Pino
... Reference designs are available for both 2.4GHz (Nordic nRF51822 ) and Sub-Ghz (Silicon labs EFM32LG+Si446x). More platforms will be released in Q1/2015. Evaluation kits are available for selected customers. Kit includes graphical diagnostics tool which is very useful to understand the network behav ...
... Reference designs are available for both 2.4GHz (Nordic nRF51822 ) and Sub-Ghz (Silicon labs EFM32LG+Si446x). More platforms will be released in Q1/2015. Evaluation kits are available for selected customers. Kit includes graphical diagnostics tool which is very useful to understand the network behav ...
1 | I.C.T.C. “International Computer Training Center” www.ictc.gr info
... Lesson 1: Introduction to Ethical Hacking Problem Definition -Why Security? Essential Terminologies Elements of Security The Security, Functionality and Ease of se Triangle Case Study What does a Malicious Hacker do? Types of Hacker Attacks ...
... Lesson 1: Introduction to Ethical Hacking Problem Definition -Why Security? Essential Terminologies Elements of Security The Security, Functionality and Ease of se Triangle Case Study What does a Malicious Hacker do? Types of Hacker Attacks ...
lecture - (www.CUNY.edu).
... “best effort” service, UDP segments may be: lost delivered out of order to app connectionless: no handshaking between UDP sender, receiver each UDP segment handled independently of others ...
... “best effort” service, UDP segments may be: lost delivered out of order to app connectionless: no handshaking between UDP sender, receiver each UDP segment handled independently of others ...
4061_26
... – Exploit software vulnerabilities (finger, sendmail, and rsh) to copy a small bootstrap program to remote hosts – Establish network connection with remote host, copy remainder of file over ...
... – Exploit software vulnerabilities (finger, sendmail, and rsh) to copy a small bootstrap program to remote hosts – Establish network connection with remote host, copy remainder of file over ...
Lecture 2 Addendum - Computer Science and Engineering
... If module doesn't exist, kernel catches messages sent to it & handles dynamically allocated memory If module exists but can't handle the message, then module's default handler gets message & kernel handles dynamically allocated memory ...
... If module doesn't exist, kernel catches messages sent to it & handles dynamically allocated memory If module exists but can't handle the message, then module's default handler gets message & kernel handles dynamically allocated memory ...
Learning Objectives by Lesson
... EC310: Applications of Cyber Engineering Learning Objectives by Lesson Chapter 1: Number Systems Objectives: (a) Discuss the role of the operating system in bridging the gap between hardware and user applications and services. (b) Explain the relationship between secondary memory, main memory and th ...
... EC310: Applications of Cyber Engineering Learning Objectives by Lesson Chapter 1: Number Systems Objectives: (a) Discuss the role of the operating system in bridging the gap between hardware and user applications and services. (b) Explain the relationship between secondary memory, main memory and th ...
User-Level Threads - UCL Computer Science
... • Now plenty of work to keep system busy! – One process blocks in syscall, others can process ...
... • Now plenty of work to keep system busy! – One process blocks in syscall, others can process ...
I/O Concurrency
... • Now plenty of work to keep system busy! – One process blocks in syscall, others can process ...
... • Now plenty of work to keep system busy! – One process blocks in syscall, others can process ...
I/O Concurrency
... • Now plenty of work to keep system busy! – One process blocks in syscall, others can process ...
... • Now plenty of work to keep system busy! – One process blocks in syscall, others can process ...
TCP/IP Stack Library Overview
... the system, but it must be a higher priority than any other task that can potentially call into the stack. Semaphore Method A slightly less efficient method requires that a task get a semaphore “token” (via SEM_wait()) before entering Kernel mode, and then to release the token (via SEM_post()) when ...
... the system, but it must be a higher priority than any other task that can potentially call into the stack. Semaphore Method A slightly less efficient method requires that a task get a semaphore “token” (via SEM_wait()) before entering Kernel mode, and then to release the token (via SEM_post()) when ...
PDF
... each other with no access point and without any fixed infrastructure. But mobile devices usually have limited resources (battery power, memory, CPU) which limit their transmission range. Hence, in order to conserve the limited resource, it is highly desirable that transmission should be as efficient ...
... each other with no access point and without any fixed infrastructure. But mobile devices usually have limited resources (battery power, memory, CPU) which limit their transmission range. Hence, in order to conserve the limited resource, it is highly desirable that transmission should be as efficient ...
ppt - People
... SLEF implements 6 essential functions needed for a sustainable service 1. Congestion control: first mechanism proposed for broadcast in ad hoc networks 2. Efficient use of MAC broadcast: 802.11 broadcast does not implement any exclusion mechanism (RTS/CTS) and it performs poorly (similar to Aloha) ...
