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Ask Slashdot: Best Medium For Storing Data To Survive a Fire (or Other Disaster)

First time accepted submitter aka_bigred writes Every year as I file my taxes, I replicate my most important financial data (a couple GB of data) to store an offline copy in my fire-rated home safe. This gets me thinking about what the most reliable data media would be to keep in my fire-rated home safe.

CDs/DVDs/tapes could easily melt or warp rendering them useless, so I'm very hesitant to use them. I've seen more exotic solutions that let you print your digital data to paper an optically re-import it later should you ever need it, but it seems overly cumbersome and error prone should it be damaged or fire scorched. That leaves my best options being either a classic magnetic platter drive, or some sort of solid state storage, like SD cards, USB flash drives, or a small SSD. The problem is, I can't decide which would survive better if ever exposed to extreme temperatures, or water damage should my house burn down.

Most people would just suggest to store it in "the cloud", but I'm naturally averse to doing so because that means someone else is responsible for my data and I could lose it to hackers, the entity going out of business, etc. Once it leaves my home, I no longer fully control it, which is unacceptable. My thought being "they can't hack/steal what they can't physically access." What medium do other Slashdot users use to store their most important data (under say 5GB worth) in an at-home safe to protect it from fire?

10 of 446 comments (clear)

  1. If you insist on keeping physical hardware by Anonymous Coward · · Score: 5, Informative

    There are fire rated NAS devices like the ioSafe 214 which has Synology guts.

    1. Re:If you insist on keeping physical hardware by Rei · · Score: 5, Informative

      And that's folks is why

      And that's folks is why being an arse when you disagree with someone is usually mutually exclusive with being able to write proper English.

      The flames in a house fire can of course be "over a thousand degrees F". Most air in a burning house is below the boiling point of water. But hey, let's just assume that your bucket is sitting right on top of the ignition source of your house and somehow remains directly in flames underneath it for half an hour. Gee, what sort of analogy could we have for a large metal pot-like thing sitting on some gas stove-like flames... oh yeah, how about a pot sitting on a gas stove (whose flames can also be "over a thousand degrees F")? Because anyone who's ever put a large pot full of water on the stove (for example for canning) can tell you that it will NOT boil off in half an hour.

      And seriously, a steel bucket will be "gone"? Methinks you need to look up the melting point of steel.

      --
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  2. Offsite by Anonymous Coward · · Score: 5, Insightful

    is the only safe solution.

    1. Re:Offsite by Anonymous Coward · · Score: 5, Informative

      Just make sure whatever you use is in a waterproof container. A friend had a fire at their bank and the safe deposit contents were soaked. Water apparently got through the small gaps in the front due to the high pressure.

  3. Fire-Resistant Safe by Meditato · · Score: 5, Funny

    Drill a small hole into a fire-resistant safe where your power and SCSI/IDE/SATA/USB/ETH cables go, then put your drives in there. Won't be easily stolen and will likely survive a house fire. Googling the terms "fire-resistant safe" revealed dozens of good options.

  4. Re:Best medium by davester666 · · Score: 5, Funny

    Have you tried repeating a story while on fire? I didn't think so.

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  5. Re:Encryption + (cloud or offsite) by Dragon+Bait · · Score: 5, Insightful

    Tar up your files. Encrypt with GPG and a 20 character random passphrase.

    Upload to a cloud service, and put on a USB drive at work and the house of a friend and relative.

    Why bother trying to find storage media made of unobtainium that can withstand fire or flood or theft, when you can simply and easily make a copy and store it multiple times in multiple places immune to most loss events?

    FTFY.

    Multiple backups. Multiple media types. Multiple locations.

  6. Re:Best medium by Applehu+Akbar · · Score: 5, Funny

    Clay tablets, then. Fire actually improves their durability.

  7. Not in the fire by Spazmania · · Score: 5, Insightful

    The most effective way for your data to survive a fire (or flood, tornado, lava, etc) is for it to not be in the fire. If you don't want to automate off-site backups then periodically drop a hard disk into a convenient bank safety deposit box.

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    1. Re:Not in the fire by Kiaser+Zohsay · · Score: 5, Insightful

      If it's not off-site, it's not a backup. It's just another copy.

      --
      I am not your blowing wind, I am the lightning.