From 22114c523f5d0eab7aa483f709b1b15152f15a6e Mon Sep 17 00:00:00 2001
From: Sam Kim <skim13@cs.stanford.edu>
Date: Thu, 14 Oct 2021 12:56:37 -0400
Subject: [PATCH] update demo program and bpf test for aes ciphertext removal

---
 zk-token-sdk/src/encryption/aes.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/zk-token-sdk/src/encryption/aes.rs b/zk-token-sdk/src/encryption/aes.rs
index 56303c3a1e..5cebb0166a 100644
--- a/zk-token-sdk/src/encryption/aes.rs
+++ b/zk-token-sdk/src/encryption/aes.rs
@@ -56,6 +56,12 @@ impl AESCiphertext {
     }
 }
 
+impl Default for AESCiphertext {
+    fn default() -> Self {
+        AESCiphertext([0_u8; 16])
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;