TrustedQSL
Sign QSO data for upload to LoTW
Open source libraries and utilities to support using digital signatures for amateur radio QSL information.
A QSL is a confirmation of contact between two amateur radio stations. The ARRL Logbook of the World project is a database which collects data about contacts between amateur stations (QSOs). This package provides the 'tqsl' program for maintaining your digital certificates for LoTW and signing and uploading QSO log files.