diff --git a/src/features/BinaryRiskMatrix/BinaryRiskMatrixLogic/calculateLikelihood/calculateLikelihood.js b/src/features/BinaryRiskMatrix/BinaryRiskMatrixLogic/calculateLikelihood/calculateLikelihood.js
index ca6d11e..0afa22b 100644
--- a/src/features/BinaryRiskMatrix/BinaryRiskMatrixLogic/calculateLikelihood/calculateLikelihood.js
+++ b/src/features/BinaryRiskMatrix/BinaryRiskMatrixLogic/calculateLikelihood/calculateLikelihood.js
@@ -78,7 +78,7 @@ export const calculateProtectionWeakness = (threatScore, Q3, Q4) => {
  * @param {string} protectionWeakness The protection weakness (see calculateProtectionWeakness)
  * @returns {string} The attack efficiency
  */
-const calculateAttackEfficiency = (protectionWeakness) => {
+export const calculateAttackEfficiency = (protectionWeakness) => {
   return protectionWeakness;
 };
 
diff --git a/src/features/BinaryRiskMatrix/BinaryRiskMatrixLogic/calculateLikelihood/calculateLikelihood.test.js b/src/features/BinaryRiskMatrix/BinaryRiskMatrixLogic/calculateLikelihood/calculateLikelihood.test.js
index d08ece9..26e20fe 100644
--- a/src/features/BinaryRiskMatrix/BinaryRiskMatrixLogic/calculateLikelihood/calculateLikelihood.test.js
+++ b/src/features/BinaryRiskMatrix/BinaryRiskMatrixLogic/calculateLikelihood/calculateLikelihood.test.js
@@ -1,6 +1,7 @@
 import {
   calculateThreatScope,
   calculateProtectionWeakness,
+  calculateAttackEfficiency,
 } from "./calculateLikelihood";
 
 describe("testing the calculateThreatScope function", () => {
@@ -154,3 +155,23 @@ describe("testing the calculateProtectionWeakness function", () => {
     );
   });
 });
+
+describe("testing the calculateAttackEfficiency function", () => {
+  it("should return High if the protectionWeakness is High", () => {
+    const expectValue = "High";
+    const protectionWeakness = "High";
+    expect(calculateAttackEfficiency(protectionWeakness)).toBe(expectValue);
+  });
+
+  it("should return Medium if the protectionWeakness is Medium", () => {
+    const expectValue = "Medium";
+    const protectionWeakness = "Medium";
+    expect(calculateAttackEfficiency(protectionWeakness)).toBe(expectValue);
+  });
+
+  it("should return Low if the protectionWeakness is Low", () => {
+    const expectValue = "Low";
+    const protectionWeakness = "Low";
+    expect(calculateAttackEfficiency(protectionWeakness)).toBe(expectValue);
+  });
+});