why web security matters

Tài liệu Web Security

... Wide Web Vulnerabilities • Buffer overflow attacks are common ways to gain unauthorized access to Web servers • SMTP relay attacks allow spammers to send thousands of e-mail messages to users • Web ... (continued) • Can be used to determine which Web sites you view • First-party cookie is created from the Web site you are currently viewing • Some Web sites attempt to access cookies they did ... and vice versa • Commonly used to allow a Web server to display information from a database on a Web page or for a user to enter information through a Web form that is deposited in a database...

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Web Security Programming

Danh mục: Tin học

... A Simple Web Server To illustrate what can go wrong if we not design for security in our web applications from the start, consider a simple web server implemented in Java ... Create a SimpleWebServer object, and run it */ SimpleWebServer sws = new SimpleWebServer(); sws.run(); } SimpleWebServer Object public class SimpleWebServer { /* Run the HTTP server on this TCP port ... identify any security vulnerabilities in SimpleWebServer? What Can Go Wrong? Denial of Service (DoS): • An attacker makes a web server unavailable • Example: an online bookstore’s web server crashes...

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Developments in Web Security With IIS 6.0 and ASP.NET

Danh mục: Tin học

... the right authentication Do you need to flow client identity? Integrated security to SQL Server Passing credentials to webservice and System.Net classes If you need to delegate credentials use: ... Module HTTP Module HTTP Module ASP.NET Managed Code App-Domain Using IIS Security Information in ASP.NET ASP.NET 2.0 Security Info Modifying OS thread identity OS thread identity and impersonation ... Thread Logon User Impersonation Token Web. Config HTTP Module HTTP Module HTTP Module HTTP Module HTTP Module HTTP Module ASP.NET App-Domain ASP.NET 2.0 Security Info Setting HttpContext.User...

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Web security, SSL and TLS

Danh mục: Tin học

... Layer Security  both provide a secure transport connection between applications (e.g., a web server and a browser)  SSL was developed by Netscape  SSL version 3.0 has been implemented in many web ... has been implemented in many web browsers (e.g., Netscape Navigator and MS Internet Explorer) and web servers and widely used on the Internet  SSL v3.0 was specified in an Internet Draft (1996) ... Protocol SSL Record Protocol TCP TCP IP IP SSL components  SSL Handshake Protocol – negotiation of security algorithms and parameters – key exchange – server authentication and optionally client...

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LESSON 10: WEB SECURITY AND PRIVACY

Danh mục: An ninh - Bảo mật

... LESSON 10 – WEB SECURITY AND PRIVACY 10.1 Fundamentals of Web Security What you on the World Wide Web is your business Or so you would think But it's just not true What you on the web is about ... LESSON 10 – WEB SECURITY AND PRIVACY Table of Contents “License for Use” Information Contributors 10.1 Fundamentals of Web Security 10.1.1 How the web really ... with the web app from being publicly readable 11 LESSON 10 – WEB SECURITY AND PRIVACY RAV What it means Web Examples A way to assure that the way you contact and communicate with the web application...

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Tài liệu Web Security doc

Danh mục: An ninh - Bảo mật

... Agenda • Web communication • Web security protocols • Active content • Cracking web applications • Web application defenses Web Security - SANS ©2001 On the slide “Agenda” ... started at looking at web security 6-2 Everything You Always Wanted to Know About Web Communications… • Servers and Clients • HTTP and HTML Web Security - SANS ©2001 The World Wide Web has become the ... clicking on a link on a web page will initiate a GET or POST transaction That decision is already coded into the web page itself 6-4 HTML Security • Reading HTML Source Web Security - SANS ©2001...

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Tài liệu Module 1: Introduction to Web Security doc

Danh mục: Quản trị mạng

... environment for Web applications 2 Module 1: Introduction to Web Security Lesson: Why Build Secure Web Applications? ! Why Is Security So Important? ! Challenges Involved in Implementing Security ! ... consequences of inadequate Web security ! Define the terms threat, attack, and vulnerability, and explain the interrelationship among them Module 1: Introduction to Web Security Why Is Security So Important? ... 4 Module 1: Introduction to Web Security Challenges Involved in Implementing Security Challenges Attackers vs Defenders Security vs Usability Do I need security Security As An Afterthought Reasons...

