diff --git a/summary/2023/README.MD b/summary/2023/README.MD
index a521e6c..8afe721 100644
--- a/summary/2023/README.MD
+++ b/summary/2023/README.MD
@@ -13,3 +13,7 @@ https://www.emsisoft.com/en/blog/43258/the-state-of-ransomware-in-the-us-report-
 nsfocus summary
 
 https://book.yunzhan365.com/tkgd/ftku/mobile/index.html
+
+Crypto Money Laundering: Four Exchange Deposit Addresses Received Over $1 Billion in Illicit Funds in 2022
+
+https://blog.chainalysis.com/reports/crypto-money-laundering-2022/