'Eax' presentation slideshows

Modular Machine Code Verification

820 views • 67 slides

Fall 2012

Chapter 3: Assembly Language Fundamentals. Fall 2012. Chapter Overview. Basic Elements of Assembly Language Example: Adding and Subtracting Integers Assembling, Linking, and Running Programs Defining Data Symbolic Constants Real-Address Mode Programming. Lecture 1.

828 views • 66 slides

Real-World Instruction Set Architectures Focus on IA-32

Real-World Instruction Set Architectures Focus on IA-32. http://www.pds.ewi.tudelft.nl/~iosup/Courses/2012_ti1400_5.ppt. Course website: http://www.pds.ewi.tudelft.nl/~iosup/Courses/2012_ti1400_results.htm. IA family. 1982. IA (Intel Architecture) is a family of processors

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Pentium IA-32 Maskinarkitekturen

662 views • 53 slides

Integer Arithmetic

Integer Arithmetic. COE 205 Computer Organization and Assembly Language Computer Engineering Department King Fahd University of Petroleum and Minerals. Presentation Outline. Shift and Rotate Instructions Shift and Rotate Applications Multiplication and Division Instructions

605 views • 48 slides

???? Windows ? ??????

???? Windows ? ??????. ???? ????????????????? ( ?? ). (1) ??????????. (2) ??????????. (3) ?????. (4) ??????. !?. Spybot ??. ???????????. ??????? ????. JPEG. 2005 ? 2 ?. 2004 ? 9 ?. Word ??. 2005 ? 3 ?. ??????????????????. ???? 99h ? XOR ????????

487 views • 41 slides

? 6 ?

? 6 ?. ????. ? 16 ? 8086 ????????????? 32 ? 80x86 ?????????? 32 ????? 32 ????? 32 ???????. IA-32 ???????. ????? 16 ?????? 32 ?????? ????? MMX ??? SSE ??? SSE2 ???. ????? ? 16 ???????? 32 ??????. 6 .1 32 ????????. ????? ???? ?? 8086 ??. 16 ????? ?????????? 16 ?

623 views • 41 slides

Evolving Shellcode on Windows

Evolving Shellcode on Windows. Masaki Suenaga Symantec Security Response Tokyo. (1) Shell code with vulnerability. (2) What shell code does. (3) Evolution history. (4) Future. !?. w/ Spybot. In the network packet. Animation Cursor. JPEG. February 2005. September 2004. Word

543 views • 41 slides

???? Windows ? ??????

???? Windows ? ??????. ???? ????????????????? ( ?? ). (1) ??????????. (2) ??????????. (3) ?????. (4) ??????. !?. Spybot ??. ???????????. ??????? ????. JPEG. 2005 ? 2 ?. 2004 ? 9 ?. Word ??. 2005 ? 3 ?. ??????????????????. ???? 99h ? XOR ????????

534 views • 41 slides

??? IA-32 ????

??? IA-32 ????. IA-32 ????. ????????? ??? ???? ???? ????. ?????????. ???. ????. ????. ?????????. 00000000 <add>: 0: 55 push %ebp 1: 89 e5 mov %esp, %ebp 3: 83 ec 10 sub $0x10, %esp 6: 8b 45 0c mov 0xc(%ebp), %eax

641 views • 41 slides

Machine-Level Representation of Programs III

Machine-Level Representation of Programs III. Outline. Jump instructions Translate Control constructs in C to assembly goto branch loop Suggested reading Chap 3.6. Control. Two of the most important parts of program execution Data flow (Accessing and operating data)

463 views • 39 slides

IA-32

IA-32. IA family. IA (Intel Architecture) is a family of processors 80386 (1985), 80486 (1989), Pentium-line (1993-2000) Each processor has the same architecture , but different organization same instruction set different performance levels

578 views • 39 slides

Chapter 5: ????

Chapter 5: ????. ????????? ??????? ?????? getuid() ??? ???????? mysyscall ?????????????. ?????????(1). ?????????(2). ???????. arch/i386/kernel/traps.c arch/i386/kernel/entry.S ????????? sys_call_table system_call ? ret_from_sys_call include/linux/unistd.h ?????? ?????????

427 views • 29 slides

COS 441 Exam Stuff

COS 441 Exam Stuff. David Walker. Logistics. take-home exam will become available on the course web site Jan 15-18 write down when you download & when you turn in email to kenny or deliver to his office by hand you have 24 hours to complete the exam

393 views • 24 slides

Binary Context-Sensitive Recognizer (BCSR)

Binary Context-Sensitive Recognizer (BCSR). Hong Pham December 4, 2007. Motivation. Virus Signatures Database of hexadecimals Definitive registers Alter the registers and it is another signature. Register Manipulation. Different registers give different signatures. BCSR.

280 views • 22 slides

The Stack and Procedures

The Stack and Procedures. Read Sections 5.4, 5.5 and 5.6 of textbook. A Process in Virtual Memory. This is how a process is placed into its virtual addressable space The code is placed at the lowest available address followed then by the data

265 views • 18 slides

The Stack and Procedures

The Stack and Procedures. Chapter 5. A Process in Virtual Memory. This is how a process is placed into its virtual addressable space The code is placed at the lowest available address followed then by the data The stack (subject of this chapter) is used for procedure calls and returns

265 views • 18 slides

217 views • 13 slides

Table Of Con tents

Table Of Con tents. H i story Hardware & Technical specification Security Xbox Hardware Cryptosystem overview Security Issues Conclusion. Develoment.

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Lecture 16: Shift and Rotate Applications

Lecture 16: Shift and Rotate Applications. Kip Irvine, Assembly Language for Intel-Based Computers, 5 th Edition. Shift and Rotate Applications. Shifting Multiple Doublewords Binary Multiplication Displaying Binary Bits Isolating a Bit String. Shifting Multiple Doublewords.

216 views • 7 slides