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3 2 1 data backup
3 2 1 data backup





3 2 1 data backup

In regards to the 4th point, I use Hetzner. Yes, it is an additional step, but those are my photos. For example, sensitive data, photos, and media are stored encrypted in the cloud. 2, I usually just compress & encrypt the big folder that is actually backed up. Choose a cloud storage provider that you trust.

3 2 1 data backup

And don’t share this stuff with half of your friends. 2-Factor authentication access to your cloud storage.Etc.įollow these rules to make sure you own your backups: No, your system is not safer just because it’s in your house. And if it’s that sensitive, it does not belong on a drive that has access to the internet. but listen: nobody will bother to break encryption to a photo of your dog. I know, I know everyone loves a good conspiracy, and the man is watching me bla blah…. And if you maintain these backups up to date frequently, in case something goes horribly wrong, you might not lose anything. You may have a backup on your local NAS, on an external SSD, and in the cloud. One copy of your data getting corrupted or something similar would not cause you to lose everything.Įxample: Say your laptop has some family photos and movies and some documents. The main advantage of this way of backing up data is that it reduces the impact of a single point of failure. Save your backups to two different types of mediaġ. Create one primary backup and two copies of your dataĢ. This is what the 3-2-1 backup rule means:ģ. Even CISA (Cybersecurity and Infrastructure Security Agency) recommends this method as a way to deal with backups. The 3-2-1 rule for backups was introduced in 2005 through his book by Peter Krogh, a photographer, writer, and consultant. I do plan to make this twice a week in the future. I decided on once a week since the hard drives in the NAS are fairly new. This way, nobody is awake at that time, and the intensive task of backing up bothers no one. Based on this, the entire folder that holds family photos and movies is backed up to another drive in another system (the NAS is the main storage, and the system backup is another computer) once a week, Sunday, at around 2 in the morning. And it takes about 1 hour to back up everything, as there are a lot of them. They change sporadically: some days there are no pictures taken, some days there are 30 or more pictures taken. Here’s an example of a backup strategy: my family pictures are very valuable, as they are memories. How long does it take to perform a backup?īased on the above, you can formulate a backup strategy.You will want at least part of your data to be backed up somewhere when that happens. But actually, many people give way too much credit to their hard disk, their SSD, or their operating system and virus/ransomware protections.







3 2 1 data backup