Generate a self-signed SSL in XAMPP

makecert.bat

@echo off
SET /P FILENAME=Enter file name:(Default: server)

IF "%FILENAME%"=="" SET FILENAME=server

@echo off
set OPENSSL_CONF=./conf/openssl.cnf

if not exist .\conf\ssl.crt mkdir .\conf\%FILENAME%.crt
if not exist .\conf\ssl.key mkdir .\conf\ssl.key

bin\openssl req -new -out %FILENAME%.csr
bin\openssl rsa -in privkey.pem -out %FILENAME%.key
bin\openssl x509 -in %FILENAME%.csr -out %FILENAME%.crt -req -signkey %FILENAME%.key -days 365

set OPENSSL_CONF=
del .rnd
del privkey.pem

move /y %FILENAME%.crt .\conf\ssl.crt
move /y %FILENAME%.key .\conf\ssl.key
move /y %FILENAME%.csr .\conf\ssl.csr

echo.
echo -----
echo Das Zertifikat wurde erstellt.
echo The certificate was provided.
echo.
pause