diff --git a/assets/semgrep_rules/services/internal-digest-call.py b/assets/semgrep_rules/services/internal-digest-call.py
new file mode 100644
index 00000000..fa2fe619
--- /dev/null
+++ b/assets/semgrep_rules/services/internal-digest-call.py
@@ -0,0 +1,3 @@
+def signature(**kwargs):
+    # ruleid: internal-digest-call
+    sig = _INTERNAL_DIGEST_NEVER_CALL_DIRECTLY(kwargs)
diff --git a/assets/semgrep_rules/services/internal-digest-call.yaml b/assets/semgrep_rules/services/internal-digest-call.yaml
new file mode 100644
index 00000000..742fbc66
--- /dev/null
+++ b/assets/semgrep_rules/services/internal-digest-call.yaml
@@ -0,0 +1,9 @@
+rules:
+  - id: internal-digest-call
+    pattern-regex: _INTERNAL_DIGEST_NEVER_CALL_DIRECTLY
+    message: Internal Digest Direct Call, never call this directly
+    languages:
+      - python
+    severity: WARNING
+    metadata:
+      source: https://github.com/brave/security-action/blob/main/assets/semgrep_rules/services/internal-digest-call.yaml