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Web Security Testing Cookbook pdf

Danh mục: Kỹ thuật lập trình

... don’t live on the Web That’s why I think of myself as a software security person and not a Web application security person In any case, Web application security and software security share many ... and pasted to reexecute a test 2.4 Installing OWASP’s WebScarab Problem WebScarab is a popular web proxy for testing web application security Web proxies are vital for intercepting requests and ... improve Web Security Testing Cookbook accomplishes the same thing for me as a novice security tester The description of free tools including Firefox and it’s security testing extensions, WebScarab,...

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Web security pot

Danh mục: An ninh - Bảo mật

... Chapter 17 – Web Security Use your mentality Wake up to reality —From the song, "I've Got You under My Skin“ by Cole Porter Web Security  Web now widely used by business, ... government, individuals  but Internet & Web are vulnerable  have a variety of threats     integrity confidentiality denial of service authentication  need added security mechanisms SSL (Secure ... transport layer security service  originally developed by Netscape  version designed with public input  subsequently became Internet standard known as TLS (Transport Layer Security)  uses...

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hacknotes - web security portable reference

Danh mục: An ninh - Bảo mật

... http://www.postgresql.org/ 7001 BEA Weblogic Server Port modified in config.xml file http://www.weblogic.com Usenet: weblogic.developer.interest .security 7002 BEA Weblogic Server SSL listener (see ... HACKNOTES ™ Web Security Portable Reference This page intentionally left blank HACKNOTES ™ Web Security Portable Reference MIKE SHEMA McGraw-Hill/Osborne ... admin-users.xml WWWBoard WebAdmin:WebBoard The password file is usually stored unprotected in the Web document root Modify its ownership and read permissions http://website/wwwboard/passwd.txt...

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web security & commerce

Danh mục: An ninh - Bảo mật

... practices, and technologies for protecting web servers, web users, and their surrounding organizations Security protects you against unexpected behavior Why should web security require special attention ... necessary for web security, nor are they sufficient to ensure it That's why we'll use the term cryptographically enabled web server, rather than "secure web server," to describe a web server that ... we'll see, web security requires far more than protection against simple eavesdropping page 17 Securing Windows NT/2000 Servers for the Internet 1.2 The Web Security Problem The web security problem...

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This chapter covers the following topic: Why Network Security Is Necessary? pdf

Danh mục: An ninh - Bảo mật

... potential threats to network security, security for a system or group of systems should be built around a security policy According to RFC 2196, “Site Security Handbook”: A security policy is a formal ... security measures on a continuous basis The Security Wheel graphically represents this continuous security process Figure 1-2 illustrates the four steps of the Security Wheel Figure 1-2 The Security ... 10:35 AM Network Security Policy and the Security Wheel 11 The security policy is the hub around which the four steps of the Security Wheel are based: Step Secure the system Implement security devices...

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WEB Security pdf

Danh mục: An ninh - Bảo mật

... Outline • Web Security Considerations • Secure Socket Layer (SSL) and Transport Layer Security (TLS) • Secure Electronic Transaction (SET) • Recommended Reading and WEB Sites Henric Johnson Web Security ... Considerations • The WEB is very visible • Complex software hide many security flaws • Web servers are easy to configure and manage • Users are not aware of the risks Henric Johnson Security facilities ... Henric Johnson 21 Recommended Reading and WEB sites • Drew, G Using SET for Secure Electronic Commerce Prentice Hall, 1999 • Garfinkel, S., and Spafford, G Web Security & Commerce O’Reilly and Associates,...

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wiley testing web security

Danh mục: Kỹ thuật lập trình

... the ins and outs of Web security testing This book will be an important resource for me on my next Web testing project If you are responsible for the testing or security of a Web system, I bet ... (and implied) security objectives envisioned by the system's architects and owners Steven Splaine Tampa, Florida Table of Contents Testing Web Security Assessing the Security of Web Sites and ... Network Security Chapter - System Software Security Chapter - Client-Side Application Security Chapter - Server-Side Application Security Sneak Attacks: Guarding Against the LessChapter Thought-of Security...

