E-commerce highlights the vast area of electronic interchange connected to the commercial activities that involve both the relations between enterprises as well as the relations between enterprises and consumers, referring especially to information interchange, product transactions, equipments, current merchandises and informational, financial and law services. As the studies clearly show, e-commerce is considered by all the consumers, to be one of the best selling systems due to certain factors as: price, shopping time and the supplementary information, regarding most of all the specific characteristics of products and services, characteristics put to public disposal. Despite the concepts mentioned above, the system still deals with a number of disadvantages as: the amount of time that passes between placing the order and receiving the merchandise, the safety of the payments, the ability to test the product quality but most of all the lack of the public trust as for as personal data is concerned during the e-transactions. As a consequence, the enterprises have become more and more aware of these aspects, trying to acknowledge and reduce all these risks and therefore the consumers’ lack of trust assuring higher security standard transactions. The paper will highlight these specific characteristics of data security, the risks and vulnerability of information system as a problem area for e-commerce target, strongly connected to consumer protection.