Michael Lieberman
Chief Technology Officer, Co-Founder at Kusari
New York, New York, United States
Summary
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Rockstar🎓
Top SchoolMichael Lieberman is a CTO and co-founder with 11+ years building secure, cloud-native infrastructure and software supply chain defenses across startups and global financial institutions. He focuses on privacy-first engineering and has driven practical improvements to supply chain security—most recently through Kusari and significant contributions to GUAC, a high-fidelity software security metadata graph. A committed open-source steward, he co-created GUAC and FRSCA, co-authored CNCF reference architecture work, and serves on multiple industry security councils (OpenSSF, CNCF STAG/TAC). Comfortable both leading teams and shipping backend code, he blends hands-on DSSE processing and identity verification work with strategic security program design. Based in New York, he brings a mix of ops, cloud, and security expertise rooted in early career infrastructure and automation at scale.
11 years of coding experience
15 years of employment as a software developer
BS Computer Science, BS Computer Science at Stony Brook University
Stackoverflow
31reputation
2kreached
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1question
Github Skills (11)
go10
security10
sbom8
vulnerability8
graph-database7
testing7
socket-io6
websocket6
nginx6
varnish6
reverse-proxy6
Programming languages (18)
Github contributions (5)
guacsec/guac
Aug 2022 - Oct 2022
GUAC aggregates software security metadata into a high fidelity graph database.
Role in this project:
Back-end Developer & Security Engineer
Back-end Developer & Security EngineerContributions:141 reviews, 8 commits, 34 PRs in 1 month
Contributions summary:Michael contributed significantly to the GUAC project by implementing and extending the processing capabilities of the software security metadata aggregator. They introduced a DSSE processor, enabling the handling and unpacking of DSSE documents. Furthermore, the user addressed import issues and improved the project's structure by moving files and adding necessary components like an identity verifier interface and file collector. These changes focused on enhancing the project's functionality related to software supply chain security.
high-fidelityguacsecuritysoftware-securityaggregates
mlieberman85/supply-chain-examples
Aug 2021 - Oct 2021
Contributions:6 reviews, 34 commits, 28 PRs in 1 month
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