This is a transaction that involves the distribution and sale of certain products and services online.

Electronic commerce has now become the biggest market for sale. This is evidenced by the sales of 2006 have increased by approximately 50% compared to 2005.

In Spain the most benefit from online shopping is the airlines sell their tickets over the Internet. For he still travel agents and gambling.

Types of electronic comerse

There are different depending on who is involved in the process:

·  B2B (Business to Business): takes place between two or more companies.

·  B2C B2C (Business to Consumer): commercial transactions carried out by a company and led to the final consumer.

·  B2A (Business Administration to): a business enterprise for Public Administration.

·  B2E (Business to Employee): business relationship of a company and employees the same.

·  C2C (Consumer to Consumer): commercial operation conducted between two consumers.

·  P2P (Peer to Peer): business that does not have regular customers. This is direct communication between two clients via e-mail or the Internet. It is used for the exchange of information and / or files.

Advantages

The main advantages of electronic commerce are:

·  The user purchases without leaving home by visiting the shops you want.

·  The user can save and buy cheaper since it has the ability to compare prices.

·  Time Customer lower because it does not expect long queues.

·  Shops open 24 hours a day and throughout the year.

·  Broad market because you can buy anywhere in the world.

·  Cost reduction because the sale is directly, without intermediaries.

Afraid to buy internet

When it comes to buying on the internet, there are a number of unfounded fears and prejudices associated with:

·  Privacy: Users wary at the time of handing over their data because they know they will be done with them.

·  Authentication: there are customers who doubted the person you contact, as they do not know with whom to negotiate veracity.

·  The Global Security: The main fear is that the security is breached and remain in the light sensitive personal data.

Security

The problems and fears with those users are settled through:

·  Encryption: is the codification of information, through which can not be accessed without the data encoded key. The user has a private code for personnel and other public recipients.

·  Technology digital certification is used in conjunction with encryption. The best known are the SSL and SET, which currently is the most in demand.

The SSL is a protocol which provides secure communications through a coding method (encryption), based on a 40-bit code. stands for Secure Sockets Layer.

The SET is a protocol that is used to make purchases safely. It allows the seller to know the number of credit card, which also solves the problem of privacy.. Its initials refer to Secure Electronic Transaction.

One of the methods most commonly used for the purchase on the Internet is the electronic signature which is a set of data that identifies its users. It uses both encryption technology such as digital certificates.

Legislation in Spain

Electronic commerce is protected by the laws in order that there is any kind of fraud. En el caso In the case of Spain is governed by the Law on Service of the Society of Information and Electronic Commerce (LSSI). It is also known as the Law 34/2002.

La The LSSI is responsible, for example, the transfer of files through downloads, paying for a product or served in or just information.

This law affects all people or companies that operate from Spain at both European and Spanish, and to do so in the European Union or elsewhere, and whose recipients are in Spain.

Other laws affecting both at national and European level are:

·  200/31/CE Directive of the European Parliament and the council on June 8, 2000 on electronic commerce.

·  Royal Decree 1906/1999 of 17 December on hiring telephone or electronically.

·  Proposal for a Directive on copyright in the Information Society.

·  Order of March 21, 2000 on the regulation of the system for allocating Internet domain names under the country code for Spain (. Com).

·  Royal Decree Law 14/1999 of 17 December electronic signature.

·  A proposed law on electronic signature of Dec. 27, 2001.