An early old-style brainwallet was designed by memorization of a passphrase and converting it into a private essential with a hashing or critical derivation algorithm (example: SHA256). That personal essential is then used to compute a Bitcoin address. ETH However can be purchased and traded at nearly every copyright https://financefeeds.com/investors-shift-to-this-new-copyright-after-xrp-and-ada-sell-offs-experts-are-projected-over-20x-gains-in-2025/