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Bruno Grieder

PROFILE

Bruno Grieder

Over a 14-month period, contributed to the Cosmian/kms repository by delivering 26 features focused on secure key management, hardware security module (HSM) integration, and cloud interoperability. Leveraging Rust, Python, and SQL, implemented modular cryptographic workflows, enhanced authentication with OAuth 2.0 and PKCE, and expanded support for AWS, Azure BYOK, and Google Cloud integrations. Improved reliability through robust error handling, parameterized queries, and comprehensive test coverage. Strengthened security posture by hardening API endpoints and introducing external key management capabilities. Maintained clear documentation and streamlined CI/CD pipelines, enabling maintainable releases and accelerating onboarding for both developers and enterprise customers.

Overall Statistics

Feature vs Bugs

96%Features

Repository Contributions

34Total
Bugs
1
Commits
34
Features
26
Lines of code
3,181,068
Activity Months14

Work History

March 2026

2 Commits • 2 Features

Mar 1, 2026

March 2026: Delivered two security-focused features for Cosmian/kms, strengthening cryptographic coverage and enterprise readiness. JWT Security Enhancement migrated to jsonwebtoken to support more algorithms and hardened JWT handling, with config updates and test coverage. Database Security Enhancement introduced SQL Server External Key Management via a Windows DLL to Cosmian KMS, enabling mutual-TLS-protected key operations for externalized encryption. These efforts reduce risk, improve interoperability, and position the product for broader enterprise adoption; demonstrated skills in secure crypto integration, Windows/KMS interoperability, and robust testing and code-review practices.

February 2026

1 Commits • 1 Features

Feb 1, 2026

February 2026 Monthly Summary for Cosmian/kms focusing on delivering external key management capabilities and strengthening security posture. Key deliverable: AWS XKS External Key Store v2 support for KMS, enabling encryption/decryption via external key managers with AWS SigV4 signing for secure AWS API interactions. This work expands cloud KMS interoperability and supports secure cross-service workflows. Major bug fixes addressed security and consistency in key management and CI reliability.

December 2025

1 Commits • 1 Features

Dec 1, 2025

December 2025 monthly summary for Cosmian/kms: Implemented a security-hardened Find operation SQL handling enhancement. The change improves placeholder binding for the Find query, enhances cross-database compatibility, and consistently uses parameterized queries to reduce SQL injection risk. Added clearer inline comments to aid future maintenance. This work increases reliability and security of data access, with maintainability improvements across database backends.

November 2025

1 Commits • 1 Features

Nov 1, 2025

November 2025 Monthly Summary for Cosmian/kms: Focused on delivering Azure BYOK UI enhancements with fixes to export algorithms and type definitions to improve usability, reliability, and Azure compatibility. This work strengthens BYOK workflows and accelerates customer adoption while maintaining security guarantees.

October 2025

1 Commits • 1 Features

Oct 1, 2025

October 2025 – Cosmian/kms: Delivered Crypt2pay HSM integration with a dedicated loader crate and enhancements for handling null passwords in HSM login. This work establishes a secure, hardware-backed mechanism for key management in Crypt2pay workflows, improves reliability in edge cases, and lays the foundation for broader HSM-based capabilities. Business value includes stronger security posture, reduced risk of credential exposure, and faster time-to-value for customers adopting Crypt2pay with KMS.

September 2025

4 Commits • 2 Features

Sep 1, 2025

Month: 2025-09. Focused on reliability, cloud integration readiness, and clear licensing messaging for Cosmian/kms. Delivered a critical KMIP credential parsing fix, expanded key wrapping capabilities with SHA-1 support and Azure BYOK CLI enhancements, and clarified licensing in the README. These efforts improve KMIP client interoperability, cloud-HSM compatibility (Azure BYOK, Google CSEK/CMEK), and reduce operational ambiguity for customers.