... SLEF implements 6 essential functions needed for a sustainable service 1. Congestion control: first mechanism proposed for broadcast in ad hoc networks 2. Efficient use of MAC broadcast: 802.11 broadcast does not implement any exclusion mechanism (RTS/CTS) and it performs poorly (similar to Aloha) ...
document
... Some problems are inherently sequential • Theory – circuit evaluation is P-complete • Practice – many problems need coordination and communication among sub-problems ...
... Some problems are inherently sequential • Theory – circuit evaluation is P-complete • Practice – many problems need coordination and communication among sub-problems ...
PPT - Surendar Chandra
... Specification of protection in a programming language allows the high-level description of policies for the allocation and use of resources. Language implementation can provide software for protection enforcement when automatic hardwaresupported checking is unavailable. Interpret protection sp ...
... Specification of protection in a programming language allows the high-level description of policies for the allocation and use of resources. Language implementation can provide software for protection enforcement when automatic hardwaresupported checking is unavailable. Interpret protection sp ...
Web Application Attacks Presentation
... multiple ways of encoding an URL and abuse the interpretation of the URL. An URL may contain special character that need special syntax handling in order to be interpreted. Special characters are represented using a percentage character followed by two digits representing the octet code of the origi ...
... multiple ways of encoding an URL and abuse the interpretation of the URL. An URL may contain special character that need special syntax handling in order to be interpreted. Special characters are represented using a percentage character followed by two digits representing the octet code of the origi ...
GDLS VHMS Approach - SRI International
... Multi-partition Network Stack Models • Divide the network stack between secure partitions and a common network driver (HA) partition. • To the extent possible, make the HA code protocol agnostic – Allows the most flexibility in protocol implementation – Keep certification costs lower by moving prot ...
... Multi-partition Network Stack Models • Divide the network stack between secure partitions and a common network driver (HA) partition. • To the extent possible, make the HA code protocol agnostic – Allows the most flexibility in protocol implementation – Keep certification costs lower by moving prot ...
MICRO-35 Tutorial - Applied Research Laboratory
... Challenge: Writing (Correct) Multithreaded Programs • If NPs are multi-threaded, then multithreaded programs must be written! • This means: – Managing access to shared state – Scheduling policy that ensures correctness ...
... Challenge: Writing (Correct) Multithreaded Programs • If NPs are multi-threaded, then multithreaded programs must be written! • This means: – Managing access to shared state – Scheduling policy that ensures correctness ...
Flow control
... DLE (data link escape) = 0x10 DLE STX (DLE ETX) used to indicate beginning (end) of frame Insert extra DLE in front of occurrence of DLE in frame All DLEs occur in pairs except at frame boundaries ...
... DLE (data link escape) = 0x10 DLE STX (DLE ETX) used to indicate beginning (end) of frame Insert extra DLE in front of occurrence of DLE in frame All DLEs occur in pairs except at frame boundaries ...
System Security - Wright State engineering
... We think of computer systems as providing services to authorized users. When a system is deliberately made to crash, or made to run legitimate users' programs so very slowly that it is unusable, we refer to it as a "denial of ...
... We think of computer systems as providing services to authorized users. When a system is deliberately made to crash, or made to run legitimate users' programs so very slowly that it is unusable, we refer to it as a "denial of ...
Understanding the Transaction Breakdown Reports
... breakdown data that it collects. Every breakdown category for every element of the Web page is taken into consideration, and weight is given to the element according to its value relative to the other elements in the concurrent time period. For example, the DNS time for each element of the Web page ...
... breakdown data that it collects. Every breakdown category for every element of the Web page is taken into consideration, and weight is given to the element according to its value relative to the other elements in the concurrent time period. For example, the DNS time for each element of the Web page ...
2015Fa-CS61C-L02 - inst.eecs.berkeley.edu
... – For C, generally a two part process of compiling .c files to .o files, then linking the .o files into executables; – Assembling is also done (but is hidden, i.e., done automatically, by default); we’ll talk about that later ...
... – For C, generally a two part process of compiling .c files to .o files, then linking the .o files into executables; – Assembling is also done (but is hidden, i.e., done automatically, by default); we’ll talk about that later ...
CS4023 * Operating Systems
... – new: The process is being created – ready: The process is waiting to run – running: Instructions are being executed – waiting: Process waiting for some event to occur – terminated: The process has finished execution ...
... – new: The process is being created – ready: The process is waiting to run – running: Instructions are being executed – waiting: Process waiting for some event to occur – terminated: The process has finished execution ...
Protection & Security
... Encrypted password (used in UNIX) Flaw was user tends to select a meaningful password (a word in the dictionary) System encrypts the word and stores the encrypted version The process is irreversible, so apparently secure ...
... Encrypted password (used in UNIX) Flaw was user tends to select a meaningful password (a word in the dictionary) System encrypts the word and stores the encrypted version The process is irreversible, so apparently secure ...