LAB OF WEB TECHNOLOGIES

This course provides an overview of the technologies involved in the modern World Wide Web, enriching the degree programme with the fundamental notions on methodologies and tools for the realization of applications connected and distributed via the Internet. After an initial high-level introduction of the protocols and patterns empowering the modern web, students will be guided to the basic building blocks involved in the development of rich web applications.

After the course, the students will be able to:
- Understand the principles of the HTTP protocol
- Create simple web pages by mastering HTML, CSS, and JavaScript
- Understand how technologies can be used for web applications
- Understand the user authentication and session mechanisms in a web application
- Understand how unsafe web programming can to cyber security issues

Basic knowledge of programming principles and constucts

- Internet, World Wide Web, HTTP protocol
- Fundamental concept of markup language; content flow and several block and inline elements of HTML
- Semantic and non-semantic tags and links in HTML, URL, raster and vector images
- HTML exercise
- Fundamental concept of CSS, selectors, measurement units and colors in CSS
- Background and font properties, decoration of document objects, specificity and cascading in CSS
- CSS exercise
- Fundamental concept of JavaScript, syntax, variable types and scope, operators in JavaScript
- JavaScript expressions, statement, conditionals, loops, functions; window object and document object model, HTML forms
- JavaScript exercise
- Third party libraries, manipulating the DOM, jQuery, Bootstrap, Ajax
- HTTP, URL, request/response messages, common HTTP methods, web servers, Flask
- Session, cookies, authentication, security and privacy, cookies in Flask
- Web security, HTTP over SSL/TLS, two way authentication, SSL handshake, cookie attacks, CVE, CWE, CVSS, OWASP
- Brush-up review

- Thomas A. Powell, "HTML & CSS: the complete reference", McGraw-Hill Education; 5th edition, 2010. ISBN-10: 0071496297
- Eric A. Meyer, Estelle Weyl, "CSS: The Definitive Guide", O’Reilly Media; 3rd edition (2006). ISBN-10 0596527330
- David Flanagan, "Javascript The Definitive Guide", O’Reilly, 2011. ISBN-10: 0596805527
- Brian Totty, David Gourley, Marjorie Sayer, Anshu Aggarwal, Sailu Reddy, "HTTP: The Definitive Guide", O’Reilly Media, 2009. ISBN-10: 9781565925090
- Dane Cameron, "HTML5, JavaScript, and JQuery", Wrox Pr Inc; 1st edition, 2010. ISBN-10: 9781119001164

The exam consists of:
1) An written test covering all the arguments discussed during the course
2) A web application project

scritto e orale

The course is composed of frontal lessons, typically comprising practical case studies to better understand all the presented concepts and technologies.
Together with the referral texts, additional material will be provided by means of slides and source code.

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