diff --git a/src/me/topchetoeu/jscript/permissions/PermissionsProvider.java b/src/me/topchetoeu/jscript/permissions/PermissionsProvider.java
index 73c5ee6..352f2c3 100644
--- a/src/me/topchetoeu/jscript/permissions/PermissionsProvider.java
+++ b/src/me/topchetoeu/jscript/permissions/PermissionsProvider.java
@@ -1,6 +1,11 @@
 package me.topchetoeu.jscript.permissions;
 
+import me.topchetoeu.jscript.engine.Extensions;
+import me.topchetoeu.jscript.engine.values.Symbol;
+
 public interface PermissionsProvider {
+    public static final Symbol ENV_KEY = new Symbol("Environment.perms");
+
     boolean hasPermission(Permission perm, char delim);
     boolean hasPermission(Permission perm);
 
@@ -10,4 +15,17 @@ public interface PermissionsProvider {
     default boolean hasPermission(String perm) {
         return hasPermission(new Permission(perm));
     }
+
+    public static PermissionsProvider get(Extensions exts) {
+        return new PermissionsProvider() {
+            @Override public boolean hasPermission(Permission perm) {
+                if (exts.has(ENV_KEY)) return ((PermissionsProvider)exts.get(ENV_KEY)).hasPermission(perm);
+                else return true;
+            }
+            @Override public boolean hasPermission(Permission perm, char delim) {
+                if (exts.has(ENV_KEY)) return ((PermissionsProvider)exts.get(ENV_KEY)).hasPermission(perm, delim);
+                else return true;
+            }
+        };
+    }
 }
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