Understanding the 321 Technique for Data Protection

Learn how the 321 technique can safeguard your data with effective backup strategies.

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The 321 technique is a method for safeguarding data. It stands for having 3 copies of your data (the original plus two backups), stored on 2 different types of media (like an external hard drive and cloud storage), with 1 copy kept offsite. This approach ensures your data is protected from loss due to hardware failure, theft, natural disasters, or other unforeseen events.

FAQs & Answers

  1. What does the 321 technique stand for? The 321 technique stands for having 3 copies of data, stored on 2 different media types, with 1 copy kept offsite.
  2. Why is the 321 technique effective? It protects data from loss by diversifying storage methods and locations, minimizing the risk from hardware failure, theft, or disasters.
  3. What types of media should I use for 321 backup? You can use an external hard drive and a cloud storage service as your different media types.
  4. How often should I update my backups with the 321 technique? It is recommended to update your backups regularly, depending on how frequently your data changes.