xyz.quasigod.lab.letta.encryptionWrap

{
  "$type": "com.atproto.lexicon.schema",
  "defs": {
    "main": {
      "key": "literal:self",
      "record": {
        "properties": {
          "alg": {
            "description": "AEAD algorithm used to wrap the master key",
            "knownValues": [
              "A256GCM"
            ],
            "type": "string"
          },
          "createdAt": {
            "format": "datetime",
            "type": "string"
          },
          "kdf": {
            "description": "Key derivation function used to derive the wrapping key from the passphrase",
            "knownValues": [
              "argon2id"
            ],
            "type": "string"
          },
          "kdfIterations": {
            "description": "Argon2id iteration count",
            "type": "integer"
          },
          "kdfLanes": {
            "description": "Argon2id parallelism",
            "type": "integer"
          },
          "kdfMemory": {
            "description": "Argon2id memory cost in KiB",
            "type": "integer"
          },
          "salt": {
            "description": "Random 16-byte KDF salt, base64url. Public; losing it makes unwrap impossible.",
            "type": "string"
          },
          "wrappedMek": {
            "description": "The 32-byte master encryption key sealed with the passphrase-derived key, base64url",
            "type": "string"
          }
        },
        "required": [
          "kdf",
          "salt",
          "wrappedMek",
          "alg",
          "createdAt"
        ],
        "type": "object"
      },
      "type": "record"
    }
  },
  "id": "xyz.quasigod.lab.letta.encryptionWrap",
  "lexicon": 1
}