Modify Controller Tasking
Technique · ATTACK:ics:T0821
Attributed source ↗ · Plaintext record · Complete record and assertions JSON
Inspect structured metadata and provenance
{
"id": "ATTACK:ics:T0821",
"title": "Modify Controller Tasking",
"type": "Technique",
"source_url": "https://attack.mitre.org/techniques/T0821",
"snapshot": "ics-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--09a61657-46e1-439e-b3ed-3e4556a78243",
"external_id": "T0821",
"domain": "ics",
"created": "2021-04-13T11:15:26.506Z",
"modified": "2026-10-13T17:48:38.152Z",
"version": "1.2",
"aliases": [
],
"tactics": [
"execution"
],
"source_references": [
{
"source_name": "IEC February 2013",
"url": "https://webstore.iec.ch/publication/4552"
}
]
}Explicit source assertions (7)
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:ics:S1006 → uses → ATTACK:ics:T0821
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--20f66fab-7a08-4707-ac79-92dac5acd11d
Spenneberg, Ralf, Maik Brggemann, and Hendrik Schwartke March 2016ATTACK:ics:M0800 → mitigates → ATTACK:ics:T0821
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--4653847b-c089-4435-9159-6f76353833f7
ATTACK:ics:M0804 → mitigates → ATTACK:ics:T0821
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--5f5c38f6-aa3e-4447-a2d3-a76830ab36b0
ATTACK:ics:S1009 → uses → ATTACK:ics:T0821
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--63ca148e-12c9-4090-b51e-a8fb7a847a2a
DHS CISA February 2019 · Jos Wetzels January 2018ATTACK:ics:M0947 → mitigates → ATTACK:ics:T0821
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--698d7c50-daab-4087-a7b4-b2bc8dfd81a7
IEC February 2019ATTACK:ics:M0945 → mitigates → ATTACK:ics:T0821
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--973f5884-a076-413e-ac96-f0bd01375fb6
ATTACK:ics:S0603 → uses → ATTACK:ics:T0821
MITRE ATT&CK: Source assertion; no new actor identity, alias equivalence, CVE exploitation or causal inference. Procedure prose omitted.
Assertion source · Locator: relationship--ccae6e5d-8a9e-4bab-ae77-26a2bd722f67
Nicolas Falliere, Liam O Murchu, Eric Chien February 2011