February 2026: Delivered security-critical protocol improvements and testing for the Caliptra MCU software, enabling more robust COSE_Sign1 decoding and adopting modern attestation via EAT. Strengthened security posture, reduced dependencies, and improved maintainability for the Chip Alliance Caliptra MCU stack.

January 2026 monthly summary focusing on tangible security and reliability improvements across chipsalliance/caliptra-mcu-sw and chipsalliance/caliptra-sw. Delivered cryptographic verification groundwork for EAT tokens, stabilized envelope data handling, and enhanced authentication flow for unprovisioned states, with clear documentation to reduce maintenance risk.

November 2025 monthly summary for chipsalliance/caliptra-sw: Delivered targeted test coverage for warm reset reliability and ECC384 certificate validation, directly reducing risk in reset-related behavior and enhancing confidence in cryptographic validation during reset scenarios. Implemented environment and configuration changes, including conditional test execution flags, and incorporated reviewer feedback to improve reliability. Also performed cleanup to align code with project standards and removed an accidentally checked-in file. This work strengthens the test suite, accelerates debugging, and supports security guarantees in reset paths.

September 2025 monthly summary for chipsalliance/caliptra-mcu-sw focusing on timer emulation enhancements, test coverage, and dependency alignment.