It indicates that the domain does not appear in any public or open-source threat intelligence feeds, malware repositories, or IOC databases. This means no external OSINT provider has associated the domain with any known malicious campaigns or infrastructure.
Three questions every analyst asks before acting on this signal.
It indicates that the domain does not appear in any public or open-source threat intelligence feeds, malware repositories, or IOC databases. This means no external OSINT provider has associated the domain with any known malicious campaigns or infrastructure.
Not necessarily. It simply means the domain has not been reported as malicious by open-source intelligence sources. Newly registered domains or previously inactive domains might not yet be indexed in public feeds, so further contextual analysis is recommended.
It should be considered a neutral-to-positive signal. While the absence from OSINT feeds suggests the domain is not widely recognized as malicious, analysts should still validate this with internal telemetry, DNS behaviors, and proprietary threat intelligence data.
A realistic shape of the entry the engine appends to the risk_signals array when this signal fires. Evidence keys are subgroup-default; per-signal overrides documented in the API reference.
{
"slug": "no_malware_sources",
"name": "Not Listed in Open-Source Threat Feeds",
"group": "threat_intelligence_feed",
"subgroup": "vendor_trust",
"direction": "safe",
"evidence": {
"trusted_vendor_count": 14,
"no_malware_references": true,
"last_clean_scan_days_ago": 2
}
}1 other signal shares the same subgroup. They detect related behaviors and often co-fire on the same IOC.
The Verdict Gallery is a curated stream of real verdicts. Filter by this signal to see exactly which IOCs it caught, what other signals fired alongside it, and what the engine recommended.
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