different hardware wallets (cold storage) to store your keys.
For significant amounts of Bitcoin, use hardware wallets from reputable providers like Ledger or Trezor . indexofbitcoinwalletdat top
A classic dork used to find exposed Bitcoin wallets is: intitle:"index of" "wallet.dat" different hardware wallets (cold storage) to store your keys
There is also a significant risk factor that often goes overlooked by the searchers themselves. Files found through "Index of" queries are frequently posted indexofbitcoinwalletdat top