diff --git a/lib/internal/crypto/cfrg.js b/lib/internal/crypto/cfrg.js
index 7c8348e09b20f6..b12579326b1e3a 100644
--- a/lib/internal/crypto/cfrg.js
+++ b/lib/internal/crypto/cfrg.js
@@ -109,7 +109,7 @@ function createCFRGRawKey(name, keyData, isPublic) {
 
   const keyType = isPublic ? kKeyTypePublic : kKeyTypePrivate;
   if (!handle.initEDRaw(name, keyData, keyType)) {
-    throw lazyDOMException('Failure to generate key object');
+    throw lazyDOMException('Invalid keyData', 'DataError');
   }
 
   return isPublic ? new PublicKeyObject(handle) : new PrivateKeyObject(handle);
@@ -220,20 +220,30 @@ async function cfrgImportKey(
   switch (format) {
     case 'spki': {
       verifyAcceptableCfrgKeyUse(name, 'public', usagesSet);
-      keyObject = createPublicKey({
-        key: keyData,
-        format: 'der',
-        type: 'spki'
-      });
+      try {
+        keyObject = createPublicKey({
+          key: keyData,
+          format: 'der',
+          type: 'spki'
+        });
+      } catch (err) {
+        throw lazyDOMException(
+          'Invalid keyData', { name: 'DataError', cause: err });
+      }
       break;
     }
     case 'pkcs8': {
       verifyAcceptableCfrgKeyUse(name, 'private', usagesSet);
-      keyObject = createPrivateKey({
-        key: keyData,
-        format: 'der',
-        type: 'pkcs8'
-      });
+      try {
+        keyObject = createPrivateKey({
+          key: keyData,
+          format: 'der',
+          type: 'pkcs8'
+        });
+      } catch (err) {
+        throw lazyDOMException(
+          'Invalid keyData', { name: 'DataError', cause: err });
+      }
       break;
     }
     case 'jwk': {
diff --git a/lib/internal/crypto/ec.js b/lib/internal/crypto/ec.js
index d2c21da7fe762e..a57a1519a24e8f 100644
--- a/lib/internal/crypto/ec.js
+++ b/lib/internal/crypto/ec.js
@@ -80,8 +80,12 @@ function verifyAcceptableEcKeyUse(name, type, usages) {
 function createECPublicKeyRaw(namedCurve, keyData) {
   const handle = new KeyObjectHandle();
   keyData = getArrayBufferOrView(keyData, 'keyData');
-  if (handle.initECRaw(kNamedCurveAliases[namedCurve], keyData))
-    return new PublicKeyObject(handle);
+
+  if (!handle.initECRaw(kNamedCurveAliases[namedCurve], keyData)) {
+    throw lazyDOMException('Invalid keyData', 'DataError');
+  }
+
+  return new PublicKeyObject(handle);
 }
 
