Documentary, digital and security information

Today's problematic situation with respect to the world production and accumulation of information in electronic or digital document format is analyzed, as well as the problems associated with access to their content, especially via the Internet since this could imply the risk of losing such information,. The risks, threats, vulnerabilities, etc. which affect this information are determined, as well as diverse strategies to establish computer security, and the relation this has with reliable preservation of information. The factors which have a bearing in favor of or against the security of digital documents, are studied in detail.