INTEL_REPORT
Trail of Bits — Security engineering · published 4/1/2026, 11:00:00 AM · TLP amber
Summary
Ingested excerpt (first ~500 chars of normalized text).
Mutation testing for the agentic era Code coverage is one of the most dangerous quality metrics in software testing. Many developers fail to realize that code coverage lies by omission: it measures execution, not verification. Test suites with high coverage can obfuscate the fact that critical functionality is untested as software develops over time. We saw this when mutation testing uncovered a high-severity Arkis protocol vulnerability , overlooked by coverage metrics, tha…
https://blog.trailofbits.com/2026/04/01/mutation-testing-for-the-agentic-era
sha256:dd9877a92f6a8ec1789af8e0f5a6ca850b450d0b97509a1f42fe39a9c73ae893
What we pulled out
Deterministic extractor (IOC + allowlisted tokens + ATT&CK IDs present in DB).
Indicators
Linked with report → mentions → indicator. Values open the indicator workspace.
No indicators linked for this report.
Malware families
Allowlist token matches only.
Threat actors mentioned
Allowlist mentions — not a formal attribution verdict.
ATT&CK techniques
MITRE IDs referenced in text and present in local technique table.
CONTINUE INVESTIGATION
High-signal pivots without leaving the thread you started in search.
Browse the report corpus.