'Attack code' diaporamas de présentation

ecs236 Winter 2006: Intrusion Detection #2: Vulnerability Analysis

ecs236 Winter 2006: Intrusion Detection #2: Vulnerability Analysis. Dr. S. Felix Wu Computer Science Department University of California, Davis http://www.cs.ucdavis.edu/~wu/ sfelixwu@gmail.com. Intrusion Detection. Model. Input event sequence. Results. Intrusion Detection.

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Denial of Service ( Ch 7 )

652 views • 65 slides

0x1A Great Papers in Computer Security

CS 380S. 0x1A Great Papers in Computer Security. Vitaly Shmatikov. http://www.cs.utexas.edu/~shmat/courses/cs380s/. Course Logistics. Lectures: Tuesday and Thursday, 2-3:15pm Instructor: Vitaly Shmatikov Office: CSA 1.114 Office hours: Tuesday, 3:30-4:30pm (after class)

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Buffer Overflows, Race Conditions, and Privilege Escalations

788 views • 58 slides

Attacks, Mitigation and fundamental software problems

Attacks, Mitigation and fundamental software problems. Input Validation, Filtering and Damage Control as Software Mechanisms. Attack Examples. XSS, XSRF, Buffer Overflows, Character Aliases etc. Threat and Mitigation Ladder. Pseudonyms, faked reptuation, social attacks,.

672 views • 54 slides

Control Hijacking Attacks

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Advanced Network Security

Advanced Network Security. Fall 2014 Instructor: Kun Sun. Outline. Introduction of Moving Target Defense How to defeat Buffer Overflow attacks? Address Space Layout Randomization How to defeat port scanning attacks? IP/port randomization. What is Moving Target Defense (MTD)?.

608 views • 49 slides

0x1A Great Papers in Computer Security

CS 380S. 0x1A Great Papers in Computer Security. Vitaly Shmatikov. http://www.cs.utexas.edu/~shmat/courses/cs380s/. Problem: Lack of Diversity. Stack smashing and return-to-libc exploits need to know the (virtual) address to hijack control Address of attack code in the buffer

547 views • 46 slides

0x1A Great Papers in Computer Security

CS 380S. 0x1A Great Papers in Computer Security. Vitaly Shmatikov. http://www.cs.utexas.edu/~shmat/courses/cs380s/. Problem: Lack of Diversity. Stack smashing and return-to-libc exploits need to know the (virtual) address to hijack control Address of attack code in the buffer

582 views • 46 slides

Distributed Denial of Service - Causes and Defense

Distributed Denial of Service - Causes and Defense. Ashraya R. Mathur CS 772 - Network Security. Outline. Introduction DDoS Attack Description Classification of DDoS Attacks Examples of DDoS Attacks Defense Mechanisms Classification of DDoS Defense Conclusion. Introduction.

718 views • 44 slides

Buffer Overflow Exploits

CS 378. Buffer Overflow Exploits. Vitaly Shmatikov. The Tao of Windows Buffer Overflow. as taught by DilDog Ninja Strike Force (Cult of the Dead Cow) Sensei of the Undocumented Opcode. Throughout these ages our operating systems infested by bugs

444 views • 31 slides

Buffer Overflow and Stack Smashing

Buffer Overflow and Stack Smashing. Vitaly Shmatikov. Famous Buffer Overflow Attacks. Morris worm (1988): overflow in fingerd 6,000 machines infected (10% of existing Internet) CodeRed (2001): overflow in MS-IIS server 300,000 machines infected in 14 hours

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Buffer Overflow Exploits

CS 378. Buffer Overflow Exploits. Vitaly Shmatikov. The Tao of Windows Buffer Overflow. as taught by DilDog Ninja Strike Force (Cult of the Dead Cow) Sensei of the Undocumented Opcode. Throughout these ages our operating systems infested by bugs

469 views • 26 slides

Distributed Denial of Service Attacks Advanced Network Security Peter Reiher August, 2014

Distributed Denial of Service Attacks Advanced Network Security Peter Reiher August, 2014. Outline. Attacker solution #2: distributed denial of service attacks What are they? DDoS toolkits. But does it actually deny service here?. A Flooding Attack. The Problem With This Attack.

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April 27, 2004

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Presented to CRAB April 27, 2004

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Snort Rules (How to keep your insanity?)

Snort Rules (How to keep your insanity?). Anatomy of a Rule. Composed of two parts; Header Rule Options This is what we will be using to dissect;

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563.7.2 Bot Nets

563.7.2 Bot Nets. Evgeni Peryshkin University of Illinois Fall 2007. What Botnets do. Denial of service (tribe flood trinu, stacheldraht, trinity) Adware Spyware E-mail spam

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Worm Structure

289 views • 16 slides

Libsafe for Windows

Libsafe for Windows. Shuo Chen Mentor: Timothy K. Tsai Avaya Labs Aug. 16, 2001. Background: Libsafe for Linux. Released in April 2000, Libsafe has gained popularity in the Linux community. Libsafe is very easy to install. Once installed, Libsafe does its job transparently.

253 views • 14 slides