signature validation

lib/validations/signature.ts

+export const SIGNATURE_REGEXP = /^0x[a-fA-F\d]{130}$/;

ui/addressVerification/AddressVerificationModal.tsx

@@ -41,6 +41,7 @@ const AddressVerificationModal = ({ isOpen, onClose }: Props) => {
   const handleClose = React.useCallback(() => {
     onClose();
     setStepIndex(0);
+    setError('');
     formApi.reset();
   }, [ formApi, onClose ]);
 

ui/addressVerification/fields/AddressVerificationFieldSignature.tsx

@@ -5,6 +5,7 @@ import { Controller, useFormContext } from 'react-hook-form';
 
 import type { AddressVerificationFormFields } from '../types';
 
+import { SIGNATURE_REGEXP } from 'lib/validations/signature';
 import InputPlaceholder from 'ui/shared/InputPlaceholder';
 
 const AddressVerificationFieldSignature = () => {
@@ -32,7 +33,7 @@ const AddressVerificationFieldSignature = () => {
       name="signature"
       control={ control }
       render={ renderControl }
-      rules={{ required: true }}
+      rules={{ required: true, pattern: SIGNATURE_REGEXP }}
     />
   );
 };