{
  "type": "attack-pattern",
  "spec_version": "2.1",
  "id": "attack-pattern--bb4387ab-7a51-468b-bf5f-a9a8612f0303",
  "created": "2022-04-05T20:14:17.310Z",
  "created_by_ref": "identity--c78cb6e5-0c4b-4611-8297-d1b8b55e40b5",
  "revoked": false,
  "external_references": [
    {
      "source_name": "mitre-attack",
      "url": "https://attack.mitre.org/techniques/T1521/001",
      "external_id": "T1521.001"
    }
  ],
  "object_marking_refs": [
    "marking-definition--fa42a846-8d90-4e51-bc29-71d5b4802168"
  ],
  "modified": "2025-10-24T17:49:17.802Z",
  "name": "Symmetric Cryptography",
  "description": "Adversaries may employ a known symmetric encryption algorithm to conceal command and control traffic, rather than relying on any inherent protections provided by a communication protocol. Symmetric encryption algorithms use the same key for plaintext encryption and ciphertext decryption. Common symmetric encryption algorithms include AES, Blowfish, and RC4.",
  "kill_chain_phases": [
    {
      "kill_chain_name": "mitre-mobile-attack",
      "phase_name": "command-and-control"
    }
  ],
  "x_mitre_attack_spec_version": "3.2.0",
  "x_mitre_deprecated": false,
  "x_mitre_domains": [
    "mobile-attack"
  ],
  "x_mitre_is_subtechnique": true,
  "x_mitre_modified_by_ref": "identity--c78cb6e5-0c4b-4611-8297-d1b8b55e40b5",
  "x_mitre_platforms": [
    "Android",
    "iOS"
  ],
  "x_mitre_version": "1.0",
  "x_mitre_tactic_type": [
    "Post-Adversary Device Access"
  ]
}