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Grid Gone DarkHousehold emergency plan
Illustration of cash and documents in a home safe
Black Sky PrepBefore, and any time

Money Without the Internet

Cash, records and your crypto wallet

0 of 9 bought

£0 of £1,019 spent

Buy now: under 72 hours

£1,019
  • Cash in mixed notes

    Not a cost

    £1,500: 40 × £20, 50 × £10, 30 × £5 and £50 in coins. Review against 2–4 weeks of real essential spending

  • Anchored, insurer-appropriate safe

    £550est.

    For cash and valuables; a portable fire chest isn't burglary-rated

  • Fire and water-resistant document chest

    £120est.

    Wealth register, statements, identity documents

  • Encrypted offline records drives

    £34

    SanDisk 64 GB USB-C; encrypt the copies yourself; never store recovery phrases on them

  • Hardware security keys

    £120

    YubiKey 5 NFC: one on your keyring, one in the safe

  • Spare or replacement hardware wallet

    £55

    Battery-free model bought direct from the maker: Ledger Nano S Plus or Trezor Safe 3

  • Steel seed-phrase backup plates

    £140est.

    Cryptosteel or Billfodl class, in two locations

  • Branch-based bank or building society account

    Free

    Deposits within £120,000 FSCS limit per banking licence; a second card with a known PIN

Buy next: over 72 hours

£0
  • Gold Sovereigns or half-sovereigns

    ~£800 each

    Legal tender, so exempt from Capital Gains Tax. Too valuable for small trades; no allocation recommended

To do

Check every

Quarterly: print statements and update the register. Yearly: test your wallet recovery.

Where it lives

Cash and keys in the safe; the register in the document chest with a copy held by someone you trust; steel backups in two separate places.

Infographic · tap to enlarge

Infographic

Money Without the Internet

Money Offline infographic, front: mixed notes and coins, paper records, two security keys and cards from two different banks, with wallet recovery details kept private and offline.