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3.3 Internet Services
Overview
Demonstrate knowledge and understanding of the following internet services and describe the advantages and disadvantages to both the customer and the vendor: – shopping (including the identification and use of
secure retail websites and encryption measures) – banking
Online Shopping
Advantages to the customer• Can shop from the comfort of
their own home• Can track orders• Sometimes more variety available
than in a shop• Comparison of prices• A wide variety of information
available on the product• Can shop 24/7• Can visit virtual shops
Disadvantages to the customer• Too much choice now available• Unsure of the reliability of
information• Unsure of quality until delivery• Could be hidden postal etc. costs• Worry about stealing credit card
details• Need a credit/debit card• A variety of currencies • Possibility of hacking into credit
card details
Online ShoppingAdvantages to the seller
• Wider customer base• Less overheads in terms of
storage space for goods or business premises, staffing
• Competitive marketing• Better communication with
the customer• Cheaper marketing
Disadvantages to the seller• Foreign language barriers• Worldwide distribution• Updating web site• Various foreign currencies• No personal contact with
customer• Needs monetary security
measures in place
Online Banking
Advantages to the customer• 24/7 banking• Can process transactions from
comfort of own house• Itemised statements as
required• Transfer of money between
accounts• Can only be done on computer
systems chosen by the customer
• Immediate stopping of bank cards
Disadvantages to the customer
• Bank charges• Not all transactions such as
withdrawing cash can be carried out
• Credit card details theft• Can only be carried out on
specified computers - those with the ‘key’ installed
Online BankingAdvantages to the bank
• Less overheads in terms of staff
• Customers can only work with the money showing in their account
• Customers can manage their own accounts
• Transactions are processed immediately
Disadvantages to the bank• Less control of the
customers’ transactions
How to identify a secure website
• Padlock symbol at the bottom of most browsers
• https displayed in the address bar
• Verisign
Methods of securing a website
• Use an Internet protocol called Secure Socket Layers (SSL)
• Encryption• Use the protocol Secure Electronic
Transaction (SET) which uses digital signatures
• Passwords
Passwords
• A unique user name which allows the user access to specified files.
Digital signature
• An electronic identification method that confirms that the user is who he/she says he/she is.
• Issued by a company to the customer.
Encryption
• A mathematical process which uses formula to scramble data.
• At the receiving end the user needs the decrypting key to unscramble the data.
Acronyms
• SET Secure Electronic Transaction• SSL Secure Socket Layer• https Hypertext Protocol Secure