Reduce Key Space
Subtechnique · ATTACK:enterprise:T1600.001
Attributed source ↗ · Plaintext record · Complete record and assertions JSON
Inspect structured metadata and provenance
{
"id": "ATTACK:enterprise:T1600.001",
"title": "Reduce Key Space",
"type": "Subtechnique",
"source_url": "https://attack.mitre.org/techniques/T1600/001",
"snapshot": "enterprise-attack-20.0.json",
"status": "active",
"rights": "Source metadata only; source notices retained; no operational prose or payloads",
"review_status": "machine-extracted; source-specific checks passed, editorial review pending",
"stix_id": "attack-pattern--3a40f208-a9c1-4efa-a598-4003c3681fb8",
"external_id": "T1600.001",
"domain": "enterprise",
"created": "2020-10-19T19:03:48.310Z",
"modified": "2026-05-12T15:12:00.627Z",
"version": "2.0",
"aliases": [
],
"tactics": [
"defense-impairment"
],
"source_references": [
{
"source_name": "Cisco Synful Knock Evolution",
"url": "https://blogs.cisco.com/security/evolution-of-attacks-on-cisco-ios-devices"
},
{
"source_name": "Cisco Blog Legacy Device Attacks",
"url": "https://community.cisco.com/t5/security-blogs/attackers-continue-to-target-legacy-devices/ba-p/4169954"
}
]
}Explicit source assertions (1)
First 80 shown here; the complete set is in this record’s JSON and plaintext. Each relationship retains its source and locator. No inferred relationships are added.
ATTACK:enterprise:T1600.001 → subtechnique-of → ATTACK:enterprise:T1600
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--10ee09db-e80d-4022-8810-7bba70b33609