PPT-My Heart Does Overflow

My heart is stirred by a noble theme as I recite my verses for the king Psalm 451 From Psalm 45110 LEOMINISTER Trinity Hymnal 169 CCLI 977558 1 My heart does overflow A goodly theme is mine. . Attacker’s goal. :. Take over target machine (e.g. web server). Execute arbitrary code on target by . hijacking application control flow. This lecture: three examples.. Buffer overflow attacks. . Chapter 10 Malicious software. Part B. Index. Social Engineering. Malware Payload. Countermeasures of malware. DDoS. Buffer overflow. Social Engineering. Tricking user to assist in the comprise of their own systems or personal information. 4 grams of sugar = 1 teaspoon of sugar Red Bull, an energy drink = 6 teaspoonsVitamin Water, a flavored water = 8 teaspoonsMountain Dew - Code Red = 19 teaspoons Strawberry milk tea with tapioca -16 o M.S. in E.E., Cairo University, Egypt. B.S. in E.E., Cairo University at Fayoum, Egypt. Currently is a Ph.D. Student in Computer Engineering Program, University of Pittsburgh. CHAP: Enabling Efficient Hardware-based Multiple Hash Schemes for IP Lookup. 15-213: Introduction to Computer Systems. Recitation 6, Oct 1, 2012. Alexander Malyshev (amalyshe). Section A, 10:30a – 11:20p, WeH 4623. Agenda. Buffer overflow. Writing a C program. Makefiles. Revision Control. Exploiting Software. Exploiting Software . The exploitation of software is one of the main ways that a users computer can be broken into. . It involves exploiting the software running on the users computer to do something that was not intended by the developer. . Exercise – Design a selector?. I need a circuit that takes two input bits, a and b, and a selector bit s. The function is that if s=0, f=a. if s=1, f=b.. Selector. s. a. b. f. 0. 0. 0. 0. 0. 1. 0. What is an Exploit?. An . exploit. . is any . input. (i.e., a piece of software, an argument string, or sequence of commands) that takes advantage of a bug, glitch or vulnerability in order to cause an attack. -Automatically Detecting Integer Overflow Vulnerability in X86 Binary. (http. ://www.utdallas.edu/~. zxl111930/file/IntScope_NDSS09.pdf). Jose Sanchez. 1. Tielei Wang†, TaoWei. †, . Zhiqiang Lin‡, Wei Zou†. & . Rootkits. Warning. Do not use hacking tools unless you are . sure . you have . sysadmin’s. permission.. Company policy .  fired/suspended. Illegal Go to Jail. Honor Code. Just because you have a set of master-keys does NOT give you permission to drive anyone’s car!. . CH2M HILL . 2013 Alumni Retreat . Presented by. Tom Heinemann, CH2MHILL. October 2, 2013. G\DP\Water\Omaha_MRWWTP_WBG031110003842DEN. Presentation Topics. Planning Phase. Implementation Phase. Adaptive Management. Memory Corruption . Attacks. Original slides were created by Prof. Dan . Boneh. Memory corruption attacks. . Attacker’s goal. :. Take over target machine (e.g. web server). Execute arbitrary code on target by . modified from slides of . Lawrie. Brown. Buffer Overflow. a very common attack mechanism. first wide use by the Morris Worm in 1988. prevention techniques known. still of major concern. legacy of buggy code in widely deployed operating systems and applications. modified from slides of . Lawrie. Brown. Buffer Overflow. a very common attack mechanism. first wide use by the Morris Worm in 1988. prevention techniques known. still of major concern. legacy of buggy code in widely deployed operating systems and .