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Threat intelligence API
Free key, 70+ endpoints, OpenAPI. The product.
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RSS, ransomware feed, IOC blocklist, MISP — no key.
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tc from a terminal; agent keys with scoped budgets.
The data
Incident records
900 articles a day become ~70 scored incidents.
Dark web
First-party leak-site collection: victims, groups, markets.
Validated IOCs
Indicators with a false-positive gate; STIX, MISP, CSV.
Vulnerabilities
CVEs with EPSS, KEV and exploit status.
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Actors, malware, CVEs, companies — pivotable.
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Per-client feeds, alerts and branded digests.
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How teams and builders use the corpus.
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What it is and how it is built.
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Every endpoint, parameter and response model.
ReDoc
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Key, scopes, budgets, tiers.
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STIX 2.1, MISP, CSV, text.
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Install, log in, wire an agent.
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Product
Threat intelligence API
Get started
Live feed
Recipes
Free feeds
CLI & agents
The data
Incident records
Dark web
Validated IOCs
Vulnerabilities
Entity graph
For teams
For service providers
Use cases
About ThreatCluster
Docs
OpenAPI (Swagger)
ReDoc
Examples on GitHub
Quickstart & plans
Integrations
Export formats
CLI setup
Pricing
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Back
Domain Fronting
Vulnerability
Threat entity extracted from intelligence sources
Entities
›
vulnerability
›
Domain Fronting
Frequency
1
occurrences
First Seen
May 21, 2026
Last Seen
May 21, 2026
API
Overview
Recent Events
Profile
Profile
MITRE ATT&CK
1 / 2
MITRE Techniques
T1041 - Exfiltration Over C2 Channel
T1071 - Application Layer Protocol
Affected Platforms
Fastly
Regions
China
-
REC
Recon
No techniques detected
-
RD
Resource Dev
No techniques detected
-
IA
Initial Access
No techniques detected
-
EX
Execution
No techniques detected
-
PE
Persistence
No techniques detected
-
PE
Priv Esc
No techniques detected
-
DE
Defense Evasion
No techniques detected
-
CA
Cred Access
No techniques detected
-
DI
Discovery
No techniques detected
-
LM
Lateral Mov
No techniques detected
-
CO
Collection
No techniques detected
1
C2
C2
T1071 - Application Layer Protocol
1
EX
Exfil
T1041 - Exfiltration Over C2 Channel
-
IM
Impact
No techniques detected
2
techniques detected across
2
tactics
Related Clusters (1)
Underminr Vulnerability Threatens 88 Million Domains with Brand Hijacking
May 21
·
13 sources
70
Related Articles (1)
Content Delivery Exploit Opens Websites to Brand Hijacking
Darkreading
·
May 21
Related Entities
Data Breach
Cloudflare
China
T1041 - Exfiltration Over C2 Channel
T1071 - Application Layer Protocol
Fastly
Underminr
