March 2026 monthly summary for chipsalliance/caliptra-mcu-sw: Delivered a GitHub Actions workflow to verify reproducible builds by hashing and cross-checking built artifacts to ensure consistency across runs. This work is centered on the feature: GitHub Actions Workflow for Reproducible Builds (commit 17194fef50fb139d2bf92bda00e668fbf39dd84d), which was cherry-picked from a related change (af05992622af79efc7b3cd707f35c9ea43ff6b38). No major bugs fixed this month.

February 2026 (2026-02) – Chipsalliance/caliptra-sw: Implemented runtime data granularity configuration and enhanced device identity provisioning. Added 64-bit granularity_64 register and hardware input wiring updates to support multiple data granularities; introduced mailbox commands for attested ECC384 and MLDSA87 CSRs per the OCP Device Identity Provisioning specification. No major bug fixes recorded this month. These changes improve data handling flexibility, runtime configurability, and device security provisioning, aligning with product goals and security requirements. Co-authored commits demonstrate strong collaboration.

December 2025 monthly summary for chipsalliance/caliptra-sw focusing on delivering value through robust certificate/template work and PR workflow reliability. Key outcomes include updated certificate template to version 2.1 with ECC384 CSR generation enhancements, comprehensive docs, and refreshed test data, plus a reliability fix for the size history workflow in PR events.

November 2025 monthly summary for chipsalliance/caliptra-sw focused on delivering a core capability to retrieve FMC Alias CSR for ECC384 and MLDSA87, with enhanced error messaging and libcaliptra integration. This work strengthens CSR workflows, improves debugging efficiency, and accelerates downstream security features.

2025-10 Monthly Summary: Focused on documenting and standardizing the firmware image generation workflow to improve developer efficiency, onboarding, and build reproducibility. No major bug fixes recorded this month in the scope of the provided feature set; primarily delivered documentation enhancements that support faster deployment and maintenance of image artifacts.

Monthly summary for 2025-09: Focused on delivering reliability, documentation clarity, and security enhancements for chipsalliance/caliptra-sw. Key outcomes include stabilizing the test suite, improving documentation around essential data fields, extending emulator cryptographic capabilities with SHA3/SHAKE256, and strengthening firmware security with new MLDSA/PQC fuses. These efforts reduce risk in CI, accelerate user onboarding, and broaden cryptographic support in ROM/RT environments.