Vulnerability Analysis
What is Input Validation
Input validation stops malicious data at the door. See the CVEs — Equifax, Log4Shell, MOVEit — that prove why skipping it, or doing it wrong, is so costly.
Jan 28, 20266 min read
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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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What is Output Encoding
Output encoding neutralizes untrusted data before it reaches a browser or database -- the last line of defense against XSS, and most teams still get it wrong.
Jan 28, 20267 min read
Vulnerability Analysis
What is Input Sanitization
Input sanitization stops attacker-controlled data from executing as code. Learn how it works, how it differs from validation, and where it fails.
Jan 28, 20267 min read
Vulnerability Analysis
What Are Parameterized Queries
Parameterized queries stop SQL injection by binding user input as data instead of parsing it as SQL — here's how they work, and where they still fail.
Jan 28, 20266 min read
Vulnerability Analysis
Rails YAML deserialization RCE history and CVE-2013-0156 ...
A deep dive into CVE-2013-0156, the Rails YAML deserialization RCE that let attackers execute code via crafted requests, and how to remediate it.
Jan 26, 20268 min read
Vulnerability Analysis
What is a Man-in-the-Browser Attack
Man-in-the-browser malware rewrites transactions inside a victim's own browser, bypassing TLS and OTP 2FA -- here's how it works and how to stop it.
Jan 26, 20267 min read
Vulnerability Analysis
Windows LDAP LSASS CVE-2024-49113 (LDAPNightmare)
CVE-2024-49113 crashes LSASS over LDAP referrals and pairs with CVE-2024-49112 for RCE. Exploit chain, detection, and domain controller hardening.
Jan 25, 20267 min read
Vulnerability Analysis
Spring4Shell Retrospective: What CVE-2022-22965 Actually Cost the Industry
Spring4Shell was hyped as the next Log4Shell and turned out to be neither as broad nor as harmless as the early coverage suggested. A 2026 look back at the real numbers.
Jan 22, 20265 min read
Vulnerability Analysis
Log4Shell (CVE-2021-44228) and the supply chain lessons o...
A Log4Shell CVE-2021-44228 analysis covering the JNDI lookup flaw, CVSS 10.0 severity, KEV status, patch timeline, remediation steps, and the transitive dependency lessons it taught.
Jan 22, 20268 min read
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