Extending 433MHz Alarm Signals with LoRa

Door alarms are a common sight and have become more sophisticated over the years to increase security and reliability.Many of these new boards are either proprietary or, as with Zigbee, more expensive compared to traditional options. These old door alarms operate on 433MHz and use an amplitude-based, fixed code encoding called 1527, typically based on the EV1527 chip.

Using KeepassXC with Terraform

Using KeepassXC with Terraform A personal Vault instance or paying for AWS secrets manager is overkill for personal projects, especially ones with local or mixed environment setups. A local encrypted file, like a .enc Ansible can use, is annoying to edit. KeepassXC offers a GUI, familiar interface, and pathing system which makes it a viable alternative.