 async function ecGenerateKey(algorithm, extractable, keyUsages) {
@@ -176,20 +180,30 @@ async function ecImportKey(
   switch (format) {
     case 'spki': {
       verifyAcceptableEcKeyUse(name, 'public', usagesSet);
-      keyObject = createPublicKey({
-        key: keyData,
-        format: 'der',
-        type: 'spki'
-      });
+      try {
+        keyObject = createPublicKey({
+          key: keyData,
+          format: 'der',
+          type: 'spki'
+        });
+      } catch (err) {
+        throw lazyDOMException(
+          'Invalid keyData', { name: 'DataError', cause: err });
+      }
       break;
     }
     case 'pkcs8': {
       verifyAcceptableEcKeyUse(name, 'private', usagesSet);
-      keyObject = createPrivateKey({
-        key: keyData,
-        format: 'der',
-        type: 'pkcs8'
-      });
+      try {
+        keyObject = createPrivateKey({
+          key: keyData,
+          format: 'der',
+          type: 'pkcs8'
+        });
+      } catch (err) {
+        throw lazyDOMException(
+          'Invalid keyData', { name: 'DataError', cause: err });
+      }
       break;
     }
     case 'jwk': {
@@ -246,8 +260,6 @@ async function ecImportKey(
     case 'raw': {
       verifyAcceptableEcKeyUse(name, 'public', usagesSet);
       keyObject = createECPublicKeyRaw(namedCurve, keyData);
-      if (keyObject === undefined)
-        throw lazyDOMException('Unable to import EC key', 'OperationError');
       break;
     }
   }
diff --git a/lib/internal/crypto/rsa.js b/lib/internal/crypto/rsa.js
index 63542b4ae47207..03930d2bf19ac8 100644
--- a/lib/internal/crypto/rsa.js
+++ b/lib/internal/crypto/rsa.js
@@ -245,20 +245,30 @@ async function rsaImportKey(
   switch (format) {
     case 'spki': {
       verifyAcceptableRsaKeyUse(algorithm.name, 'public', usagesSet);
-      keyObject = createPublicKey({
-        key: keyData,
-        format: 'der',
-        type: 'spki'
-      });
+      try {
+        keyObject = createPublicKey({
+          key: keyData,
+          format: 'der',
+          type: 'spki'
+        });
+      } catch (err) {
+        throw lazyDOMException(
+          'Invalid keyData', { name: 'DataError', cause: err });
+      }
       break;
     }
     case 'pkcs8': {
       verifyAcceptableRsaKeyUse(algorithm.name, 'private', usagesSet);
-      keyObject = createPrivateKey({
-        key: keyData,
-        format: 'der',
-        type: 'pkcs8'
-      });
+      try {
+        keyObject = createPrivateKey({
+          key: keyData,
+          format: 'der',
+          type: 'pkcs8'
+        });
+      } catch (err) {
+        throw lazyDOMException(
+          'Invalid keyData', { name: 'DataError', cause: err });
+      }
       break;
     }
     case 'jwk': {
diff --git a/test/wpt/status/WebCryptoAPI.json b/test/wpt/status/WebCryptoAPI.json
index 365b262c0d1552..7f61a1f0364cb5 100644
--- a/test/wpt/status/WebCryptoAPI.json
+++ b/test/wpt/status/WebCryptoAPI.json
@@ -11,14 +11,6 @@
   "import_export/okp_importKey_failures_Ed25519.https.any.js": {
     "fail": {
       "expected": [
-        "Bad key length: importKey(spki, {name: Ed25519}, true, [verify])",
-        "Bad key length: importKey(spki, {name: Ed25519}, false, [verify])",
-        "Bad key length: importKey(spki, {name: Ed25519}, true, [verify, verify])",
-        "Bad key length: importKey(spki, {name: Ed25519}, false, [verify, verify])",
-        "Bad key length: importKey(pkcs8, {name: Ed25519}, true, [sign])",
-        "Bad key length: importKey(pkcs8, {name: Ed25519}, false, [sign])",
-        "Bad key length: importKey(pkcs8, {name: Ed25519}, true, [sign, sign])",
-        "Bad key length: importKey(pkcs8, {name: Ed25519}, false, [sign, sign])",
         "Bad key length: importKey(jwk(private), {name: Ed25519}, true, [sign])",
         "Bad key length: importKey(jwk(private), {name: Ed25519}, false, [sign])",
         "Bad key length: importKey(jwk(private), {name: Ed25519}, true, [sign, sign])",
@@ -35,14 +27,6 @@
   "import_export/okp_importKey_failures_Ed448.https.any.js": {
     "fail": {
       "expected": [
-        "Bad key length: importKey(spki, {name: Ed448}, true, [verify])",
-        "Bad key length: importKey(spki, {name: Ed448}, false, [verify])",
-        "Bad key length: importKey(spki, {name: Ed448}, true, [verify, verify])",
-        "Bad key length: importKey(spki, {name: Ed448}, false, [verify, verify])",
-        "Bad key length: importKey(pkcs8, {name: Ed448}, true, [sign])",
-        "Bad key length: importKey(pkcs8, {name: Ed448}, false, [sign])",
-        "Bad key length: importKey(pkcs8, {name: Ed448}, true, [sign, sign])",
-        "Bad key length: importKey(pkcs8, {name: Ed448}, false, [sign, sign])",
         "Bad key length: importKey(jwk(private), {name: Ed448}, true, [sign])",
         "Bad key length: importKey(jwk(private), {name: Ed448}, false, [sign])",
         "Bad key length: importKey(jwk(private), {name: Ed448}, true, [sign, sign])",
@@ -59,16 +43,6 @@
   "import_export/okp_importKey_failures_X25519.https.any.js": {
     "fail": {
       "expected": [
-        "Bad key length: importKey(spki, {name: X25519}, true, [])",
-        "Bad key length: importKey(spki, {name: X25519}, false, [])",
-        "Bad key length: importKey(pkcs8, {name: X25519}, true, [deriveKey])",
-        "Bad key length: importKey(pkcs8, {name: X25519}, false, [deriveKey])",
-        "Bad key length: importKey(pkcs8, {name: X25519}, true, [deriveBits, deriveKey])",
-        "Bad key length: importKey(pkcs8, {name: X25519}, false, [deriveBits, deriveKey])",
-        "Bad key length: importKey(pkcs8, {name: X25519}, true, [deriveBits])",
-        "Bad key length: importKey(pkcs8, {name: X25519}, false, [deriveBits])",
-        "Bad key length: importKey(pkcs8, {name: X25519}, true, [deriveKey, deriveBits, deriveKey, deriveBits])",
-        "Bad key length: importKey(pkcs8, {name: X25519}, false, [deriveKey, deriveBits, deriveKey, deriveBits])",
         "Bad key length: importKey(jwk (public) , {name: X25519}, true, [])",
         "Bad key length: importKey(jwk (public) , {name: X25519}, false, [])",
         "Bad key length: importKey(jwk(private), {name: X25519}, true, [deriveKey])",
@@ -89,16 +63,6 @@
   "import_export/okp_importKey_failures_X448.https.any.js": {
     "fail": {
       "expected": [
-        "Bad key length: importKey(spki, {name: X448}, true, [])",
-        "Bad key length: importKey(spki, {name: X448}, false, [])",
-        "Bad key length: importKey(pkcs8, {name: X448}, true, [deriveKey])",
-        "Bad key length: importKey(pkcs8, {name: X448}, false, [deriveKey])",
-        "Bad key length: importKey(pkcs8, {name: X448}, true, [deriveBits, deriveKey])",
-        "Bad key length: importKey(pkcs8, {name: X448}, false, [deriveBits, deriveKey])",
-        "Bad key length: importKey(pkcs8, {name: X448}, true, [deriveBits])",
-        "Bad key length: importKey(pkcs8, {name: X448}, false, [deriveBits])",
-        "Bad key length: importKey(pkcs8, {name: X448}, true, [deriveKey, deriveBits, deriveKey, deriveBits])",
-        "Bad key length: importKey(pkcs8, {name: X448}, false, [deriveKey, deriveBits, deriveKey, deriveBits])",
         "Bad key length: importKey(jwk(private), {name: X448}, true, [deriveKey])",
         "Bad key length: importKey(jwk(private), {name: X448}, false, [deriveKey])",
         "Bad key length: importKey(jwk(private), {name: X448}, true, [deriveBits, deriveKey])",