Why Hardened Images Are Suddenly Everywhere (opens in new tab)

Over the past 12 months, vendors across cloud-native infrastructure have converged on the same conclusion: the market wants image hardening. Docker went GA with Docker Hardened Images last May, then made the whole catalog free and open source in December 2025. In July, Broadcom’s Tanzu division launched Bitnami Secure Images. Chainguard built its Assemble 2026