introduction to ethical hacking
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[CEH V3] Introduction to Ethical Hacking
... goodwillIncreased networked environment and network based applications Ethical Hacking Module I Introduction to Ethical Hacking EC-CouncilSection 1030 (2) (A) (B) (C) (2) intentionally accesses ... categoriesComprehending ethical hacking Legal implications of hacking Hacking, law and punishmentEC-CouncilSection 1029 (contd.)(5) knowingly and with intent to defraud effects transactions, ... an ethical hacker asks the organization what it is trying to protect, against whom and what resources it is willing to expend in order to gain protection.EC-CouncilSkill Profile of an Ethical...
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[CEH V3] Ethical Hacking - Introduction
... HoursEC-CouncilCourse OutlineModule I : Introduction to Ethical Hacking Module II: FootprintingModule III: ScanningModule IV: EnumerationModule V: System Hacking EC-CouncilEC-Council Certified ... are designed to reinforce the classroom sessions The sessions are intended to give a hands on experience only and does not guarantee proficiency.Lab Sessions Ethical Hacking Introduction EC-CouncilCourse ... Consultant•4. E++ Certified Technical Consultant•5. Certified Ethical HackerEC-CouncilEC-Council Certified Ethical HackerEC-CouncilIntroductions Name Company Affiliation Title / Function...
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Tài liệu Ethical Hacking Techniques to Audit and Secure Web-enabled Applications pptx
... changing the form it is possible to put more characters into the parameter causing the application to crash upon receiving the input. Of course, it is also possible to create the outgoing request ... ability to input invalid data or malicious code into the application using techniques such as the ones described. For developers with time- to- market deadlines, it is virtually impossible to comb ... of a malicious technique a hacker may attempt. Fortunately, automated tools are available to transcend human error and perform automatic vulnerability assessment on Web applications by attempting...
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An introduction to disk drive modeling
... andcylinder skewing and sector-based sparing with one spare sector per track. This needs to be accounted forin mapping logical blocks to the physical sectors.Adding all these factors results in the ... 97560sector size 256 bytes 512 bytescylinders 1449 1962tracks per cylinder 8 19data sectors per track 113 72number of zones 1 1track skew 34 sectors 8 sectorscylinder skew 43 sectors 18 sectorsrevolution ... specifications, since the only alternative is to determine them experimentally.The information required to determine how much power to apply to the pivot motor and for how long on aparticular seek...
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C++ - I/O Streams as an Introduction to Objects and Classes
... beginning to the end (for now)No backing up to read something again (OK to start over)Just as done from the keyboardWriting to a fileSending output to a fileDone from beginning to end ... up to write something again( OK to start over)Just as done to the screenSlide 6- 5Copyright © 2007 Pearson Education, Inc. Publishing as Pearson Addison-WesleyI/O StreamsI/O refers to ... outputInput is delivered to your program via a stream objectInput can be fromThe keyboardA fileOutput is delivered to the output device via a streamobjectOutput can be to The screenA...
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Introduction to Digital Signal Processing and Filter Design
... using complementary metal oxide semiconductor (CMOS) transistors. Theyused no resistors and inductors, and the whole circuit was fabricated by the28 INTRODUCTION TABLE 1.3 ADCs Currently AvailableSampling ... transistors were introduced and fil-ters were designed without inductors to realize the transfer functions. The designprocedure was much simpler, and device technology also was improved to fabri-cate ... vacuum tubesand bipolar junction transistors were developed, the design procedure had to be changed in order to integrate the models for these active devices into thefilter circuits, but the mathematical...
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Introduction to Wireless Communications
... access data stored in a central database–Delivers broadband connectivity to schools, libraries, and government buildings–Provides free Internet access to residents and attracts visitors and ... channels6Bluetooth and Ultra Wide Band•Radio frequency identification device (RFID) tags–Small chips containing radio transponders•Can be used to track inventory•Bluetooth and Ultra ... manager–Special software that helps identify other Bluetooth devices8Bluetooth and Ultra Wide Band (continued)•Bluetooth–Distance: up to 33 feet (10 meters)–Bandwidth: 1 Mbps•Ultra Wide...
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An Introduction to Software Engineering
... 2Objectives To introduce software engineering and to explainits importance To set out the answers to key questions aboutsoftware engineering To introduce ethical and professional issues and to explain ... Software systems that are intended to provide automatedsupport for software process activities. CASE systems are often used for method support. Upper-CASE• Tools to support the early process ... developed for a particularcustomer or may be developed for a general market. Software products may be• Generic - developed to be sold to a range of different customerse.g. PC software such...
