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Tag: continuous data protection

  • Optimizing Security in Data Collection Processes

    Optimizing Security in Data Collection Processes

    How you collect and process your data has a direct impact on the security of that data. By following best practices for data collection and processing, DevOps professionals can minimize the risk of data breaches and other security threats. In this article, we’ll share some best practices and tips for optimizing your data collection processes for better security.

    Make use of rotating proxies

    One way to optimize data collection processes is to make use of rotating proxies. This will help to prevent your IP address from being banned or blocked by web servers. Rotating proxies will also help to increase the anonymity of your data collection process.

    Use a Secure Connection

    When you are configuring data collection processes, it is important to ensure that all data is transmitted using a secure connection. This can be accomplished by using TLS/SSL encryption for all communication channels. This will help to protect your data from being intercepted by third parties and will also ensure that the data remains confidential.

    Implement Access Control Measures

    Another important way to secure your data is to implement access control measures. This means that you will need to restrict access to the data to only those individuals who need it. You can do this by using role-based access control or by implementing a least-privilege model. By doing this, you can help to prevent unauthorized access to the data while still giving different business functions across the organization access to the data and tools they need to do their jobs well. 

    Use Data Encryption

    Another way to protect your data is to encrypt it. This means that the data will be converted into a coded format that can only be decrypted by authorized individuals. This can help to prevent unauthorized access to the data and can also help to ensure the confidentiality of the data. There are a variety of encryption methods available to you, including public key encryption and symmetric key encryption.

    Make use of Data Loss Prevention Measures

    Another way to protect your data is to make use of data loss prevention measures. This can help to prevent accidental or unauthorized deletion or modification of the data. Data loss prevention measures can include things like setting up auditing and logging, implementing data recovery plans and using access control measures.

    Create Backup Copies

    It is also important to create backup copies of your data. This way, if the data is lost or corrupted, you will still have a copy that you can use. You should store the backup copies in a secure location and you should encrypt them to help protect the data. The reason backups are such an important part of modern cybersecurity comes down to the threat of ransomware and the rise of cyberextortion.

    Ransomware groups around the world have been increasingly targeting businesses of all sizes in recent years in an effort to extort money from them. And while some businesses have been lucky enough to avoid being targeted, others have not been so fortunate. The end result can be a total loss of reputation and even bankruptcy.

    Monitor Activity

    Another way to help secure your data is to monitor activity. This means that you will need to track who is accessing the data and what they are doing with it. This information can be used to identify unauthorized access and can also help you to determine if the data is being used appropriately.

    Restrict Physical Access

    It is also important to restrict physical access to the data. This means that you will need to ensure that only authorized individuals have access to the physical location where the data is stored. This can help to prevent unauthorized access and can also help to protect the data from being damaged or destroyed.

    Destroy Data When no Longer Needed

    When you no longer need the data, it is important to destroy it. This means that you will need to delete the data from all storage devices and ensure that it cannot be recovered. This can help to prevent unauthorized access and can also help to protect the data from being used inappropriately.

    Implement Security Policies and Procedures

    It is also important to implement security policies and procedures. This means that you will need to develop policies and procedures that govern how the data is to be used and accessed. These policies and procedures should be reviewed regularly and updated as needed.

    Educate Employees

    Another way to help secure your data is to educate employees. This means that you will need to provide training on the importance of protecting the data and on the procedures that should be followed. This training can help to ensure that employees are aware of the importance of security and can also help to prevent unauthorized access.

    Employee education is your first line of defence against cybercrime because your people constitute your largest threat and cybersecurity vulnerability. This is not because of maliciousness or nefariousness, but simply because most people are not aware of many of the necessary cybersecurity best practices when it comes to data collection and handling.

    Conduct regular audits

    It is also important to conduct regular audits of the data. This means that you will need to review the data regularly to ensure that it is being used appropriately and that no unauthorized access has occurred. This can help to identify any security issues and can also help to ensure that the data is being used correctly.

    Use encryption

    As mentioned before, another way to help secure your data is to encrypt it. This means that the data will be converted into a coded format that can only be decrypted by authorized individuals. This can help to prevent unauthorized access to the data and can also help to ensure the confidentiality of the data.

    Implement access control measures

    Another way to help secure your data is to implement access control measures. This means that you will need to restrict access to the data to only those individuals who need it. This can help to prevent unauthorized access and can also help to ensure that the data is being used appropriately.

    Conclusion

    When it comes to data security, there are a number of steps that you can take to help protect your information. By taking the time to implement these measures, you can help to ensure that your data is safe and secure.

  • Replication: Complementing Disaster Recovery, not Replacing

    Replication: Complementing Disaster Recovery, not Replacing

    Many people believe that replicating a distributed database is a replacement for having a solid disaster recovery (DR) plan or backup system. While there are certainly elements of truth to this, it is missing the mark. Replication is a complement to a well thought-out DR plan, not a replacement.

    What is Replication?

    Replication is the act of copying data from one database server or data center to another database server or data center. In other words, replication creates an exact copy of the data in a different storage array. Replication always copies exactly what is in your database. This is important because if your data is corrupt or somehow bad data has gotten into your system, then you are basically just replicating garbage.

    What is Backup?

    Backups, on the other hand, are creating a point in time snapshot of the operational state, architecture and stored data in the database. This distinction is incredibly important given that a backup could be the difference between restoring good data or bad data into your database to recover from an outage (or even just bad data).

    Backup is also important from a regulatory standpoint. Many organizations have contractual clauses in their MSAs (master service agreements) that require a vendor to have backups. While this certainly in the best interest of the vendors to do anyway, this is a function of how organizations are attempting to protect themselves from external events that they have little control over. Many of the backups requested are ones that fall under the requirements of regulations including HIPAA or Sarbanes Oxley, which have important requirements such as the following:

    • Data must be backed up offsite frequently and be fully recoverable at a point in time
    • Backed up data must be encrypted at rest and transported in an encrypted fashion
    • Backups must be stored in multiple locations and each location must be deemed physically safe
    • Backups must be tested regularly for validity

    What is the Difference Between Replication and Backup?

    Replication can and sometimes does handle parts of the backup solution. Data is stored and transported in an encrypted fashion between physical locations. The location of the data is spread out and your servers are likely in locations that are deemed physically safe.  Most importantly, with replication, your data is available in another location almost instantly.

    However, replication also means that any errors or corruption issues are also propagated across all replicas. Thus, replication cannot be used to hedge against issues such as logical corruption, application schema corruption, ransomware, fat finger mistakes, operator errors, compliance and so on.

    After all this, there is a caveat that one version of replication comes very close to backups: CDP or continuous data protection. This is where backups and replication meet. CDP logs the changes in the data and ships them off to a secondary storage location in near-real time. This allows for point-in-time recovery, one of the reasons that backups are so important.

    Backups and Replication are Not Interchangeable

    They are complementary processes that are components of having a complete disaster recovery plan. Knowing when to take proper advantage of each type is important when setting up your application and your organization for success.

    — Michael Colby