Release 2.3.1 - Fix unnecessary automatic upgrade to KDBX 4.0 and prevent challenge-response key being stripped [#1568] - Abort saving and show an error message when challenge-response fails [#1659] - Support inner stream protection on all string attributes [#1646] - Fix favicon downloads not finishing on some websites [#1657] - Fix freeze due to invalid STDIN data [#1628] - Correct issue with encrypted RSA SSH keys [#1587] - Fix crash on macOS due to QTBUG-54832 [#1607] - Show error message if ssh-agent communication fails [#1614] - Fix --pw-stdin and filename parameters being ignored [#1608] - Fix Auto-Type syntax check not allowing spaces and special characters [#1626] - Fix reference placeholders in combination with Auto-Type [#1649] - Fix qtbase translations not being loaded [#1611] - Fix startup crash on Windows due to missing SVG libraries [#1662] - Correct database tab order regression [#1610] - Fix GCC 8 compilation error [#1612] - Fix copying of advanced attributes on KDE [#1640] - Fix member initialization of CategoryListWidgetDelegate [#1613] - Fix inconsistent toolbar icon sizes and provide higher-quality icons [#1616] - Improve preview panel geometry [#1609]