diff --git a/README.md b/README.md
index 277486d09..2e19b162e 100644
--- a/README.md
+++ b/README.md
@@ -94,6 +94,7 @@ Roblox Lua implementation of DOM APIs, allowing Instance reflection from inside
 | Ref                     | `Model.PrimaryPart`             | ✔ | ✔ | ✔ | ✔ |
 | Region3                 | N/A                             | ✔ | ✔ | ❌ | ❌ |
 | Region3int16            | `Terrain.MaxExtents`            | ✔ | ✔ | ❌ | ❌ |
+| SecurityCapabilities    | `Folder.SecurityCapabilities`   | ✔ | ❌ | ❌ | ❌ |
 | SharedString            | N/A                             | ✔ | ✔ | ✔ | ✔ |
 | String                  | `Instance.Name`                 | ✔ | ✔ | ✔ | ✔ |
 | UDim                    | `UIListLayout.Padding`          | ✔ | ✔ | ✔ | ✔ |
diff --git a/rbx_types/CHANGELOG.md b/rbx_types/CHANGELOG.md
index b0018f448..9195c7754 100644
--- a/rbx_types/CHANGELOG.md
+++ b/rbx_types/CHANGELOG.md
@@ -1,11 +1,13 @@
 # rbx_types Changelog
 
 ## Unreleased Changes
-* Implement `FromStr` for `TerrainMaterials`. ([#354])
+* Implemented `FromStr` for `TerrainMaterials`. ([#354])
 * `MaterialColorsError` and `UniqueIdError` are no longer publicly exposed. ([#355])
+* Implemented barebones `SecurityCapabilities`. ([#358])
 
 [#354]: https://github.com/rojo-rbx/rbx-dom/pull/354
 [#355]: https://github.com/rojo-rbx/rbx-dom/pull/355
+[#358]: https://github.com/rojo-rbx/rbx-dom/pull/358
 
 ## 1.6.0 (2023-08-09)
 * Added support for `UniqueId` values. ([#271])
diff --git a/rbx_types/src/lib.rs b/rbx_types/src/lib.rs
index 4b30130b1..1b2c90597 100644
--- a/rbx_types/src/lib.rs
+++ b/rbx_types/src/lib.rs
@@ -15,6 +15,7 @@ mod lister;
 mod material_colors;
 mod physical_properties;
 mod referent;
+mod security_capabilities;
 mod shared_string;
 mod tags;
 mod unique_id;
@@ -32,6 +33,7 @@ pub use font::*;
 pub use material_colors::*;
 pub use physical_properties::*;
 pub use referent::*;
+pub use security_capabilities::*;
 pub use shared_string::*;
 pub use tags::*;
 pub use unique_id::*;
diff --git a/rbx_types/src/security_capabilities.rs b/rbx_types/src/security_capabilities.rs
new file mode 100644
index 000000000..05a682a43
--- /dev/null
+++ b/rbx_types/src/security_capabilities.rs
@@ -0,0 +1,19 @@
+#[derive(Clone, Copy, Default, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
+#[cfg_attr(
+    feature = "serde",
+    derive(serde::Serialize, serde::Deserialize),
+    serde(transparent)
+)]
+pub struct SecurityCapabilities {
+    value: u64,
+}
+
+impl SecurityCapabilities {
+    pub fn from_bits(value: u64) -> Self {
+        SecurityCapabilities { value }
+    }
+
+    pub fn bits(self) -> u64 {
+        self.value
+    }
+}
diff --git a/rbx_types/src/variant.rs b/rbx_types/src/variant.rs
index 9f216437f..9dd3155be 100644
--- a/rbx_types/src/variant.rs
+++ b/rbx_types/src/variant.rs
@@ -1,8 +1,8 @@
 use crate::{
     Attributes, Axes, BinaryString, BrickColor, CFrame, Color3, Color3uint8, ColorSequence,
     Content, Enum, Faces, Font, MaterialColors, NumberRange, NumberSequence, PhysicalProperties,
-    Ray, Rect, Ref, Region3, Region3int16, SharedString, Tags, UDim, UDim2, UniqueId, Vector2,
-    Vector2int16, Vector3, Vector3int16,
+    Ray, Rect, Ref, Region3, Region3int16, SecurityCapabilities, SharedString, Tags, UDim, UDim2,
+    UniqueId, Vector2, Vector2int16, Vector3, Vector3int16,
 };
 
 /// Reduces boilerplate from listing different values of Variant by wrapping
@@ -132,6 +132,7 @@ make_variant! {
     Font(Font),
     UniqueId(UniqueId),
     MaterialColors(MaterialColors),
+    SecurityCapabilities(SecurityCapabilities),
 }
 
 impl From<&'_ str> for Variant {