Generate your own SSL certificate and configure HTTPS for SRX.
Below is an example of generating your own SSL certificate for the SRX with HTTPS management:
bash-2.05b$ openssl req -x509 -nodes -newkey rsa:2048 -keyout test01.pem -out test01.pem
/config/test01.pem.
root@JTAC-24F% cd /config/ root@JTAC-24F% ls -l test01.pem -rw-r--r-- 1 root wheel 2083 Jan 21 09:51 test01.pem
[edit] user@srx# set security certificates local test01 load-key-file /config/test01.pe
[edit] user@srx# set system services web-management https local-certificate test01 user@srx# set system services web-management https interface ge-0/0/0.0 user@srx# set system services web-management https port 443
2020-06-25: Article reviewed for accuracy; no changes required.