Letsencrypt SSL for MySQL on Ubuntu 20.04

Sorry, mea culpa. When I connect to mysql externally, I get:

mysql  Ver 8.0.21 for Win64 on x86_64 (MySQL Community Server - GPL)

Connection id:          65
Current database:
Current user:           someuser@someIP
SSL:                    Cipher in use is TLS_AES_256_GCM_SHA384
Using delimiter:        ;
Server version:         8.0.26-0ubuntu0.20.04.3 (Ubuntu)
Protocol version:       10
Connection:             maraxai.de via TCP/IP
Server characterset:    utf8mb4
Db     characterset:    utf8mb4
Client characterset:    cp850
Conn.  characterset:    cp850
TCP port:               3306
Binary data as:         Hexadecimal