diff --git a/README.md b/README.md
index 2bf134e..07d2dc9 100644
--- a/README.md
+++ b/README.md
@@ -72,7 +72,8 @@ const cose = require('cose-js');
 const verifier = {
   'key': {
     'x': Buffer.from('143329cce7868e416927599cf65a34f3ce2ffda55a7eca69ed8919a394d42f0f', 'hex'),
-    'y': Buffer.from('60f7f1a780d8a783bfb7a2dd6b2796e8128dbbcef9d3d168db9529971a36e7b9', 'hex')
+    'y': Buffer.from('60f7f1a780d8a783bfb7a2dd6b2796e8128dbbcef9d3d168db9529971a36e7b9', 'hex'),
+    'kid': '11'
   }
 };
 const COSEMessage = Buffer.from('d28443a10126a10442313172496d706f7274616e74206d6573736167652158404c2b6b66dfedc4cfef0f221cf7ac7f95087a4c4245fef0063a0fd4014b670f642d31e26d38345bb4efcdc7ded3083ab4fe71b62a23f766d83785f044b20534f9', 'hex');
diff --git a/examples/sign.js b/examples/sign.js
index 0ce799a..9c46f44 100644
--- a/examples/sign.js
+++ b/examples/sign.js
@@ -24,7 +24,8 @@ cose.sign.create(
 const verifier = {
   'key': {
     'x': Buffer.from('143329cce7868e416927599cf65a34f3ce2ffda55a7eca69ed8919a394d42f0f', 'hex'),
-    'y': Buffer.from('60f7f1a780d8a783bfb7a2dd6b2796e8128dbbcef9d3d168db9529971a36e7b9', 'hex')
+    'y': Buffer.from('60f7f1a780d8a783bfb7a2dd6b2796e8128dbbcef9d3d168db9529971a36e7b9', 'hex'),
+    'kid': '11'
   }
 };
 const COSEMessage = Buffer.from('d28443a10126a10442313172496d706f7274616e74206d6573736167652158404c2b6b66dfedc4cfef0f221cf7ac7f95087a4c4245fef0063a0fd4014b670f642d31e26d38345bb4efcdc7ded3083ab4fe71b62a23f766d83785f044b20534f9', 'hex');
diff --git a/lib/sign.js b/lib/sign.js
index f8841b6..a324a0b 100644
--- a/lib/sign.js
+++ b/lib/sign.js
@@ -190,6 +190,11 @@ exports.verify = function (payload, verifier, options) {
 
       if (!signer) {
         throw new Error('Failed to find signer with kid' + verifier.key.kid);
+      } else {
+        const kid = getCommonParameter(p, u, common.HeaderParameters.kid);
+        if (Buffer.compare(kid,verifier.key.kid)) {
+            throw new Error('Not signed by specified KID')
+        }
       }
 
       if (type === SignTag) {
@@ -212,7 +217,6 @@ exports.verify = function (payload, verifier, options) {
           });
       } else {
         const externalAAD = verifier.externalAAD || EMPTY_BUFFER;
-
         const alg = getCommonParameter(p, u, common.HeaderParameters.alg);
         p = (!p.size) ? EMPTY_BUFFER : cbor.encode(p);
         const SigStructure = [