A flaw in macOS TCP networking causes a failure in connections after 49 days of uptime. This issue can disrupt network services and affect applications reliant on persistent TCP connections.

Rustunnel is an open-source tunnel service written in Rust that replicates the functionality of ngrok, allowing local services behind NAT/firewalls to be exposed to the public internet. It supports encrypted WebSocket connections, TLS termination, HTTP/TCP proxying, and offers features such as a live dashboard, Prometheus metrics, and audit logging, with options for self-hosting or using a managed service.