A new developer release of the Notecard firmware, version 5.3.1, is now available. The release includes a ton of new features such as:

• Large binary payload transfers
• Primary-to-secondary SIM failover
• Notecard Outboard Firmware Support for MCUboot hosts
• The ability to update Notecard firmware via the In-Browser Terminal
• New APIs for validating Notecard requests and responses

Read the full writeup on our developer blog, and when you’re ready head to the Notecard’s firmware update page for instructions on updating your Notecards to the new version.