These scripts describe the development ofcorrentropy for estimating similarities between feature vectors All the copyrights are resreved to Dr. Nour Moustafa, Postdoctoral Fellow in Cyber Security UNSW Canberra at the Australian Defence Force Academy Canberra ACT 2610 Building 26, Level 1, Room 18 Phone:+61 416817811 Email: nour.moustafa@unsw.edu.au LinkedIn: https://www.linkedin.com/in/nour-moustafa-0a7a7859/ Webpage: https://research.unsw.edu.au/people/dr-nour-moustafa-abdelhameed-moustafa