Security Tools

Crash Override Systems

A small collection of tools for phishing triage and threat investigation.

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PhishCheck
Email triage

Upload a suspicious .eml file for instant analysis. Checks sender identity, SPF/DKIM/DMARC authentication, domain age, originating IP, URLs, attachments, and social engineering signals. Optional Google Safe Browsing integration for URL reputation.

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Unfurlr
URL analysis

Trace the full redirect chain of any URL without visiting it directly. Supports TLS fingerprint impersonation across desktop, mobile, in-app browsers, and crawlers to reveal destination URLs that behave differently by user agent.