Full MiniKey SHA256

import hashlib
import base58

# The SHA256 of your BIP38-encrypted key
sha_hex = "88bb58efa98dcabaf5711efe40eaaa885701c209262f65c1655e0e0a47279e77"

# MiniKey validation function
def is_valid_minikey(minikey: str) -> bool:
    return hashlib.sha256((minikey + '?').encode()).digest()[0] == 0x00

# Convert MiniKey to WIF
def minikey_to_wif(minikey: str) -> str:
    privkey = hashlib.sha256(minikey.encode()).digest()
    extended = b'\x80' + privkey
    checksum = hashlib.sha256(hashlib.sha256(extended).digest()).digest()[:4]
    return base58.b58encode(extended + checksum).decode()

# Generate miniKey candidates using SHA hash as base
def try_minikey_from_sha(sha_hex: str):
    for i in range(len(sha_hex)):
        for length in range(20, 31):  # Try 20 to 30 character lengths
            candidate = "S" + sha_hex[i:i + length - 1]
            if len(candidate) < 22:
                continue
            if is_valid_minikey(candidate):
                print(f"✅ Found valid MiniKey: {candidate}")
                wif = minikey_to_wif(candidate)
                print(f"🔑 WIF from MiniKey: {wif}")
                return candidate, wif
    print("❌ Still no valid MiniKey found.")
    return None, None

# Run it
minikey, wif = try_minikey_from_sha(sha_hex)
#Be sure to replace values where neccessary. I have left notes to follow in this one.