Readme

README.md

@@ -15,7 +15,7 @@
 
 ```
 
-### LAHTP ARP Spoof Detector v0.1
+### LAHTP ARP Spoof Detector v0.1 (linux)
 
 This tool will sniff for ARP packets in the interface and can possibly detect if there is an ongoing ARP spoofing attack. This tool is still in a beta stage. 
 
@@ -30,3 +30,18 @@ Available arguments:
 
 Usage: ./arpsniffer -i <interface> [You can look for the available interfaces using -l/--lookup]
 ```
+
+### How to compile?
+
+1. You should have `libpcap` installed on your linux system. If you don't have, you can do it with the following command
+
+```
+$ sudo apt-get install libpcap-dev
+```
+
+2. You can compile with the following command
+
+```
+$ gcc arpsniffer.c -o arpsniffer
+```
+