Thomas Bechtold enhanced the canonical/snapd repository by implementing read access to public SSH host keys for AWS EC2 Instance Connect through the ssh-public-keys interface. He updated the interface summary and AppArmor profile to permit reading public host keys while ensuring private keys remained protected, reflecting a careful approach to access control and security. Using Go and YAML, Thomas expanded the test suite to validate that snaps could access only public keys, thereby strengthening the system’s security posture. His work demonstrated depth in system programming and testing, resulting in improved AWS EC2 Instance Connect integration and more robust interface documentation.