Sparrow Bitcoin Wallet Releases Version 2.0.0 With Enhanced Security and Privacy Features

20 Sept

The open-source desktop Bitcoin wallet, Sparrow, has released its latest version, 2.0.0. Known for its strong focus on security and privacy, Sparrow's new update introduces several upgrades and bug fixes aimed at improving user experience and compatibility with modern Bitcoin tools.

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Key Updates and Features in Version 2.0.0:

Upgrades:
- JavaFX upgraded to version 22 (requires macOS 11 or higher and GTK 3.8 for Linux).
- Java upgraded to 22.0.2.
- Gradle upgraded to v8.9 and ZBar upgraded to v0.23.93 for improved system performance.
New Functionality:
- Support for recovering SLIP39 mnemonic shares (available via File > New Wallet > Software Wallet).
- Integration with Trezor Safe 5, Ledger Stax, and Ledger Flex hardware wallets.
- New menu items in the message signing dialog for saving a text file for signing and loading signed message files.
- Added support for Passport Multisig wallet import.
Security Enhancements:
- Warning dialogs:
  - Before refreshing a passphrase wallet with changed history.
  - For insufficient funds when sweeping a private key.
  - When broadcasting a transaction with a fee rate exceeding the range slider maximum.
  - For selecting "sighash none" and when transaction data exceeds the size limit for static QR display.
- Automatic rewriting of derivation paths for file and card imports for consistency.
User Experience Improvements:
- Use of monospace font for addresses in the UTXO table for better readability.
- Truncated loading log to prevent automatic horizontal scrolling.
- Enabled close button on multisig backup dialogs.
- Delayed opening of new dialogs on Wayland for smoother startup.
Installer Changes:
- Windows installer format switched from .exe to .msi for easier installation and better system integration.

Bug Fixes:

Handled PSBT (Partially Signed Bitcoin Transactions) key types with values greater than single-byte compact integers.
Limited the number of signatures in a multisig scriptsig to the script threshold.
Corrected paths when comparing multisig keystore derivations to avoid mismatches.
Set minimum fee rate to the lower of estimated and user-configured rates when constructing a transaction.
Fixed handling of output descriptors without key origin derivation paths and required master fingerprints in accordance with BIP380.

Download Options: The Sparrow 2.0.0 release is available in multiple formats, catering to different operating systems and hardware configurations: