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Secured before it enters your stack – continuously until the end-of-life date.
All the ecosystem benefits. None of the blind trust.
SecureChain for Open Source Software
A hardened Python supply chain – trusted at install, malware-screened, and protected for as long as it stays in your stack
SecureChain replaces the public PyPI repository with a verified, rebuilt-from-source alternative. It screens every package for known threats before install, delivers ongoing vulnerability fixes, and keeps Python dependencies protected even after maintainers stop releasing updates.
Coverage across the ecosystems behind today’s production stacks
The Python Supply Chain Problem Runs Deeper Than It Looks
PyPI powers millions of Python applications.
It’s also a growing target for supply chain attacks.
Typosquatting, dependency confusion, and malicious uploads continue to rise – exploiting trust in pip install.
One repository. Thousands of ways in.
-
Ultralytics incident
A malicious release of a widely used ML package, exposing how easily trusted packages can introduce credential theft and remote code execution.
-
PyTorch nightly compromise
The internal torchtriton dependency replicated on public PyPI, hijacking nightly builds through pip's index resolution.
This is the reality of modern Python development – not the exception.
How risk enters your Python dependencies
Your exposure is built into how PyPI works.
At every pip install and update
Every pip install pulls from a public ecosystem built on trust.
That trust is routinely exploited.
- Lookalike packages
- Compromised releases
- Confused dependencies
- Hidden payloads in setup scripts
Everything that happens after maintenance slows
Every pip install pulls from a public ecosystem built on trust.
That trust is routinely exploited.
- Projects stall
- Maintainers step away
- CVEs continue to emerge
Your application keeps running – but protection fades.
Python security comes in pieces.
Each tool drops you somewhere along the way.
SecureChain doesn't.
SecureChain is different because it's not advisory – it's active.
And it doesn't stop when the maintainer does.
for Open Source Software
Full lifecycle security for PyPI packages
From the moment you install a package – to long after maintainers stop.
Package Lifecycle
Adopt
Build & Ship
Operate
Post-EOL
Covered long after maintenance ends
Drop-In Security:
Nothing changes for your developers
Point your repository manager – or your package manager directly – to
SecureChain and keep working.
Same packages, same APIs, same workflow.
Compatible with:
JFrog Artifactory
Sonatype Nexus
GitHub Packages
Secure your PyPI packages at every stage
Ask us how SecureChain verifies packages at install, patches vulnerabilities continuously, and protects your dependencies long after maintenance ends.
Ask Us a Question
The Speed and Flexibility of Open Source,
Without the Risk.
With SecureChain, every package is:
Rebuilt and verified
Every package is rebuilt from source in hardened, isolated environments — no inherited binaries, no opaque upstream artifacts. What you install is what was built, verified end to end.
Malware-scanned
Every package is screened for known malware, suspicious code patterns, and supply chain risks. Anything that fails inspection is blocked before it reaches your environment.
Continuously patched
Active components are monitored and patched under SLA as CVEs emerge. When upstream maintenance ends, Endless Lifecycle Support (ELS) keeps delivering fixes for as long as you depend on the package.
Compliant and audit-ready
Know exactly what’s running and what’s been patched. SLSA Level 3 provenance, SBOM, and VEX deliver complete supply chain assurance — the evidence your auditors need on demand.
+ On-demand coverage
If a package you depend on isn’t in the catalog yet, we’ll add it
at no additional cost: verified, patched, and supported like every other.
Built for teams who own the risk:
Security &
DevSecOps
Verified components at install, continuous protection after. No blind spots across the lifecycle.
Engineering
leadership
No workflow changes. No forced rewrites when dependencies reach end-of-life.
Compliance
& GRC
Built-in SBOMs, VEX, provenance, and patch coverage – audit-ready by design.
Why TuxCare?
Trusted by
Innovators
Around the World
Frequently Asked Questions
Yes. Packages can execute code during installation through setup.py or at import time, making pip install a common Python supply chain risk. Attackers have used this behavior for credential theft, environment inspection, and payload delivery. SecureChain analyzes the source code of Python packages before delivery, flagging suspicious behavior and blocking malicious packages before they reach your environment.
By default, you usually don’t. Public PyPI distributes wheels and source distributions without guaranteeing they match the upstream repository or build process. That creates a gap between reviewed source code and installed artifacts. SecureChain rebuilds packages from verified source in a controlled environment, so what you install is traceable, auditable, and consistent with upstream code.
Much of it comes from dependencies you didn’t choose directly. One Python package can pull in dozens of transitive dependencies through pip’s resolver. Many are never reviewed, yet they can still execute code in your environment. SecureChain secures the full dependency graph, applying verification, malware scanning, and patching controls to every package, not only top-level dependencies.
You need control over what enters your environment, not only scanning after install. SecureChain verifies Python packages before installation, blocks malicious packages, and continuously patches vulnerabilities over time. This gives production teams a controlled, auditable source of Python packages that remain secure throughout their lifecycle.
No. SecureChain continuously monitors Python packages for newly disclosed CVEs and delivers validated fixes aligned with your pinned versions. That reduces the need to manually track advisories, vulnerability databases, or pip audit outputs.
Risk increases because vulnerabilities can still be discovered after maintenance stops. SecureChain continues patching through Endless Lifecycle Support, backporting critical fixes so you can stay secure without forcing an upgrade or application rewrite.
No. SecureChain works as a drop-in replacement for PyPI. Developers continue using the same tools, commands, and workflows without changing build pipelines or development practices.
