Concept in Definition ABC

A key is a piece of information that can operate in various ways and in various settings.

For example in cryptography, a key or keyword is a piece of information that controls the operation of a algorithm or functioning of a system. It is a sequence of numbers and / or letters that are very frequently necessary to obtain authorization to access a service. The cryptographic keys are encrypted texts and can appear encoding the entrance to complex computer systems that protect treasures, money or other values ​​but also in operations of all kinds, such as ATMs, websites, email accounts and thousands of others alternatives.

Keys can also be music notation symbols that associate drawings or graphics on a surface called a staff with musical notes. According to what you want to reproduce musically, for example, the treble, fa and do clef, which are three musical notes, are used. A person trained in reading can easily understand the universal symbols placed on a staff and play the same piece of music on different instruments.

music. This type of key is used to unify teaching, production Y reproduction of the music.

The use of keys covers various scenarios and can be used in spaces as different as business operations where it is intended to encrypt content so that it can be seen only by a select group of authorized people as well as in informal spaces where it is also sought to limit access to content by standardizing the use of words encrypted.

With the computing and the webMore recently, these practices have spread widely, forcing the generation of multiple keys to create account accounts. Username in social networks, to access private content and for practically any operation of exchange on-line. This requirement protects the data, content and practices that are carried out in private, so that exchanging information online around the world is simple and safe.

Key Topics