Authorize
Confirm objectives, owners, scope, access, and stop conditions in writing.
Human-led security service
Software Supply Chain Security
Evaluate integrity and evidence across source, dependencies, build, release, and response.
What we evaluate
Scope the decision before testing the control.
Evaluate integrity and evidence across source, dependencies, build, release, and response. Scope, access, evidence sources, and safety conditions are agreed before work begins.
Evaluate
Gather and test evidence using practices appropriate to the agreed environment.
Validate
Review observations, uncertainty, business context, and practical remediation priorities.
Brief
Deliver decision-ready findings, owners, dependencies, and recommended next actions.
What you receive
Evidence your team can act on.
Repository and pipeline evidence
Documented for decision-making, ownership, and follow-through.
dependency and SBOM practices
Documented for decision-making, ownership, and follow-through.
provenance
Documented for decision-making, ownership, and follow-through.
signing
Documented for decision-making, ownership, and follow-through.
access and incident readiness
Documented for decision-making, ownership, and follow-through.
Standards-informed approach
Recognized practices, applied to the engagement.
References guide the method and evidence boundary. They do not make this engagement an accredited audit, certification, legal opinion, or formal PCI validation.
NIST SP 800-218 and SP 800-161
Used to structure applicable scope, evidence, and recommendations—not to assert certification or compliance.
OWASP SAMM and SCVS guidance
Used to structure applicable scope, evidence, and recommendations—not to assert certification or compliance.
SLSA and OpenSSF as supporting practices
Used to structure applicable scope, evidence, and recommendations—not to assert certification or compliance.
PCI Secure Software conditionally
Used to structure applicable scope, evidence, and recommendations—not to assert certification or compliance.
ISO/IEC 27034
Used to structure applicable scope, evidence, and recommendations—not to assert certification or compliance.
Customer-authorized by design
Start with the outcome and scope.
Our services are human-led, customer-authorized engagements. The Spacetime platform remains purely defensive.
Assess the software supply chain →