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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.
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900 articles a day become ~70 scored incidents.
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First-party leak-site collection: victims, groups, markets.
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Indicators with a false-positive gate; STIX, MISP, CSV.
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CVEs with EPSS, KEV and exploit status.
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Actors, malware, CVEs, companies — pivotable.
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Every endpoint, parameter and response model.
ReDoc
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Key, scopes, budgets, tiers.
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Splunk, Sentinel, Elastic, agents and terminals, step by step
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STIX 2.1, MISP, CSV, text.
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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
Shield Break
Vulnerability
Threat entity extracted from intelligence sources
Entities
›
vulnerability
›
Shield Break
Frequency
2
occurrences
First Seen
August 19, 2026
Last Seen
August 19, 2026
API
Overview
Recent Events
Profile
Profile
1 / 1
Tools Used
Microsoft Safety Scanner
Affected Platforms
Windows Defender
Microsoft Security Intelligence Update
Windows 11
Windows Security App
Windows Update
Related Clusters (1)
Windows Defender Crashes Following Security Update Fix for ShieldBreak Vulnerability
Aug 19
·
10 sources
58
Related Articles (2)
Is the Latest Windows Security Update Breaking System Scans? Here's What You Can Do
Firstpost
·
Aug 19
Is the Latest Windows Security Update Breaking System Scans? Here's What You Can Do
Firstpost
·
Aug 19
Related Entities
Zero-day Exploit
Windows Defender
Microsoft Security Intelligence Update
Windows 11
Windows Security App
Windows Update
Microsoft Safety Scanner
