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In today's corporate world, data processing is extremely important. This is because customer information, contracts, internal projects, and banking data circulate daily within companies.
However, in the blink of an eye, all of this can be lost. Cyber threats are becoming increasingly common, and system failures can always happen.
Given this scenario, ensuring the integrity and security of information is of utmost importance.
This is where data backup and recovery , practices to ensure the security and availability of data, even in unexpected situations.
In this article, you will learn everything about this topic, from its definition and benefits to the best technologies for its application.
Enjoy your reading!
Concept of data backup and recovery
Data backup and recovery are crucial elements in information security strategy , ensuring the integrity and availability of business information in the face of accidental or malicious losses.
In practice, a backup is the copying of data to a secure location separate from the original. It can be performed on different devices or in cloud storage services.
Data recovery, on the other hand, is the process of restoring information from backups in case of loss, damage, or system failure.
Importance and benefits of backups for businesses
Both data backup and recovery are fundamental to the continuity of business operations and mitigating risks associated with IT disasters.
These practices bring numerous benefits to organizations and ensure greater peace of mind, especially in a global scenario where data breaches are increasingly common, causing losses for companies.
According to an IBM , the average global cost of a data breach in 2023 was $4.45 million.
Some of the advantages of backups for businesses:
- Data loss protection: hardware failures, human error, cyberattacks, or natural disasters can happen, and backup is a way to ensure access to information;
- Regulatory compliance: many companies need to adhere to specific regulations that require data backup and recovery practices;
- Minimizing downtime: With an effective backup and recovery plan, companies can restore their systems and data quickly, minimizing downtime and associated financial losses.
- Preserving the company's reputation: data loss can compromise a company's credibility with its customers and partners; consistent backups help protect the organization's image.
- Improved decision-making: having access to historical data backups can be extremely useful for analysis and strategic decision-making, as well as assisting in incident investigation and the prevention of future problems.
Backup Types
When it comes to information security, it's crucial to understand the different types of backups that can be used to protect essential data. Each method has its own characteristics. Learn more below:
Full backup
A full backup involves copying all the data from a system or device. This type of backup offers the advantage of complete data recovery, since all files are copied to the storage location.
However, the time and storage space required to perform a full backup need to be greater, especially for large volumes of data.
Incremental backup
In this mode, only the data that has changed since the last backup is copied, whether it was a full or incremental backup. This saves time and storage space . However, it requires a previous backup to function correctly.
Differential backup
Finally, differential backup captures the changes made since the last full backup, without taking into account backups that were made after it. This approach offers a middle ground between full and incremental backups .
Data recovery strategies
In addition to understanding the different types of backups, it is essential to develop an effective data recovery strategy. This will allow the company to unexpected information security incidents more easily and ensure business continuity .
Disaster recovery plan
A disaster recovery plan (DRP) is essential in information security management.
Its purpose is to detail the actions to be taken in response to incidents that affect business data, such as system failures, cyberattacks, human error, power outages, or natural disasters.
It's like a guide for times of crisis . Its development begins with a prior analysis of potential threats, system vulnerabilities, mapping of information assets, among other measures. A robust DRP includes:
- Identifying critical assets: the vital elements of the IT infrastructure that require priority protection, such as software, hardware, and facilities, must be mapped;
- Defining objectives: the Recovery Time Objective (RTO) and the Recovery Point Objective (RPO) are established, which determine, respectively, the time for service restoration and the maximum amount of data that can be lost without causing severe damage;
- Communication contingency plan: defines how the company will communicate internally and externally during critical incidents, ensuring clear and accurate information;
- Trained team: it is essential that the team is prepared to handle this situation and put the strategies into practice.
Recovery tests
But simply defining a recovery plan is not enough; periodic testing is necessary to ensure the effectiveness of the established plan. This process allows for the identification of potential flaws and involves controlled disaster simulations where the following are validated:
- Restoration procedures : this involves reinstalling systems and accessing backups to ensure that processes are efficient and up-to-date;
- Response time : performance is measured against the established RTO and RPO to ensure that recovery objectives are achievable in practice.
Backup technologies and tools
Once we understand what a backup is and its importance, the question remains: what is the best technology to use at this time?
Choosing the ideal solution will depend on each company's specific needs, such as data volume, budget, and security requirements.
But there are several tools available on the market for backing up and recovering data, ranging from cloud to local storage .
Cloud solutions
Cloud backup services offer flexibility, scalability, and security .
These solutions enable access to data from anywhere, as long as there is an internet connection, making them a strategic choice for businesses of all sizes.
Google Drive is an example of cloud storage technology.
Local storage
Local storage, on the other hand, is performed on physical devices at the company's headquarters, such as external hard drives or dedicated servers.
This approach allows for direct control over backups and generally results in faster recovery times.
However, it is crucial that physical and electronic security measures be implemented to protect devices against damage and theft.
Hybrid
Finally, the hybrid backup strategy, as the name suggests, combines the advantages of the other two approaches .
In this model, critical data can be stored locally for quick access, while copies are sent to the cloud, ensuring additional security against physical failures and the convenience of remote access.
Best practices for data backup and recovery
But how often should backups be made? And are there other security practices to implement? These are also important questions that we will address in this topic.
Backing up data to the cloud or other servers is part of an information security and should be done periodically.
Furthermore, comprehensive data protection measures
Backup frequency
The organization should establish a regular backup schedule that is appropriate to the volatility and importance of the stored data.
For example, for critical data, it is recommended to perform daily or even real-time backups, while for less important data, backups can occur at longer intervals.
- Critical data: daily or real-time backup;
- Less critical data: backup weekly or monthly.
But of course, this timeline needs to meet the demands of each company and may vary depending on the security and storage strategy chosen.
Security and encryption
The security of backups is just as important as that of the original data. To ensure protection against unauthorized access, it is vital to apply encryption to backup files, both during storage and during transmission.
Another important step, if backups are stored locally, is to ensure physical and electronic security measures, such as access passwords and cameras.
And of course, training and raising awareness among all employees about the importance of backups and information security is fundamental.
Monitoring and alerts
A monitoring and alerting system helps to proactively detect backup failures, as well as verify data integrity to ensure successful restores.
- Monitoring: verifying the integrity of backups after completion;
- Alerts: automatic notifications in case of failures or irregularities.
Skyone guarantees your data is secure in the cloud
Now that you know all about backups, it's time to put it into practice. And there's nothing better than having a company specializing in the subject to help you.
We at Skyone have expertise in information security and cloud computing. We offer complete data backup and recovery solutions with high security, scalability, and reliability.
Our customized advanced backup product allows for longer data retention, simplified access, and a world of other possibilities for your business!
Discover how we can boost your business and make it safer!
Conclusion
In this article, we explored the concepts of data backup and recovery. We saw that these are essential practices for any company concerned with information security and wishing to ensure business continuity.
By implementing a backup and recovery plan, companies can protect against various unexpected events, such as cyberattacks and system failures, and minimize the impact on their operations.
It is an effective way to ensure the integrity of important data such as contracts, customer data, financial information, and intellectual property.
Whether in the cloud or on local storage, the important thing is to ensure backups of your files so that your business doesn't suffer!
Read also:
Information security: what it is and how to protect your business data
