diff --git a/README.md b/README.md
index 9a8e94b..4eabd8f 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,7 @@
   - [Anti-detection](https://github.com/mether049/malware/blob/master/malware-tech_ref_and_memo.md#anti-detection)
     - [Living Off The Land(LOL)](https://github.com/mether049/malware/blob/master/malware-tech_ref_and_memo.md#living-off-the-landlol)
     - [DGA](https://github.com/mether049/malware/blob/master/malware-tech_ref_and_memo.md#dga)
+    - [Fast Flux](https://github.com/mether049/malware/blob/master/malware-tech_ref_and_memo.md#fast-flux)
     
 - [Malware analysis method(reference&memo)](https://github.com/mether049/malware/blob/master/malware-analysis_ref_and_memo.md)
   - [Tools](https://github.com/mether049/malware/blob/master/malware-analysis_ref_and_memo.md#tools)