Echo raised $35 million in Series A funding yesterday, bringing total investment to $50 million in just months since founding. Official Docker images for Python, Node.js, Go, and Ruby routinely contain over 1,000 known vulnerabilities before developers write a single line of code.

The Tel Aviv startup addresses this structural flaw by rebuilding container base images from scratch with autonomous AI agents, targeting the 90% of container CVEs that originate from inherited infrastructure rather than application code. This represents a fundamental shift from reactive patching to proactive infrastructure hardening as enterprises accelerate AI-native development workflows.