add: [ssh-authorized-keys] object to add elements from SSH authorized

keys (and do correlation for fun-and-profit(tm))

objects/ssh-authorized-keys/definition.json

@@ -0,0 +1,72 @@
+{
+  "requiredOneOf": [
+    "ip",
+    "hostname",
+    "full-line",
+    "key"
+  ],
+  "attributes": {
+    "text": {
+      "description": "A description of the ssh authorized keys",
+      "disable_correlation": true,
+      "ui-priority": 1,
+      "misp-attribute": "text",
+      "recommended": false
+    },
+    "last-seen": {
+      "description": "Last time the ssh authorized keys file has been seen",
+      "disable_correlation": true,
+      "ui-priority": 0,
+      "misp-attribute": "datetime"
+    },
+    "first-seen": {
+      "description": "First time the ssh authorized keys file has been seen",
+      "disable_correlation": true,
+      "ui-priority": 0,
+      "misp-attribute": "datetime"
+    },
+    "full-line": {
+      "description": "One full-line of the authorized key file",
+      "ui-priority": 0,
+      "misp-attribute": "text",
+      "multiple": true
+    },
+    "key": {
+      "description": "Public key in base64 as found in the authorized key file",
+      "ui-priority": 0,
+      "misp-attribute": "text",
+      "multiple": true
+    },
+    "key-id": {
+      "description": "Key-id and option part of the public key line",
+      "ui-priority": 0,
+      "misp-attribute": "text",
+      "multiple": true
+    },
+    "hostname": {
+      "description": "hostname",
+      "categories": [
+        "Network activity",
+        "External analysis"
+      ],
+      "ui-priority": 1,
+      "misp-attribute": "hostname",
+      "multiple": true
+    },
+    "ip": {
+      "description": "IP Address",
+      "categories": [
+        "Network activity",
+        "External analysis"
+      ],
+      "ui-priority": 1,
+      "misp-attribute": "ip-dst",
+      "multiple": true
+    }
+  },
+  "version": 1,
+  "description": "An object to store ssh authorized keys file.",
+  "meta-category": "network",
+  "uuid": "d1db3e4d-c932-4d8b-a915-4cff088cb678",
+  "name": "ssh-authorized-keys"
+}