RHYTHMIC SECURE BUILD
AI-Driven Supply Chain Attacks.
We Build the Layers That Stop Them.
Rhythmic hardens the way your team builds software, from the dependencies you pull to the credentials sitting on developer laptops. A compromised package, or a hijacked AI coding agent, runs into layers built to stop it long before it reaches production or your customers’ data.
8
Independent Defense Layers
CISO-Led
Every Engagement
20 years
Securing Emerging Tech
100%
US-Based Team
The Breach Rarely Starts with Your Code
A COMMON SCENARIO
Picture a sixty-person SaaS team on a Friday afternoon. A developer adds a popular open-source package to fix a small bug, and it works fine. What no one sees is that the same package quietly reads the cloud credentials sitting in a file on that laptop and uses them over the weekend. Three weeks later, the first anyone hears of it is a call from a customer.
That is how a modern supply-chain attack actually unfolds. It starts with what your code pulls in, and where your credentials sit while it runs, and AI has made it cheaper and faster to pull off. We have seen this pattern enough times to spot it on a discovery call.
Untrusted code, one step from production
Developers run
npm install, docker pull, and AI coding assistants on machines that can reach production and customer environments. The credentials are right there in files on those laptops. A compromised dependency does not have to work hard to find them. One identity doing all the work
Often a single identity stands between checking email and deploying to a customer’s cloud. Most GitHub Actions aren’t pinned to a specific version, let alone an immutable release, so compromising one popular action can unlock thousands of doors at once, far more than any single control should be holding back.
A scanner or two, mistaken for a strategy
Most teams add a scanner and consider the problem handled, but a scanner is only one layer. Defense in depth means several independent layers, where one failure still leaves an attacker with very little, and the gap between one layer and several is exactly the room an attacker needs.
No detection, no record it happened
A supply-chain payload can run, take what it wants, and erase itself within seconds. Without a detection layer, nothing is left to show it happened, and teams often learn of it only from someone outside the company.
What You Get with Rhythmic Secure Build
The same engineering rigor we apply to cloud and security, applied to how you build software and adapted to the tools you already run. Everything is deployed and working in your environment by the time we hand off.
Pipeline Assessment & Architecture
We assess your current pipeline and posture against an eight-layer model, threat-model your stack, and design an architecture tuned to your risk tolerance and existing tools. You get a clear picture and a real plan before any build begins.
Hardened CI/CD Pipeline
Self-hosted runners and CI gates, with CI actions pinned to immutable commits instead of mutable tags. We convert representative pipelines so you can watch the pattern work in your own stack.
Zero-Disk Credentials
A secrets audit across laptops, CI/CD, and running code, with credentials moved out of files. Secure credential management on laptops, service accounts for CI/CD, and appropriately scoped OIDC roles.
Dependency Defense & Artifact Control
A dependency scanner that gates what enters your build, plus a configured artifact repository that proxies what you pull.
Zero Trust Access & Device Posture
Zero Trust access protecting your artifact repo, internal services, and developer laptops, with production access gated on the real-time state of the machine asking for it.
Detection & Forensic Trail
Endpoint detection on developer machines and SIEM rules that give you a trail when something gets through. This is the layer that tells you someone tried.
How the Engagement Works
The engagement runs in three phases. You commit to a low-risk diagnostic first, we prove the model on one project, then you decide on the build with a real plan and a real number in hand.
PHASE 1
ASSESS & ARCHITECT
We get in, assess your pipeline against the eight-layer model, threat-model your stack, and produce a high-level architecture tuned to your risk tolerance and existing tooling, for a flat fee and at low risk.
PHASE 2
PROTOTYPE
We implement the architecture on one project first, proving the model in your environment before any broader rollout.
PHASE 3
IMPLEMENT & HAND OFF
We write the detailed implementation plan, deploy the layers as a working rollout, and hand off design docs, implementation docs, a runbook, developer guides, and live SIEM rules if they are in scope.
WHY RHYTHMIC
We Built This for Ourselves First
The eight-layer architecture runs in Rhythmic’s own production environment every day, designed and hardened after the March 2026 Trivy and Axios compromises made the threat concrete. Behind it is a team at a rare intersection of IT, cybersecurity, and AI, with decades of award-winning security leadership and experience securing emerging technology.
This Service is Right For Companies That...
✓ Ship software and let developers run untrusted code with a path to production.
✓ Run cloud-native engineering teams with federated identity.
✓ Handle sensitive customer data or operate inside your customers’ environments.
✓ Know the threat is real and want to act without grinding development to a halt.
✓ Got rattled by a real incident, a customer security review, or a near-miss.
✓ Run multi-tenant patterns with separate corporate and production identity.
Defense in Depth, Across Eight Independent Layers
No single control is enough, so the strength is in independent layers, where one failure still leaves an attacker with very little.
WITH THE LAYERS IN PLACE
A compromised package slips into a build and heads for production. The credentials aren’t sitting in a file for it to read, the build won’t pull it until it clears the scanner, and if anything gets past that, the detection layer surfaces it in hours instead of weeks.
PREVENT
Seven independent layers an attack has to clear
1One trusted sourceEvery package comes from one vetted checkpoint, not the open internet.Nexus proxy
2Close the side doorsThe network blocks downloads from anywhere else. The checkpoint is not optional.Cloudflare Zero Trust
3Lock the build toolsBuild automation is pinned to exact, tamper-proof versions.GitHub SHA pinning
4Verify every buildAutomated gates reject any build that tries to bypass the rules.CI checks
5Scan everythingTwo independent scanners check every dependency for known threats.Grype + osv-scanner
6No keys lying aroundCredentials never sit on laptops or in code. Injected at the moment of use, then gone.1Password zero-disk
7Trusted devices onlyAccess requires a healthy, compliant, company-managed machine.Kolide device posture
DETECT
+ The eighth layer
Watch it all
Every layer reports into one monitoring platform, so anomalies surface immediately.
Datadog SIEM
It tells you when someone tried.
Find Out Where Your Pipeline Stands
Tell us how your team builds software. We will tell you honestly where the gaps are and how we would close them, so the next time a customer’s security review asks how you handle dependencies and credentials, you have a straight answer instead of a scramble.
