'Stack' presentation slideshows

1.26k views • 85 slides

Memory Corruption

Memory Corruption. James Walden Northern Kentucky University. Topics. Buffer Overflows Stack Overflows Heap Overflows Use after Free Memory Corruption Mitigations Return Oriented Programming Writing Secure Code. Memory Corruption.

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Stack and Queue

COMP171 Fall 2005. Stack and Queue. Stack Overview. Stack ADT Basic operations of stack Pushing, popping etc. Implementations of stacks using array linked list. The Stack ADT. A stack is a list with the restriction

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CMSC 426 Principles of Computer Security

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Acknowledgement

CAP6135: Malware and Software Vulnerability Analysis Buffer Overflow II: Defense Techniques Cliff Zou Spring 2016. Acknowledgement. This lecture uses some contents from: Dr. Erik Poll : software security Dr. Dawn Song: CS161: computer security Buffer Overflow Prevention Buffer Overflow

735 views • 29 slides

Control Hijacking Attacks

Control Hijacking Attacks. Buffer overflows and format string bugs. Buffer overflows. Extremely common bug. First major exploit: 1988 Internet Worm. fingerd. 15 years later: ? 50% of all CERT advisories: 1998: 9 out of 13 2001: 14 out of 37 2003: 13 out of 28

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Hot Harira

Hot Harira.

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Lecture 9: Use and Abuse of the Stack (cont'd)

Lecture 9: Use and Abuse of the Stack (cont'd). CS 105 September 26, 2019. Review: Stack Frames. 0x7FFFFFFF. Stack. Each function called gets a stack frame Passing data: calling procedure P uses registers (and stack) to provide parameters to Q.

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Infix to postfix conversion

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Chapter 7

Chapter 7. Stacks. Outline. Stacks Further Stack Examples Pushing/Popping a Stack Class Stack Static stack class Dynamic stack class STL list Stack applications. Stacks. A stack is a sequence of items that are accessible at only one end of the sequence. Further Stack Examples.

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Main Index

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C ++ Programming Languages

Sharif University of Technology. C ++ Programming Languages. Lecturer: Omid Jafarinezhad Fall 2013 Lecture 2 C ++ -overview. Department of Computer Engineering. Outline. C++ Overview C++ Design Goals C++ Enhancements Language Features Not Part of C++ Data Hiding Implementation in C

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Matrices

Matrices. CSE, POSTECH. Special Matrices. A square matrix has the same number of rows and columns. Some special forms of square matrices are Diagonal : M(i,j) = 0 for i ? j Tridiagonal : M(i,j) = 0 for |i-j| < 1 Lower triangular : M(i,j) = 0 for i < j

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Stacks

Stacks. Chapter 5. Chapter Objectives. To learn about the stack data type and how to use its four methods: push, pop, peek, and empty To understand how Java implements a stack To learn how to implement a stack using an underlying array or a linked list

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Procedures

Procedures are very important for writing reusable and maintainable code in assembly and high-level languages. How are they implemented? Application Binary Interfaces Calling Conventions Recursive Calls Examples Reference: PowerPC Embedded ABI. Procedures. General Concepts.

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Preorder Traversal with a Stack

Preorder Traversal with a Stack. Push the root onto the stack. While the stack is not empty pop the stack and visit it push its two children. 14. 14 84 13 53 06 99 72 43 33 64 97 51 25. Stack. 14. 43. 84. 16. 33. 97. 13. 72. 53. 99. 64. Preorder Traversal with a Stack.

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Buffer overflow and stack smashing attacks

Buffer overflow and stack smashing attacks. Principles of application software security. Buffer overflows. One of the most common vulnerabilities in software Particularly problematic when present in system libraries and other code that runs with high execution privileges. How it works.

728 views • 12 slides

STATISTICAL GRAPHS

STATISTICAL GRAPHS. Frequency Distribution. Choose a number of classes. Calculate the data range. Determine the class width. Calculate the class limits. Tally the data. Fill in the frequencies. Label the chart. Possible Extra Features. class midpoint column relative frequency column

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Stack Data Structure

Stack Data Structure. By : Imam M Shofi. What is stack?. A stack is a limited version of an array. New elements, or nodes as they are often called, can be added to a stack and removed from a stack only from one end.

1.29k views • 8 slides

Teaching Students (And Teachers!) How to Use Box-and-Whisker Graphs

Teaching Students (And Teachers!) How to Use Box-and-Whisker Graphs. Calculating Average Hands-on with Linker Cubes. Make a stack of linker cubes equal in size to the number of letters in your first and last names combined. Get in a group of 5 people.

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