diff --git a/request_certificate.sh b/request_certificate.sh
new file mode 100755
index 0000000..1d80ebd
--- /dev/null
+++ b/request_certificate.sh
@@ -0,0 +1,28 @@
+#!/bin/bash
+
+if [ -z "$1" ]; then
+    echo "error: pls supply at least one domain name"
+    exit 1
+fi
+
+NAME="$1"
+DOMAINS="$*"
+OPTIONS="--issue --dns dns_miab --server letsencrypt"
+COMMAND="/usr/bin/acme.sh"
+ACME_PATH="/srv/acme"
+
+for DOMAIN in $DOMAINS; do
+    OPTIONS="$OPTIONS -d $DOMAIN"
+done
+
+# requesting certificate
+$COMMAND $OPTIONS
+
+# installing certificate to $ACME_PATH
+if [ $? -eq 0 ]; then
+    $COMMAND --install-cert -d $NAME --key-file $ACME_PATH/$NAME.key --fullchain-file $ACME_PATH/$NAME.crt --reloadcmd "systemctl restart nginx.service"
+else
+    echo "error: an error occured while issuing certificate."
+    exit 1
+fi
+