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Glossary

SSDF

NIST Secure Software Development Framework

NIST Secure Software Development Framework, SP 800-218. Version 1.1 (February 2022) is final and version 1.2 has been a draft since December 2025. Its practices fall into four groups: prepare, protect, produce and respond.

Also called
Secure Software Development Framework

Covered in

Guide

Apply NIST SSDF (SP 800-218) to one product: practices, evidence and attestation in 2026

Connect secure-development practices to an actual product’s work, artifacts and responsibilities instead of a questionnaire full of unsupported yes answers.

Guide

BSIMM vs SAMM vs SSDF: what each is for and which to use

How BSIMM16, OWASP SAMM 2.2.0 and NIST SSDF 1.1 differ, what each measures and does not, a chooser by situation, and a verified SSDF-to-BSIMM16-and-SAMM crosswalk with a script that reports evidence gaps.

Guide

Answer a US federal secure software attestation request in 2026: the CISA form, its SSDF mapping and the evidence behind each statement

Know what is and isn't required after OMB M-26-05, then answer an agency's request statement by statement, with the SSDF tasks the form maps and release evidence for each claim.

Guide

Compliance evidence reuse: one evidence set for SSDF, PCI DSS, ISO 27001, SOC 2 and the CRA

Keep one set of release-bound engineering evidence (SBOM, provenance, review records, scan results, ASVS results and vulnerability handling) and map it to several frameworks: a worked crosswalk, an evidence index checked in CI with a CSV export, and an OSCAL component definition.

Guide

Staged rollout and rollback for security-critical updates

Ship security fixes, detection content and configuration quickly without taking the fleet down: rollout rings and canaries, content validation, kill switches and rollback that works on a broken host.

Guide

Set remediation SLAs and measure AppSec outcomes

Set vulnerability SLAs by exploitation and exposure, route misses through expiring exceptions, and measure the program with cohort-based, censoring-aware metrics that resist gaming.

All 13 pages that cover SSDF in the library

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