Vulnerability Management
Symbolic Execution for Dependency Analysis
Symbolic execution explores program paths without concrete inputs. For supply-chain work, it answers reachability questions that fuzzing cannot.
Feb 28, 20267 min read
Resources
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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TOCTOU (Time-of-check to time-of-use)
TOCTOU flaws let attackers swap a file or resource after it's validated but before it's used, turning a safe check into an exploitable race.
Feb 28, 20267 min read
Best Practices
Rails Application Template Security
Rails application templates are powerful and dangerous: how they execute, what they can touch, and how to use them safely for new-project scaffolding.
Feb 28, 20268 min read
Open Source Security
Maven Central Changes in 2024 and Their Security Impact
Sonatype made several Maven Central changes in 2024 that materially affected the Java supply chain. A rundown of what changed, who was affected, and what Java teams should do.
Feb 28, 20266 min read
Cryptography
Hash collision attack
What is a hash collision, and why does it break integrity checks and signatures? A precise definition, the SHA-1 collision attack, and how Safeguard closes the gap.
Feb 28, 20266 min read
DevSecOps
Harness.io Supply Chain Security Reviewed
A security review of the Harness.io platform covering SSCA, CI/CD governance, STO integration, and the practical configuration required to get a production-grade supply chain posture.
Feb 28, 20267 min read
Vulnerability Analysis
Check Point VPN Zero-Day CVE-2024-24919: Information Disclosure Under Active Exploitation
A critical information disclosure vulnerability in Check Point VPN products allowed attackers to read sensitive files including password hashes, enabling lateral movement into enterprise networks.
Feb 28, 20265 min read
Cryptography
HMAC
HMAC is a cryptographic construct that combines a hash function with a secret key to verify both the integrity and authenticity of a message.
Feb 28, 20267 min read
Vulnerabilities
CSRF Attacks: How They Work and How Tokens Stop Them
A CSRF attack rides a logged-in user's browser to forge requests they never meant to send. Here is the mechanism and why anti-CSRF tokens defeat it.
Feb 27, 20266 min read
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