Update: Version 3.19 now available. This one should fix the latest security holes. It does however not bring in new features that require changes in the protocol like the message retraction feature introduced with Signal 3.18. Download RPM from here: https://app.box.com/s/ect8b6rm7qlop1na2xc4uvgi4npsq270 SHA256Sum: 8fbc322146e7cd542b512f6a81727af1a16f5fa1f26307da93 138dfb1657cada Enjoy. Should be available as update in Jolla Store very soon.