Adding a SSL certificate to your ProfitTrailer installation can increase the security but requires some linux knowledge. You will need a domain name directed at your ProfitTrailer location to complete this guide.

1. Follow this guide… https://dzone.com/articles/spring-boot-secured-by-lets-encrypt

2. Put the following in application.properties ​with your settings

server.ssl.key-store:/etc/letsencrypt/live/yourdomain/keystore.p12
server.ssl.key-store-password: yourpassword
server.ssl.key-password: yourpassword
server.ssl.keyStoreType: PKCS12
server.ssl.keyAlias: youralias