diff --git a/hooks/validate_trustanchors_hash.sh b/hooks/validate_trustanchors_hash.sh
new file mode 100755
index 0000000..d11592c
--- /dev/null
+++ b/hooks/validate_trustanchors_hash.sh
@@ -0,0 +1,26 @@
+#!/bin/bash
+
+#    Copyright (c) 2024 JankariTech UG
+#    Authors: Artur Neumann
+#    Script to check if the trustanchors have been changed
+
+TRUSTANCHOR_DIR="$1"
+EXPECTED_COMMIT_HASH="$2"
+
+if [[ $# -ne 2 ]]; then
+    echo "Usage: $0 <trustanchor_dir> <expected_commit_hash>"
+    exit 1
+fi
+
+if [ -z "$EXPECTED_COMMIT_HASH" ]; then
+    echo "No expected hash provided"
+    exit 1
+fi
+
+# get the sha256 hash of all files in the trustanchor directory
+ACTUAL_COMMIT_HASH=$(find "$TRUSTANCHOR_DIR" -type f -exec sha256sum {} \; | sort | sha256sum | cut -d ' ' -f 1)
+
+if [ "$EXPECTED_COMMIT_HASH" != "$ACTUAL_COMMIT_HASH" ]; then
+    echo "The trustanchors have been changed, please review the provided hash"
+    exit 1
+fi