diff --git a/README.md b/README.md
index c4191fe..a2c44fa 100644
--- a/README.md
+++ b/README.md
@@ -190,6 +190,7 @@ Thanks to all [contributors](https://github.com/sbilly/awesome-security/graphs/c
 - [SecMobi Wiki](http://wiki.secmobi.com/) - A collection of mobile security resources which including articles, blogs, books, groups, projects, tools and conferences. *
 - [OWASP Mobile Security Testing Guide](https://github.com/OWASP/owasp-mstg) - A comprehensive manual for mobile app security testing and reverse engineering.
 - [OSX Security Awesome](https://github.com/kai5263499/osx-security-awesome) - A collection of OSX and iOS security resources
+- [Themis](https://github.com/cossacklabs/themis) - High-level multi-platform cryptographic framework for protecting sensitive data: secure messaging with forward secrecy and secure data storage (AES256GCM), suits for building end-to-end encrypted applications.
 
 ### Forensics