This is most likely caused by google sending invalid certificates if you talk TLS 1.3 but don't send the SNI extention. See https://wiki.openssl.org/index.php/TLS1.3#Server_Name_Indication
- Bug#907491: goobook fails to authenticate Sergio Mendoza
- Bug#907491: goobook fails to authenticate Kurt Roeckx
- Bug#907491: goobook fails to authenticate Kurt Roeckx
- Bug#907491: goobook fails to authenticate Sergio Mendoza