August 2025

3 Commits • 2 Features

Aug 1, 2025

Concise monthly summary for 2025-08 focusing on business value and technical achievements in Cosmian/kms. Delivered security-hardening for Google CSE migration, resolved a critical race condition in CSE key-pair migration, and improved developer onboarding through comprehensive HSM-KMS integration documentation. These changes reduce security risk, improve migration reliability, and accelerate adoption through clearer docs and changelog visibility.

July 2025

4 Commits • 4 Features

Jul 1, 2025

Month: 2025-07 focused on delivering core features that enhance usability, interoperability, and security, while stabilizing HSM integration and clarifying APIs. Key work included ANSI color logs with updated default config, SoftHSMv2 support and HSM enhancements, CLI/API naming cleanup, and PyKMIP interoperability with Python client tooling. These efforts delivered improved operator experience, broader client support, and stronger cryptographic capabilities.

June 2025

5 Commits • 4 Features

Jun 1, 2025

June 2025 monthly summary for Cosmian/kms focusing on delivering features, fixes, and release/ops improvements that enhance security, reliability, and time-to-value for customers.

May 2025

7 Commits • 3 Features

May 1, 2025

May 2025 monthly summary for Cosmian/kms focusing on feature delivery, test coverage, and documentation enhancements. Delivered KMS v5 capabilities with TTLV serialization improvements and KMIP tests, authentication enhancements via PKCE and cascading auth middleware, and comprehensive documentation updates supporting new integrations and platform specifics.

February 2025

1 Commits • 1 Features

Feb 1, 2025

February 2025 monthly summary for Cosmian/kms: Delivered Utimaco General Purpose HSM support as a new hardware security module option, including new integration crates, configuration updates, and comprehensive documentation. Expanded KMS compatibility and flexibility for customers relying on Utimaco HSMs, strengthened security posture, and established reusable patterns for future HSM integrations.

January 2025

1 Commits • 1 Features

Jan 1, 2025

January 2025: Focused on strengthening the Destroy workflow and error clarity in Cosmian/kms. Implemented a new remove option for Destroy to delete specific objects and corrected an incorrect 'Object not found' error message, enhancing user experience and reliability. Changes delivered in a single focused commit set, aligning with efforts to harden API behavior and reduce support tickets.

December 2024

2 Commits • 2 Features

Dec 1, 2024

December 2024: Delivered performance benchmarking tooling and architectural modularity for Cosmian/kms to support measurable optimization and easier maintenance. Key deliverables include a Bench CLI for encryption/decryption performance testing and a KMIP functionality refactor into a dedicated Crypto crate, enabling clearer module boundaries and future scalability. Impact includes improved observability of crypto performance, faster iteration cycles, and a cleaner codebase with updated dependencies. No major bugs reported this month; ongoing stabilization and dependency hygiene.

November 2024

1 Commits • 1 Features

Nov 1, 2024

Monthly summary for 2024-11 focusing on Cosmian/kms work with emphasis on hardware security module (HSM) integration and KMS refactor. Delivered HSM support via Proteccio integration enabling encryption, decryption, and key wrapping on hardware; refactored KMS to utilize new interface crates for object stores and encryption oracles; introduced key identifier prefixes; updated build scripts, CI workflows, and CLI commands to expose and stabilize HSM functionality. No major bugs fixed during this period.

Activity

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Quality Metrics

Correctness90.0%
Maintainability87.6%
Architecture88.8%
Performance82.6%
AI Usage40.6%

Skills & Technologies

Programming Languages

BashCSSCSVGoJavaScriptMarkdownPowerShellPythonRustSQL

Technical Skills

AESAPI DesignAPI DevelopmentAPI IntegrationAPI SecurityAPI developmentAWS servicesActix WebAsynchronous ProgrammingAuthenticationAzure BYOKBackend DevelopmentBuild ManagementBuild ScriptingCI/CD

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

Cosmian/kms

Nov 2024 Mar 2026
14 Months active

Languages Used

BashPowerShellRustYAMLPythonTOMLGoMarkdown

Technical Skills

Build ScriptingCI/CDCryptographyHSM IntegrationPKCS#11Refactoring