diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1 +1,11 @@
-# Minzkrauts home-made CTF
\ No newline at end of file
+# Minzkrauts home-made CTF
+
+## Letsencrypt certificates
+Navigate to certbot location and create certificate files with
+```
+sudo ./certbot-auto certonly --webroot -w var/www/html -d ctf.minzkraut.com --non-interactive --agree-tos --email {email}
+```
+Renew certificates and reload nginx with
+```
+sudo ./certbot-auto renew --webroot -w /var/www/html --post-hook "service nginx reload"
+```
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diff --git a/nginx_configs/ctf b/nginx_configs/ctf
new file mode 100644
index 0000000..191d2bd
--- /dev/null
+++ b/nginx_configs/ctf
@@ -0,0 +1,86 @@
+##
+# You should look at the following URL's in order to grasp a solid understanding
+# of Nginx configuration files in order to fully unleash the power of Nginx.
+# http://wiki.nginx.org/Pitfalls
+# http://wiki.nginx.org/QuickStart
+# http://wiki.nginx.org/Configuration
+#
+# Generally, you will want to move this file somewhere, and start with a clean
+# file but keep this around for reference. Or just disable in sites-enabled.
+#
+# Please see /usr/share/doc/nginx-doc/examples/ for more detailed examples.
+##
+
+# Default server configuration
+#
+server {
+	listen 80;
+	listen [::]:80;
+	server_name ctf.minzkraut.com;
+	return 301 https://$host$request_uri;
+}
+server {
+	listen 443 ssl;
+	listen [::]:443 ssl;
+	# SSL configuration
+	#
+	# listen 443 ssl default_server;
+	# listen [::]:443 ssl default_server;
+	#
+	# Self signed certs generated by the ssl-cert package
+	# Don't use them in a production server!
+	#
+	# include snippets/snakeoil.conf;
+	ssl_certificate /etc/letsencrypt/live/ctf.minzkraut.com/fullchain.pem;
+	ssl_certificate_key /etc/letsencrypt/live/ctf.minzkraut.com/privkey.pem;
+	root /var/www/html;
+
+	# Add index.php to the list if you are using PHP
+	index index.html index.htm index.nginx-debian.html;
+
+	server_name ctf.minzkraut.com;
+
+	location / {
+		# First attempt to serve request as file, then
+		# as directory, then fall back to displaying a 404.
+		try_files $uri $uri/ =404;
+	}
+
+	# pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000
+	#
+	#location ~ \.php$ {
+	#	include snippets/fastcgi-php.conf;
+	#
+	#	# With php5-cgi alone:
+	#	fastcgi_pass 127.0.0.1:9000;
+	#	# With php5-fpm:
+	#	fastcgi_pass unix:/var/run/php5-fpm.sock;
+	#}
+
+	# deny access to .htaccess files, if Apache's document root
+	# concurs with nginx's one
+	#
+	#location ~ /\.ht {
+	#	deny all;
+	#}
+}
+
+
+# Virtual Host configuration for example.com
+#
+# You can move that to a different file under sites-available/ and symlink that
+# to sites-enabled/ to enable it.
+#
+#server {
+#	listen 80;
+#	listen [::]:80;
+#
+#	server_name example.com;
+#
+#	root /var/www/example.com;
+#	index index.html;
+#
+#	location / {
+#		try_files $uri $uri/ =404;
+#	}
+#}