2 files changed, 2 insertions, 2 deletions
diff --git a/packages/server/src/attestation/verifications/verifyAndroidKey.ts b/packages/server/src/attestation/verifications/verifyAndroidKey.ts
index dbe6f96..f917fa5 100644
--- a/packages/server/src/attestation/verifications/verifyAndroidKey.ts
+++ b/packages/server/src/attestation/verifications/verifyAndroidKey.ts
@@ -61,7 +61,7 @@ export default async function verifyAttestationAndroidKey(options: Options): Pro
   // Verify extKeyStore values
   const { attestationChallenge, teeEnforced, softwareEnforced } = parsedExtKeyStore;
 
-  if (!Buffer.from(attestationChallenge).equals(clientDataHash)) {
+  if (!Buffer.from(attestationChallenge.buffer).equals(clientDataHash)) {
     throw new Error('Attestation challenge was not equal to client data hash (AndroidKey)');
   }
 
diff --git a/packages/server/src/attestation/verifications/verifyApple.ts b/packages/server/src/attestation/verifications/verifyApple.ts
index 89ad540..419db74 100644
--- a/packages/server/src/attestation/verifications/verifyApple.ts
+++ b/packages/server/src/attestation/verifications/verifyApple.ts
@@ -59,7 +59,7 @@ export default async function verifyApple(options: Options): Promise<boolean> {
    * TODO: Try and get @peculiar (GitHub) to add a schema for "1.2.840.113635.100.8.2" when we
    * find out where it's defined (doesn't seem to be publicly documented at the moment...)
    */
-  const extNonce = Buffer.from(extCertNonce.extnValue).slice(6);
+  const extNonce = Buffer.from(extCertNonce.extnValue.buffer).slice(6);
 
   if (!nonce.equals(extNonce)) {
     throw new Error(`credCert nonce was not expected value (Apple)`);