diff --git a/core-java-modules/core-java-security-2/README.md b/core-java-modules/core-java-security-2/README.md
index 2eb21fb77e..24a821bd4d 100644
--- a/core-java-modules/core-java-security-2/README.md
+++ b/core-java-modules/core-java-security-2/README.md
@@ -8,4 +8,5 @@ This module contains articles about core Java Security
 - [MD5 Hashing in Java](http://www.baeldung.com/java-md5)
 - [Hashing a Password in Java](https://www.baeldung.com/java-password-hashing)
 - [SHA-256 and SHA3-256 Hashing in Java](https://www.baeldung.com/sha-256-hashing-java)
+- [Checksums in Java](https://www.baeldung.com/java-checksums)
 - More articles: [[<-- prev]](/core-java-modules/core-java-security)