We explain what a backup is and what it is for to make a backup copy. In addition, the steps that must be followed to perform backups.
What is a backup?
In computing, is understood by abackup (of English:back up, "Backup", "reinforcement"), backup, backup or reserve copy to a copy of the original data of an information system or of a set of software (files, documents, etc.) that is stored in a safe place or a secure region of the system memory, in order to be able to re-use your information In the event that any eventuality, accident or disaster occurs and causes your loss of the system. In other words, it is a copy just in case that is usually updated every so often as a security measure.
Today's computer systems can be the victim of various types of loss: remote attacks by hackers or computer viruses, physical destruction of storage media, and even accidental deletion by a computer. Username authorized. In these cases, backup is used manually or automatically to restore lost information, thus minimizing losses in terms of data or information.
These data losses are really common: 66% of Internet users Internet They have experienced them, which is why it is very common to have backups in different formats: hard disk sectors, removable storage devices or even in the same cloud, that is, on Internet servers. This form of prevention is recommended in all the digital prevention rules and the large Business they invest part of their budget and its data storage capacity in backing up your most important and confidential information.
How to make an effective back?
To perform a backup, the following steps are usually followed:
- Selection. Of the key material to back up: irreplaceable information, of great economic value, etc.
- Storage. In a secure system according to the possibilities of the individual or the organization. If possible, you should do a local backup (own) and an external backup (in another company or service) that is convenient.
- Upgrade. From the backup taking into account the modified data of the information to be saved and the frequency with which it is modified, so that the backup is always as up-to-date as possible and the loss of information is minimized.
There are numerous programs, pages, companies and online services that offer data backup and recovery plans. The IT security sector is, in an increasingly digitized world, a continuously growing IT area.