네이버 로그인 Node.js

login.js

const rp = require('request-promise')
const NodeRsa = require('node-rsa')
const getLenChar = value => String.fromCharCode(`${value}`.length)

async function doLogin(email, password) {
    const cookieJar = rp.jar();

    // 세션 키 발급
    const keys = await rp({url: 'https://nid.naver.com/login/ext/keys.nhn', jar: cookieJar})
    
    // 키 분리
    const segmentalizedKeys = keys.split(',')
  
    // 키 분리 데이터
    const sessionkey = segmentalizedKeys[0]
    const keyname = segmentalizedKeys[1]
    const nvalue = segmentalizedKeys[2]
    const evalue = segmentalizedKeys[3]

    // RSA Public Key 설정
    const key = new NodeRsa()
    key.importKey({
        e: Buffer.from(evalue, 'hex'),
        n: Buffer.from(nvalue, 'hex')
    }, 'components-public')
    key.setOptions({encryptionScheme: 'pkcs1'});

    // 아이디 비밀번호 암호화
    const encpw = key.encrypt(
        `${getLenChar(sessionkey)}${sessionkey}${getLenChar(email)}${email}${getLenChar(password)}${password}`,
        'hex'
    )

    // 로그인 요청
    const loginResponse = await rp({
        method: 'POST',    
        url: 'https://nid.naver.com/nidlogin.login',
        jar: cookieJar,
        formData: {
            encnm: keyname,
            enctp: 1,
            encpw: encpw,
            exp: '',
            locale: 'ko_KR',
            localechange: '',
            logintp: '',
            ls: '',
            postDataKey: '',
            pre_id: '',
            pw: '',
            resp: '',
            ru: '',
            smart_LEVEL: -1,
            svc: '',
            svctype: 0,
            theme_mode: '',
            url: 'https://www.naver.com',
            viewtype: 0
        },
        headers: {
            'Origin': 'https://www.naver.com',  
            'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8',
            'Referer' :'https://www.naver.com/',
            'Accept-Language': 'ko-KR,ko;q=0.8,en-US;q=0.6,en;q=0.4'
        }
    })

    // 로그인 결과에서 로그인 승인 url 추출
    const extractLoginFinalizeUrl = /location.replace\("(.*)"\)/g.exec(loginResponse)
    const finalizeUrl = extractLoginFinalizeUrl ? extractLoginFinalizeUrl[1] : null

    // url 추출에 실패했다면 로그인에 실패했다
    if(!finalizeUrl) throw new Error('로그인에 실패하였습니다')

    // 로그인 승인
    await rp({url: finalizeUrl, jar: cookieJar})

    return {message: '로그인에 성공하였습니다', cookieJar: cookieJar};
}

// 로그인 요청
doLogin('YOUR_NAVER_ID', 'YOUR_NAVER_PASSWORD')
    .then(result => console.log(result))
    .catch(error => console.error(error))

package.json

{
  "dependencies": {
    "node-rsa": "^0.4.2",
    "request": "^2.83.0",
    "request-promise": "^4.2.2"
  }
}