Cybersecurity for documents and data
OSDF Systems delivers open, standards-aligned trust infrastructure: cryptographically verifiable documents, zero-trust access control, and transparency-backed provenance for enterprise and government missions.
- Company
- OSDF Systems
- Business areas
- Cybersecurity · Document security · Zero-trust data
- Core technology
- Open Secure Document Format (OSDF)
- Delivery models
- Managed cloud · Private cloud · Self-hosted · Air-gapped
- Standards alignment
- NIST SP 800-207 (Zero Trust), FIPS-validated module options
- Identity integrations
- Microsoft Entra ID, OIDC, SAML, PIV/CAC
What we deliver
Cryptographic document security
Tamper-evident, signed, verifiable document packages with offline verification.
Zero-trust data protection
Data-centric access control with compartment-level encryption and short-lived leases.
Transparency & provenance
Signed Merkle logs, witnesses, and mirrors for non-repudiable provenance.
Secure content gateways
Inbound verification, quarantine, and policy enforcement at organizational boundaries.
Open standards & SDKs
Open specification with Rust, JavaScript, Python, and Go SDKs and conformance suite.
Memory-safe engineering
Rust reference core compiled to native and WebAssembly targets.
Why OSDF
- Trust travels with the file - verification works fully offline.
- Fail-closed, passive-by-default architecture; no document-supplied code executes.
- No master key: customer-held KEKs with HSM/KMS integration.
- Radical transparency about guaranteed vs. best-effort vs. impossible claims.
- Sub-millisecond verification suitable for high-throughput pipelines.
- Crypto-agile design with a defined post-quantum transition path.
NAICS classifications
| 541512 | Computer Systems Design Services |
| 541519 | Other Computer Related Services |
| 511210 | Software Publishers |
| 518210 | Computing Infrastructure & Data Processing |
| 541690 | Other Scientific & Technical Consulting |
Additional registrations and identifiers available on request.
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The future of trusted documents
Bring cryptographic verification, verifiable provenance, and zero-trust access control to every document your organization creates and receives.