Update README.md

README.md

@@ -35,7 +35,7 @@ Operative System:
 * SSH connections [wiki](https://wiki.debian.org/SSH)
 
 ##### Basic Security (If needed,use this: [SELKS](https://github.com/universalbit-dev/SELKS))
-* [Ufw](https://manpages.ubuntu.com/manpages/bionic/en/man8/ufw.8.html) -- [Ufw wiki](https://wiki.debian.org/Uncomplicated%20Firewall%20%28ufw%29)
+* [Ufw](https://manpages.ubuntu.com/manpages/bionic/en/man8/ufw.8.html) -- [Ufw Firewall setup](https://www.digitalocean.com/community/tutorials/how-to-set-up-a-firewall-with-ufw-on-ubuntu)
 * [Haproxy](https://www.haproxy.org/) -- [Haproxy github repository:](https://github.com/haproxy/haproxy/)  -- [Haproxy and Load Balancing Concepts](https://www.digitalocean.com/community/tutorials/an-introduction-to-haproxy-and-load-balancing-concepts)
 * [Fail2ban](https://github.com/fail2ban/fail2ban) -- [Protect WebServer with Fail2ban ](https://www.digitalocean.com/community/tutorials/how-to-protect-an-nginx-server-with-fail2ban-on-ubuntu-22-04)
 * [Haveged](https://wiki.archlinux.org/title/Haveged#) (Haveged inspired algorithm has been included in the Linux kernel )