Please enable JavaScript.
Coggle requires JavaScript to display documents.
TOPIC 3: INTERNET TECHNOLOGIES - Coggle Diagram
TOPIC 3: INTERNET TECHNOLOGIES
WEB BROWSER
A browser is a software enables users with an
Internet connection to access and view webpages on a computer or mobile device.
purpose of web browser
• the tools we use to navigate the web.
• they connect to servers across the world, download the
data we want, and then translate it into a visible image.
• to search for specific information, including text, pictures,
music and video.
• allow users to modify the website content (blog)
• to search for specific information, including text, pictures,
music and video.
• to share personal information (such as social networking
website).
Examples of web browsers:
i. Microsoft Edge
ii. Google Chrome
iii. Mozilla Firefox
iv. Vivaldi
v. Safari
vi. Opera
vii. Maxthon
Internet Service Provider (ISP)
A business that provides individuals and organizations access to the Internet free or for a fee.
ISP also provide related services such as:
i. Web site hosting and development
ii. Email hosting
iii. Online storage
Examples of ISP:
Maxis
Celcom
Digi
TM
U mobile
Responsibility of an ISP:
i. Providing and maintaining a connection to the Internet.
ii. Support the hardware and software needed to service
that connection.
iii. To protect their site and network from external threats such as viruses, hacker attacks and other illegal activities.
iv. Provide 24-hour customer service and technical support.
Factor to consider when selecting an ISP:
i. Types of connection – cellular/satellite/fiber-optic/cable
ii. Speed of your connection
iii. Access location
iv. Price and cost
HTTP & HTTPS
• HTTP & HTTPS is one of the protocol of web address(URL).
for example:
http://www.google.com
• HTTP: an acronym for Hyper Text Transfer Protocol is a system that is used to transmit and receive information from a server.
( not secure)
HTTPS: a secure transfer system that encrypts the data before the connection is formed for sending or retrieving the data from the server (also known as HTTP with secure socket layer (SSL)).
• HTTPS is a
secure
version of the HTTP protocol that uses the
SSL/TLS protocol for encryption and authentication
• Instead of Hyper Text Transfer Protocol (HTTPS), certain website uses Hyper Text Transfer Protocol with Secure socket layer (HTTPS).
By using HTTPS, the computers agree on a
"code" between them, and then they scramble the messages using that "code" so that no one in between can read them.
keeps your information safe from hackers.