Software supply chain attacks increased 742% between 2020 and 2025. The trend continues upward in 2026. Every dependency you install is a potential entry point for attackers.

Here are five practical ways to protect your application.

1. Pin your dependencies to exact versions.

Version ranges like ^1.2.3 or >=2.0.0 mean your next deployment might pull a malicious update. Use exact versions and commit your lock files.

2. Run automated dependency scanning weekly.

Tools like npm audit, pip-audit, and cargo audit are free and built into your ecosystem. Run them weekly. Do not ignore the output.

3. Use a multi-engine scanner for deeper coverage.

Single-engine tools miss what other engines find. Debuggix runs Trivy and OSV-Scanner in parallel to catch CVEs that individual scanners might overlook. It is one option among many.

4. Monitor for typosquatting attacks.

Packages like notepack.io (vs socket.io) or cofeescript (vs coffeescript) are published by attackers. Check package names carefully before installing.

5. Review your SBOM quarterly.

A Software Bill of Materials lists every dependency in your application. Generate one with syft or trivy. Review it for unexpected packages.

The bottom line: Dependency security is not optional in 2026. Attackers are targeting your supply chain. Scan regularly. Pin your versions. Stay vigilant.

Disclosure: I build Debuggix, a security scanner that includes dependency scanning among its 9 engines. It works for me. Use whatever works for you.