Module 16 Special Permissions, Links and File Locations. Exam Objective 5.4 Special Directories and Files. Objective Summary Working with system files and libraries Understanding symbolic links. setuid Permission. The setuid Permission.

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767 views • 59 slides
Filesystem Security

Filesystem Security

Filesystem Security. General Principles. Files and folders are managed by the operating system Applications, including shells, access files through an API Access control entry ( ACE ) Allow/deny a certain type of access to a file/folder by user/group Access control list ( ACL )

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665 views • 55 slides
Filesystem Security

Filesystem Security

Filesystem Security. General Principles. Files and folders are managed by the operating system Applications, including shells, access files through an API Access control entry ( ACE ) Allow/deny a certain type of access to a file/folder by user/group Access control list ( ACL )

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795 views • 55 slides
Filesystem Security

Filesystem Security

Filesystem Security. General Principles. Files and folders are managed by the operating system Applications, including shells, access files through an API Access control entry ( ACE ) Allow/deny a certain type of access to a file/folder by user/group Access control list ( ACL )

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637 views • 55 slides
Operating system security

Operating system security

Operating system security. Aalto University , autumn 2011. Outline. Access control models in operating systems: Unix Windows. Acknowledgements: This lecture material is based on a joint course with Dieter Gollmann. Unix access control. Principals. Users and groups are the principals

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568 views • 42 slides
O.S security

O.S security

O.S security. Ge Zhang Karlstad University. Outline. Why O.S. security is important? Security schemes in Unix/Linux system Security schemes in windows system. Why O.S. security is important?. Applications: my sql, apache, open office, firefox, etc. Operating system: Linux SUSE.

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425 views • 30 slides
O.S security

O.S security

O.S security. Ge Zhang Karlstad University. Outline. Why O.S. security is important? Security schemes in Unix/Linux system Security schemes in windows system. Why O.S. security is important?. Applications: my sql, apache, open office, firefox, etc. Operating system: Linux SUSE.

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483 views • 30 slides
CSCI206 - Computer Organization & Programming

CSCI206 - Computer Organization & Programming

CSCI206 - Computer Organization & Programming. Floating Point Arithmetic. Revised by Alexander Fuchsberger and Xiannong Meng in spring 2019 based on the notes by other instructors. zyBook: 10.9, 10.10. Review IEEE754. Special values, else normalized numbers. IEEE 754 Standard (1985).

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207 views • 19 slides

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