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Supply Chain Security, in plain English.

Deep dives, practical guides, and incident analyses from engineers who build Safeguard. No fluff, no vendor FUD — just what you need to ship secure software.

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Vulnerability Analysis

Juniper Router CVE-2025-21589: Authentication Bypass That Puts Network Perimeters at Risk

A critical authentication bypass in Juniper's Session Smart Router lets remote attackers hijack admin sessions. Here's what happened, why it matters, and what to do.

Feb 20, 20255 min read
Security Architecture

Microsegmentation for Software Supply Chain Security

Microsegmentation limits lateral movement after a breach. Applied to software supply chains, it contains the blast radius when a dependency, build tool, or vendor is compromised.

Jun 25, 20235 min read
Network Security

WireGuard for Development Infrastructure: Fast, Simple, and Secure Tunneling

WireGuard's simplicity and performance make it well-suited for securing development infrastructure. Here is how to deploy it for build servers, artifact repositories, and developer access.

Jun 5, 20235 min read
Network Security

VPN Security for Remote Development Teams: Beyond the Basics

Remote development teams depend on VPNs, but misconfigured VPNs create supply chain risks. Split tunneling, credential management, and endpoint security all affect build pipeline integrity.

Feb 5, 20235 min read
Kubernetes Security

Cilium Network Security in Kubernetes: Beyond Basic Network Policies

Cilium uses eBPF to provide network security that standard Kubernetes NetworkPolicies cannot match. Here is what it adds and how to configure it.

Dec 12, 20225 min read
Network Security

Software-Defined Perimeters for Supply Chain Security

Software-Defined Perimeters can isolate build systems, artifact repositories, and deployment pipelines from unauthorized access. Here is how SDP applies to supply chain security.

Jun 5, 20225 min read

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