Abend Codes The first column contains the System or User Abend Code (Snnn or Unnn). The second column contains a reason code. The third column contains the text explaining…

1. Security Chapter6.1 9.1 The security environment9.2 Basics of cryptography9.3 User authentication9.4 Attacks from inside the system9.5 Attacks from outside the system9.6…

1. Security Chapter 9 9.1 The security environment9.2 Basics of cryptography9.3 User authentication9.4 Attacks from inside the system9.5 Attacks from outside the system9.6…

1. Security COMP3231 1 2. Security in the “Real” World• We are all familiar with securing valuables– Guards– Locked doors, cabinets, safes– ID badges• Goal:…

Slide 1 Slide 2 Slide 3 No, David! Slide 4 OR Slide 5 Yes, David! Slide 6 A book care game Slide 7 Use THUMBS UP or THUMBS DOWN to show whether David is taking care of his…

System (and a few User) Abend Codes Explained Page 1 of 1 S001 - AN INPUT/OUTPUT ERROR CONDITION WAS ENCOUNTERED DURING EXECUTION OF A CHECK/GET/PUT MACRO INSTRUCTION. EITHER…

Slide 1 CSE 513 Introduction to Operating Systems Class 10 - Security Jonathan Walpole Dept. of Comp. Sci. and Eng. Oregon Health and Science University Slide 2 Overview…

Slide 1 CS 333 Introduction to Operating Systems Class 19 - Security Jonathan Walpole Computer Science Portland State University Slide 2 Overview  Different aspects of…

Slide 1 Chapter 9 Security 9.1 - 9.3 Environment Basics of Cryptography Protection Mechanisms Tanenbaum, Modern Operating Systems 3 e, (c) 2008 Prentice-Hall, Inc. All rights…

Slide 1 CS333 Intro to Operating Systems Jonathan Walpole Slide 2 Security Slide 3 Overview Different aspects of security User authentication Protection mechanisms Attacks:…