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Hands-On Ethical Hacking and Network Defense
... %255cwinnt/system32/cmd.exe?/c+dir+cAttacker can even install a Trojan program419OBJECT LINKING AND EMBEDDING DATABASE (OLE DB)OLE DB is a set of interfacesEnables applications to access data stored in a DBMSDeveloped by MicrosoftDesigned to be faster, more efficient, and more stable than ODBCOLE DB relies on connection stringsDifferent providers can be used with OLE DB depending on the DBMS to which you want to connect2517TOOLS OF WEB ATTACKERS AND SECURITY TESTERSChoose the right tools for the jobAttackers look for tools that enable them to attack the systemThey choose their tools based on the vulnerabilities found on a target system or application463Hands-On ... DOES THE WEB APPLICATION REQUIRE AUTHENTICATION OF THE USER?Many Web applications require another server authenticate usersExamine how information is passed between the two serversEncrypted channelsVerify that logon and password information is stored on secure placesAuthentication servers introduce a second target443734APPLICATION VULNERABILITIES COUNTERMEASURES (CONTINUED)Top10 Web application vulnerabilities (continued)Remote administration flawsAttacker can gain access to the Web server through the remote administration interfaceWeb and application server misconfigurationAny Web server software out of the box is usually vulnerable to attackDefault accounts and passwordsOverly informative error messages3216WEB FORMSUse the <form> element or tag in an HTML documentAllows customer to submit information to the Web serverWeb servers process information from a Web form by using a Web applicationEasy way for attackers to intercept data that users submit to a Web server7APPLICATION VULNERABILITIES COUNTERMEASURESOpen Web Application Security Project (OWASP)Open, notforprofit organization dedicated to finding and fighting vulnerabilities in Web applicationsPublishes the Ten Most Critical Web Application Security VulnerabilitiesTop10 Web application vulnerabilitiesUnvalidated parametersHTTP requests are not validated by the Web serverBroken access controlDevelopers implement access controls but fail to test them properly29USING SCRIPTING LANGUAGESDynamic Web pages can be developed using scripting languagesVBScriptJavaScriptPHP18OPEN DATABASE CONNECTIVITY (ODBC) (CONTINUED)ODBC definesStandardized representation of data typesA library of ODBC functionsStandard methods of connecting to and logging on to a DBMS24WEB APPLICATION COMPONENTSStatic Web pagesCreated using HTMLDynamic Web pagesNeed special components<form> tagsCommon Gateway Interface (CGI)Active Server Pages (ASP)PHPColdFusionScripting languagesDatabase connectors6APACHE WEB SERVERTomcat Apache is another Web Server programTomcat Apache hosts anywhere from 50% to 60% of all Web sitesAdvantagesWorks on just about any *NIX and Windows platformIt is freeRequires Java 2 Standard Runtime Environment (J2SE, version 5.0)15ON WHAT PLATFORM WAS THE WEB APPLICATION DEVELOPED?Several different platforms and technologies can be used to develop Web applicationsAttacks differ depending on the platform and technology used to develop the applicationFootprinting is used to find out as much information as possible about a target systemThe more you know about a system the easier it is to gather information about its vulnerabilities45OPEN DATABASE CONNECTIVITY (ODBC)Standard database access method developed by the SQL Access GroupODBC interface allows an application to accessData stored in a database management systemAny system that understands and can issue ODBC commandsInteroperability among backend DBMS is a key feature of the ODBC interface2348UNDERSTANDING WEB APPLICATIONSIt is nearly impossible to write a program without bugsSome bugs create security vulnerabilitiesWeb applications also have bugsWeb applications have a larger user base than standalone applicationsBugs are a bigger problem for Web applications5DOES THE WEB APPLICATION CONNECT TO A BACKEND DATABASE SERVER? (CONTINUED)Basic testing should look forWhether you can enter text with punctuation marksWhether you can enter a single quotation mark followed by any SQL keywordsWhether you can get any sort of database error when attempting to inject SQL43DOES THE WEB APPLICATION USE DYNAMIC WEB PAGES?Static Web pages do not create a security environmentIIS attack exampleSubmitting a specially formatted URL to the attacked Web serverIIS does not correctly parse the URL informationAttackers could launch a Unicode exploithttp://www.nopatchiss.com/scripts/ ... DOES THE WEB APPLICATION REQUIRE AUTHENTICATION OF THE USER?Many Web applications require another server authenticate usersExamine how information is passed between the two serversEncrypted channelsVerify that logon and password information is stored on secure placesAuthentication servers introduce a second target443734APPLICATION VULNERABILITIES COUNTERMEASURES (CONTINUED)Top10 Web application vulnerabilities (continued)Remote administration flawsAttacker can gain access to the Web server through the remote administration interfaceWeb and application server misconfigurationAny Web server software out of the box is usually vulnerable to attackDefault accounts and passwordsOverly informative error messages3216WEB FORMSUse the <form> element or tag in an HTML documentAllows customer to submit information to the Web serverWeb servers process information from a Web form by using a Web applicationEasy way for attackers to intercept data that users submit to a Web server7APPLICATION VULNERABILITIES COUNTERMEASURESOpen Web Application Security Project (OWASP)Open, notforprofit organization dedicated to finding and fighting vulnerabilities in Web applicationsPublishes the Ten Most Critical Web Application Security VulnerabilitiesTop10 Web application vulnerabilitiesUnvalidated parametersHTTP requests are not validated by the Web serverBroken access controlDevelopers implement access controls but fail to test them properly29USING