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OTA Updates

Created by Miroslav Biňas / mirek

Notes: * https://www.androidpolice.com/2020/03/30/its-2020-why-dont-samsung-phones-support-androids-seamless-updates/

## What is OTA? > the ability to download applications, services and configurations through a mobile or cellular network > ([Gartner](https://www.gartner.com/en/information-technology/glossary/ota-over-the-air))

 Notes: * https://blog.particle.io/ota-firmware-updates/

## OTA Benefits * continuous improvement of devices * increase functionality * improves security * save cost

## Live Example

## Whats wrong?

### OTA services must be fast, secure and easy to use.

## Design Considerations

### Incremental Roll-Out of OTA Updates

### Recovery of Versions

### Code Compatibility Verifications

### Secure Communication

### Partial Updates

### Authenticating the OTA Update Image

### Security from Physical Attacks

### Minimizing Intrusion


[](https://owasp.org/)

[](https://owasp.org/www-project-top-ten/)

## Existing Solutions * [FreeRTOS](https://www.freertos.org) * [Mongoose OS](https://mongoose-os.com) * [balena.io](https://www.balena.io) * [Barbara OS](https://barbaraiot.com)

## Questions?