: Using bitcoind , you can retrieve keys without a full sync:

Only in two narrow scenarios:

If you are trying to "install" or recover a lost wallet.dat file, you are likely dealing with one of two scenarios: recovering a file from a hard drive or importing an old file into a new Bitcoin Core setup.

Never use these tools on machines you do not own. Indexing wallet.dat files involves handling sensitive private key metadata.

To ensure your own wallet.dat never appears in a future index of search:

"Wait," Elias breathed. "Honey-pot?"

No heavy external libraries are required for a basic scanner; we’ll use the standard library. If you want progress bars or YAML/JSON config, add them later (tqdm, pyyaml).