build.gradle

apply plugin: 'spring-boot'

repositories {
    maven {
        url 'http://repo.spring.io/milestone'
    }
}

dependencies {
    compile 'org.springframework.cloud:spring-cloud-config-server:1.0.0.RC2'

    compile "org.springframework.boot:spring-boot-starter-security"
}

ConfigApplication.java

package com.creativemobile.dragracing.config.server;

import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.cloud.config.server.EnableConfigServer;
import org.springframework.context.annotation.Configuration;

@EnableAutoConfiguration
@EnableConfigServer
public class ConfigApplication {
    public static void main(String[] args) {
        new SpringApplicationBuilder(ConfigApplication.class)
                .properties("spring.config.name=configserver")
                .run(args);
    }
}

configserver.yml

server:
  port: 8888
spring:
  jackson:
    serialization:
      INDENT_OUTPUT: true
  cloud:
    config:
      server:
        git:
          uri: https://***/***/***.git
          username: ***
          password: ***
          
security:
  user:
    password: 'testpass'