Add new classifications for corporate proxies (#1592)

* Add new classifications for corporate proxies

Author: AlteredCoder

taxonomy/classifications.json

@@ -548,5 +548,20 @@
         "description": "IP belongs to an entity that scans the internet: cert.pl",
         "label": "CERT Polska Scanner",
         "name": "scanner:cert.pl"
+    },
+    "corporate-proxy:zscaler": {
+        "description": "IP is flagged as a Zcaler proxy exit point.",
+        "label": "Zscaler",
+        "name": "corporate-proxy:zscaler"
+    },
+    "corporate-proxy:netskope": {
+        "description": "IP is flagged as a Netskope proxy exit point.",
+        "label": "Netskope",
+        "name": "corporate-proxy:netskope"
+    },
+    "corporate-proxy:forcepoint": {
+        "description": "IP is flagged as a Forcepoint proxy exit point.",
+        "label": "Forcepoint",
+        "name": "corporate-proxy:forcepoint"
     }
-}
+}