Syllabus Detail

• Protocol types; FTP, HTTP, HTTPS, SMTP, WAP

File Transfer Protocol (FTP)

• Is the standard to transfer files between a client and a server.
• You login to a server with an FTP program such as Cyberduck or FileZilla
• You then upload and download files.
• The protocol explains to companies who make file transfer programs exactly how to set them up correctly.

HyperText Transfer Protocol (HTTP)

• This is the request, response protocol
• A client starts the request by typing into the web address bar...http
• If the web address is correct, it will send the page.
• If the web address is NOT correct, it will send error 404, Page not found
• More from wikipedia

HyperText Transfer Protocol Secure (HTTPS)

• Same as above, BUT is uses encryption by Secure Socket Layer (SSL)
• The web server authenticates with the password, if successful a session key is used to encrypt all transmitted data.
• Very important to use SSL  for a website that uses credit card transactions. It protects these details.
• More from wikipedia

Simple Mail Transfer Protocol (SMTP)

• Is the internet standard for using email.
• It states how the programs that send and receive email should be made.
• More from wikipedia

Wireless Access Protocol (WAP)

• Is the standard protocol for advanced messaging and data services for wireless devices.
• It standardises the way that wireless devices work.
• More from wikipedia

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