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System Architecture

How Does a Raspberry Pi 5 Boot an image?
·1054 words·5 mins
System Architecture

When the Raspberry Pi5 is turned on, it will check on which device it is configured to boot. By default, this is the SD card, but you can change it to boot from an NVMe or USB drive while still fallback to SD. In my case, I’m using a USB SSD. Let’s take a look at how the disk is partitioned.

A New Dawn for Secure Linux in Untrusted Environments
·490 words·3 mins
System Architecture

Linux has become the default operating system for running web applications. However, like any system connected to the internet, it is exposed to remote attacks. While public cloud environments and private datacenters offer some security from physical tampering, edge computing presents unique challenges.