Backup: what are the most common errors when making backups and how to avoid them

Backing up information is key when you want to recover files after a security incident or vulnerability on computers

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Una mujer es vista usando un computador en La Habana (Cuba). Fotografía de archivo. EFE/Ernesto Mastrascusa
Una mujer es vista usando un computador en La Habana (Cuba). Fotografía de archivo. EFE/Ernesto Mastrascusa

When it comes to computing, technology is advancing but there is one law that is always in force: it is important to make a regular backup of all the information.

This step is essential because it will help the company or end user recover material in the event that their system is affected by malware, such as ransomware that hijacks information, or any other type of error that involves the theft or loss of information.

For a backup to be successful, it is necessary to perform it regularly and completely. In addition, it is important to keep copies made in a safe place. If you make more than one backup, even better. Here are some of the most common mistakes and how to prevent them

1. Save backups to the same disk where the original files are

The objective of making a backup is to have backup material in case the original is lost. That's why it's not a good idea to store the backup in the same place where the original files are, because if there were any problems, everything would be lost at the same time. In case of theft, loss or damage, it is important to have a backup stored elsewhere, such as an external hard drive or in the cloud.

2. Do not verify the backup after creating it

Many times users forget to verify that the backup has been done properly. The backup may have errors or be incomplete, so it is necessary to check the work after the process is finished.

3. Forgetting to back up periodically

“Another common mistake is not to back up information frequently, especially if we work with files or projects that are in process and that receive changes on a regular basis,” WeLiveSecurity emphasizes. Therefore, it is necessary to establish a certain time to do this process and respect it. You can automate the task, schedule it so you don't forget it, and then, as always, verify that the process has been carried out properly.

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It is important to encrypt information stored in the cloud to avoid security issues

4. Backing up only some files and not classifying information well

When it comes to backing up, many users only have in mind the information they store on computers, but the truth is that the data found on all computers must be backed up: video game consoles, smartphones, tablets, etc. Although it is true that much of this information is shared and saved and updated in the cloud, sometimes the data that is stored is not complete.

Here are two things to consider: first make sure that the cloud back-up service is well configured and as complete as possible. In addition, the security of the system must be properly configured. Then you should evaluate what is not being stored in that service and back up that data on a hard disk, USB or cloud. And finally, verify that the information is well classified so that it is not later chaotic to recover the desired files.

5. Neglecting the devices where copies are stored

Not only is it enough to make a proper backup, but it is also important to take care of the device where that back up was made. It is essential to take care of the USB or external disk that has been used because if it is damaged or lost, it also misplaces all the information that has been backed up, which can mean years and years of crucial data for the user.

To avoid this, it is recommended to keep the devices with the back up stored in safe places, away from moisture, or excessive sources of heat as well as any other external factors that could affect their integrity.

6. Trust that cloud backup is secure

“A few years ago, a hacker confirmed that he was using fake messages (phishing) to steal passwords from cloud storage services and access photos of more than 100 celebrities, which ended up leaking on the internet”, they emphasize from Kaspersky Lab. To counter this problem, it is important to have a strong and unique password, as well as to enable the second factor of authentication in cloud services.

Specialists also recommend using encryption in backups to prevent others from accessing information. This is especially important with sensitive data, such as financial documents, or personal IDs, such as a passport and driver's license.

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