'Effective user' presentation slideshows

Isolation and Least Privilege

Secure Architecture Principles. Isolation and Least Privilege. Basic idea: Isolation. A Seaman's Pocket-Book , 1943 (public domain). http://staff.imsa.edu/~esmith/treasurefleet/treasurefleet/watertight_compartments.htm. Principles of Secure Design. Compartmentalization Isolation

1.17k views • 59 slides

Signals

Signals. Notifies a process of an event Generated when event that causes signal occurs Delivered when the process takes action based on the signal A signal is pending if it has been generated but is not yet delivered .

972 views • 41 slides

Linux/UNIX Programming APUE (Signals) ??? ????? IT ?? ???????

Linux/UNIX Programming APUE (Signals) ??? ????? IT ?? ???????. Signals. APUE (Signals). Signals are software interrupts from unexpected events an illegal operation (e.g., divide by 0) a power failure an alarm clock the death of a child process a termination request from a user (Ctrl-C)

456 views • 24 slides

Files and Directories

Files and Directories. Properties of files ownership, permissions, etc. Functions relating to files stat, fstat, lstat access umask chmod, fchmod chown, fchown, lchown. stat Functions. Three basic stat functions stat, fstat, lstat return 0 ok, -1 on error all three take buffer args

423 views • 19 slides

Chapter 8 Files and User Information Utilities

Chapter 8 Files and User Information Utilities. Logical Partitions. referred to as file systems like a drive in windows world $ df (display filesystems) shows your logical partitions most common are /usr , where binary and executables are stored

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CSS430 Protection Textbook Ch14

331 views • 17 slides

Operating Systems

Operating Systems. Recitation 11, June 9-10, 2002. Motivation. Privileged facility needs to be available for general users. Example: Allow user to perform specific operation that requires root permissions. Process and file identities. Process: (user ID, group ID) x (real, effective)

232 views • 17 slides

Texas Textiles Inc.,

Texas Textiles Inc.,. Group Members Krishna C Kandala Guruprasad Ramachandra Shweta Satish. System Request. Project Sponsor : Mr. Michael Stone CEO of Texas Textiles Inc., Phone : 281-217-5520 Fax: 832-475-2580 Email : michael.stone@tti.us.com. Business Background.

219 views • 10 slides

Web design Melbourne Australia

You should test it before you make it final for your clients, you can do it for your own or for your web design Melbourne Australia clients.

33 views • 3 slides