Software supply chain security has become a critical concern for both government and private sectors as cyberattacks targeting software dependencies grow in frequency and sophistication. Scribe Security addresses this challenge with an end-to-end platform that delivers continuous assurance through automated SBOMs, policy-as-code guardrails, and real-time code attestation. By integrating into CI/CD pipelines and aligning with standards like NIST SSDF and EO 14028, Scribe enables visibility, trust, and compliance at scale across modern and legacy systems.