diff --git a/native/ios/Comm/TemporalMessageStorage/EncryptedFileUtils.h b/native/ios/Comm/TemporalMessageStorage/EncryptedFileUtils.h
new file mode 100644
--- /dev/null
+++ b/native/ios/Comm/TemporalMessageStorage/EncryptedFileUtils.h
@@ -0,0 +1,12 @@
+#import <Foundation/Foundation.h>
+
+@interface EncryptedFileUtils : NSObject
++ (void)writeData:(NSString *)data
+     toFileAtPath:(NSString *)path
+            error:(NSError **)err;
++ (void)appendData:(NSString *)data
+      toFileAtPath:(NSString *)path
+             error:(NSError **)err;
++ (NSString *)readFromFileAtPath:(NSString *)path error:(NSError **)err;
++ (void)clearContentAtPath:(NSString *)path error:(NSError **)err;
+@end