SCRIPTING LANGUAGESDynamic Web pages can be developed using scripting languagesVBScriptJavaScriptPHP18OPEN DATABASE CONNECTIVITY (ODBC) (CONTINUED)ODBC definesStandardized representation of data typesA library of ODBC functionsStandard methods of connecting to and logging on to a DBMS24WEB APPLICATION COMPONENTSStatic Web pagesCreated using HTMLDynamic Web pagesNeed special components<form> tagsCommon Gateway Interface (CGI)Active Server Pages (ASP)PHPColdFusionScripting languagesDatabase connectors6APACHE WEB SERVERTomcat Apache is another Web Server programTomcat Apache hosts anywhere from 50% to 60% of all Web sitesAdvantagesWorks on just about any *NIX and Windows platformIt is freeRequires Java 2 Standard Runtime Environment (J2SE, version 5.0)15ON WHAT PLATFORM WAS THE WEB APPLICATION DEVELOPED?Several different platforms and technologies can be used to develop Web applicationsAttacks differ depending on the platform and technology used to develop the applicationFootprinting is used to find out as much information as possible about a target systemThe more you know about a system the easier it is to gather information about its vulnerabilities45OPEN DATABASE CONNECTIVITY (ODBC)Standard database access method developed by the SQL Access GroupODBC interface allows an application to accessData stored in a database management systemAny system that understands and can issue ODBC commandsInteroperability among backend DBMS is a key feature of the ODBC interface2348UNDERSTANDING WEB APPLICATIONSIt is nearly impossible to write a program without bugsSome bugs create security vulnerabilitiesWeb applications also have bugsWeb applications have a larger user base than standalone applicationsBugs are a bigger problem for Web applications5DOES THE WEB APPLICATION CONNECT TO A BACKEND DATABASE SERVER? (CONTINUED)Basic testing should look forWhether you can enter text with punctuation marksWhether you can enter a single quotation mark followed by any SQL keywordsWhether you can get any sort of database error when attempting to inject SQL43DOES THE WEB APPLICATION USE DYNAMIC WEB PAGES?Static Web pages do not create a security environmentIIS attack exampleSubmitting a specially formatted URL to the attacked Web serverIIS does not correctly parse the URL informationAttackers could launch a Unicode exploithttp://www.nopatchiss.com/scripts/...
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A simple introduction to working with LVM
... comes to using LVM effectively it is worth considering the filesystem that you wish to use upon your logical volumes.http://www.debian-administration.org/articles/410A simple introduction to ... be a little confusing to newcomer so this guide intends to show the basics in a simple manner.There several pieces of terminology that you'll need to understand to make the best use of ... (ie. 4x5Gb drives can be combined into one 20Gb volume group, and you can then create two 10Gb logical volumes.)Logically these are stacked from top to bottom like this:can create a dedicated...
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Cambridge.University.Press.An.Introduction.to.Law.and.Regulation.Text.and.Materials.Apr.2007.pdf
... way the law contributes to regulatoryenforcement and compliance. As we shall see, central to the study of regulatoryenforcement is the width of discretion within regulatory systems (in the handsof ... first, to consider the extent to whichthe analytic map developed in the first four chapters transposes to regulationin the supranational context, and second, to consider whether the shift to regu-lation ... previously encountered.Many often struggled to identify how these strands related to each other or,indeed, to the legal tradition to which they were accustomed. In short, therewas an acute need...
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Cambridge.University.Press.An.Introduction.to.the.Philosophy.of.Mind.Jan.2000.pdf
... which these topics are covered has been deliber-ately chosen so as to enable the reader to build upon theunderstanding gained from earlier chapters in getting to grips with the topics of later ... Pnwould still have sufficed to cause P to exist. But this is to imply that P is causally overdet-ermined by M and one or more of P1, P2, Pn, contrary to what we have hitherto assumed. Hence we ... position to adopt, although to adopt it merely inorder to evade the unwelcome conclusion of the physicalist’sargument would be blatantly ad hoc. To make this positioncredible, the dualist needs to...
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Cambridge.University.Press.The.Cambridge.Introduction.to.Modern.British.Fiction.1950-2000.Apr.2002.pdf
... girlfriend he refuses to marry) convey an attachment to place that belies his stated intention to emigrate. In this way Cooper manages to play two contexts off against eachother: historical hindsight ... is to Tricia and Felicity for putting up with a houseswamped by papers and files, and for tolerating all the lost evenings andweekends.January 2001viii Introduction 3a turn towards the historical ... Cambridge Introduction to Modern British Fiction, 1950–2000relative matter since the British economy continued to grow, but not quicklyenough to keep pace with its European competitors. Economic...
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An introduction to franchising
... EDUCATIONAL FOUNDATIONAn Introduction To Franchising 1Chapter 1: An Introduction To FranchisingWhat is a franchise? What are common franchise terms?What are the alternatives to franchising?What ... attention to the contact information of the franchisees who have left the system. These arepeople you definitely want to talk to. THE IFA EDUCATIONAL FOUNDATION20 An Introduction To Franchising ... Introduction To Franchising Determine If You Can Afford To Start A BusinessMAKE PROFIT POTENTIAL YOUR MOSTIMPORTANT CONSIDERATION! In order to start a business, you have to have money! In order to...
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