{
  "id": "skill-area:key-derivation",
  "_kind": "SkillArea",
  "_file": "domain/skill-areas/skill-areas-crypto-blockchain.yaml",
  "_cluster": "domain",
  "attributes": {
    "displayName": "Key Derivation",
    "description": "Password and key derivation — Argon2, scrypt, bcrypt, HKDF —\nparameter tuning and memory-hardness considerations.\n",
    "domains": [
      "specialization:cryptography-blockchain"
    ],
    "expertiseLevels": [
      "intermediate",
      "expert"
    ]
  },
  "outgoingEdges": [
    {
      "from": "skill-area:key-derivation",
      "to": "specialization:cryptography-blockchain",
      "kind": "applies_to",
      "attributes": {
        "confidence": "primary"
      }
    }
  ],
  "incomingEdges": [
    {
      "from": "skill-area:wallet-integration-key-management",
      "to": "skill-area:key-derivation",
      "kind": "requires_skill_area"
    },
    {
      "from": "skill-area:encryption-decryption",
      "to": "skill-area:key-derivation",
      "kind": "prerequisite_for_learning",
      "attributes": {
        "strength": "recommended"
      }
    },
    {
      "from": "lib-agent:cryptography-blockchain--crypto-engineer",
      "to": "skill-area:key-derivation",
      "kind": "lib_requires_skill_area",
      "attributes": {
        "weight": 0.5
      }
    },
    {
      "from": "lib-skill:cryptography-blockchain--crypto-primitives",
      "to": "skill-area:key-derivation",
      "kind": "lib_requires_skill_area",
      "attributes": {
        "weight": 0.5
      }
    }
  ]
}