A fundamental question consistently arises in discussions about Internet of Things (IoT) security: were these devices truly designed from the ground up to be securely connected to the internet? This critical inquiry highlights persistent challenges in the IoT landscape, where many devices lack adequate security considerations during their initial design and development phases.

The Challenge of Retrofitted Connectivity

Many IoT devices were not originally conceived with inherent internet connectivity and robust security in mind. Instead, network capabilities are often retrofitted, leading to inherent vulnerabilities and security gaps. This approach contrasts with secure-by-design principles, creating a situation where devices may have extended lifespans but receive limited security updates or possess fundamental design flaws that are difficult to patch effectively.

The Importance of Secure-by-Design

The ongoing discussion emphasizes the paramount importance of embedding security into IoT devices from their earliest design stages. Proactive security measures, rather than reactive patches, are essential for mitigating the risks associated with billions of connected devices. Addressing this foundational question about device design is crucial for building a more secure and resilient IoT ecosystem that protects user data and prevents widespread vulnerabilities.

Source: https://www.welivesecurity.com/en/internet-of-things/black-hat-europe-2025-device-designed-internet/