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Bảo mật Web( Web security)

Danh mục: An ninh - Bảo mật

... Các vấn đề bảo mật Web Các giao thức bảo mật cho Web: SSL TLS Giao dịch điện tử an toàn (Secure Electronic Transaction -SET) 47 pages Các vấn đề bảo mật Web Hiện nay, Web sử dụng rộng rãi ... Nhưng Web dễ bị công! Các nguy bảo mật xảy với Web: Khó đảm bảo bí mật liệu Khó đảm bảo toàn vẹn liệu Dễ bị công từ chối dịch vụ (DoS) Khó khăn nhận thực Do vậy, cần có chế bảo mật cho Web 47 ... bảo mật cho Web 47 pages Các giao thức bảo mật cho Web giao thức TCP/IP Web chạy giao thức TCP/IP Trong giao thức TCP/IP, giao thức bảo mật cho Web gồm có IPSec (lớp mạng); SSL TLS (lớp vận chuyển);...

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Kiểm chứng phần mềm Web Security Testing

Danh mục: Lập trình

... mật LOGO Web Security Testing LOGO Giới thiệu Web Security Testing: Các nhà sản xuất người dùng cảm thấy thích thú với hệ thống dựa tảng Web, chúng có khả bảo mật cao Nhưng thực vậy, Web systems ... tương tác với nhiều máy tính khách máy chủ bảo mật dễ dàng để trì LOGO Web Security Testing LOGO Web Security Testing LOGO Web Security Testing LOGO Cài đặt DMZs (Demilitarized Zone) Một hệ thống ... trì sửa lỗi bảo mật Web Security Testing Ảnh hưởng hàm phụ: Ví dụ xử lý lỗi (Functionality Side Effect: An Error-Handling Bug Example) LOGO Web Security Testing LOGO Web Security Testing LOGO...

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o reilly Web Security & Commerce phần 1 pot

Danh mục: An ninh - Bảo mật

... practices, and technologies for protecting web servers, web users, and their surrounding organizations Security protects you against unexpected behavior Why should web security require special attention ... necessary for web security, nor are they sufficient to ensure it That's why we'll use the term cryptographically enabled web server, rather than "secure web server," to describe a web server that ... we'll see, web security requires far more than protection against simple eavesdropping page 17 Securing Windows NT/2000 Servers for the Internet 1.2 The Web Security Problem The web security problem...

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o reilly Web Security & Commerce phần 2 doc

Danh mục: An ninh - Bảo mật

... problems that they found weren't necessarily security problems because no formal security model existed The second major problem with Java's security is that the security of the entire system depends ... today, which is why web developers have been trying to invent ways of breaking the block mode cycle and bringing new kinds of content and new interaction paradigms to the World Wide Web Since its ... applications can also create security problems That's because the helper applications run on the web user's own computer, but take their input from information provided from the web server If the helper...

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o reilly Web Security & Commerce phần 3 doc

Danh mục: An ninh - Bảo mật

... Navigator (and many other web browsers) Once received, the web browser sends the cookie every time a new document is requested from the web server Cookies are kept in the web browser's memory If ... example, a web site might download a cookie into a person's web browser that records whether the person prefers to see web pages with a red background or with a blue background A web site that ... web browser views a page on the web, a record is kept in that web server's log files Log files are under the control of the person or organization that controls the web server They could be used...

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o reilly Web Security & Commerce phần 4 doc

Danh mục: An ninh - Bảo mật

... a web browser makes a connection to an SSL web server, it performs checks on a number of the fields in the server's X.509 v3 certificates When the contents of the field don't match what the web ... 41 42 See Chapter 8, for a description of this type of certificate SSL and other details of web server security are described in Chapter 12 page 101 Securing Windows NT/2000 Servers for the Internet ... not secure Instead of having a web browser attempt to validate that the DNS name in the certificate is the same as the DNS name of the machine it has connected to, web browsers would probably better...

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