{"id":506,"date":"2026-05-06T10:28:26","date_gmt":"2026-05-06T01:28:26","guid":{"rendered":"https:\/\/www.zeronana.net\/?p=506"},"modified":"2026-05-06T15:40:09","modified_gmt":"2026-05-06T06:40:09","slug":"%e3%80%90%e5%ae%9f%e5%8b%99%e5%90%91%e3%81%91%e3%80%91go-jwt%e8%aa%8d%e8%a8%bc%e3%83%bb%e3%83%ad%e3%82%b0%e3%82%a4%e3%83%b3%e6%a9%9f%e8%83%bd%e3%81%ae%e5%ae%9f%e8%a3%85%e6%96%b9%e6%b3%95%ef%bd%9capi","status":"publish","type":"post","link":"https:\/\/www.zeronana.net\/?p=506","title":{"rendered":"\u3010\u5b9f\u52d9\u5411\u3051\u3011Go JWT\u8a8d\u8a3c\u30fb\u30ed\u30b0\u30a4\u30f3\u6a5f\u80fd\u306e\u5b9f\u88c5\u65b9\u6cd5\uff5cAPI\u958b\u767a\u5165\u9580"},"content":{"rendered":"\n

Go\u8a00\u8a9e\u3067API\u3084Web\u30b5\u30fc\u30d3\u30b9\u3092\u958b\u767a\u3059\u308b\u969b\u3001\u5fc5\u9808\u306b\u306a\u308b\u306e\u304c\u300c\u8a8d\u8a3c\u6a5f\u80fd\u300d\u3067\u3059\u3002
\u7279\u306b\u73fe\u5728\u306eAPI\u958b\u767a\u3067\u306f\u3001JWT\uff08JSON Web Token\uff09\u3092\u4f7f\u3063\u305f\u8a8d\u8a3c\u304c\u4e3b\u6d41\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u672c\u8a18\u4e8b\u3067\u306f\u3001Go\u3067JWT\u8a8d\u8a3c\u30fb\u30ed\u30b0\u30a4\u30f3\u6a5f\u80fd\u3092\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5\u3092\u300c\u57fa\u672c\u301c\u5b9f\u52d9\u30ec\u30d9\u30eb\u300d\u307e\u3067\u521d\u5fc3\u8005\u5411\u3051\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\n\n\n\n

JWT\u8a8d\u8a3c\u3068\u306f\uff1f<\/h2>\n\n\n\n

JWT\uff08JSON Web Token\uff09\u306f\ud83d\udc47<\/p>\n\n\n\n

\ud83d\udc49 \u30ed\u30b0\u30a4\u30f3\u72b6\u614b\u3092\u5b89\u5168\u306b\u7ba1\u7406\u3059\u308b\u4ed5\u7d44\u307f<\/strong><\/p>\n\n\n\n

\n\n\n\n

JWT\u306e\u69cb\u6210<\/h2>\n\n\n\n

JWT\u306f3\u3064\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\ud83d\udc47<\/p>\n\n\n\n

Header.Payload.Signature<\/code><\/pre>\n\n\n\n
\n\n\n\n
\u306a\u305cJWT\u304c\u4f7f\u308f\u308c\u308b\u306e\u304b\uff1f<\/h2>\n\n\n\n
\u7279\u5fb4\ud83d\udc47<\/p>\n\n\n\n
    \n
  • \u30b9\u30c6\u30fc\u30c8\u30ec\u30b9<\/li>\n\n\n\n
  • API\u306b\u6700\u9069<\/li>\n\n\n\n
  • SPA\u30fb\u30b9\u30de\u30db\u30a2\u30d7\u30ea\u5bfe\u5fdc<\/li>\n\n\n\n
  • \u9ad8\u901f<\/li>\n<\/ul>\n\n\n\n
    \n\n\n\n
    JWT\u30e9\u30a4\u30d6\u30e9\u30ea\u5c0e\u5165<\/h2>\n\n\n\n
    go get github.com\/golang-jwt\/jwt\/v5<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    JWT\u751f\u6210<\/h2>\n\n\n\n
    token := jwt.NewWithClaims(
        jwt.SigningMethodHS256,
        jwt.MapClaims{
            \"user_id\": 1,
            \"exp\": time.Now().Add(
                time.Hour * 24,
            ).Unix(),
        },
    )<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    \u7f72\u540d\u4ed8\u304dToken\u751f\u6210<\/h2>\n\n\n\n
    tokenString, err := token.SignedString(
        []byte(\"secret\"),
    )<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    \u30ed\u30b0\u30a4\u30f3API\u4f8b<\/h2>\n\n\n\n
    func login(c *gin.Context) {

        \/\/ ID\/PASS\u78ba\u8a8d

        tokenString := createToken()

        c.JSON(200, gin.H{
            \"token\": tokenString,
        })
    }<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    JWT\u691c\u8a3c<\/h2>\n\n\n\n
    token, err := jwt.Parse(
        tokenString,
        func(token *jwt.Token) (interface{}, error) {
            return []byte(\"secret\"), nil
        },
    )<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    Authorization\u30d8\u30c3\u30c0\u30fc<\/h2>\n\n\n\n
    Authorization: Bearer token<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    Gin\u3067\u306eMiddleware\u5b9f\u88c5<\/h2>\n\n\n\n
    Gin<\/p>\n\n\n\n
    r.Use(AuthMiddleware())<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    \u5b9f\u52d9\u3067\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n\n
    \u2714 \u6709\u52b9\u671f\u9650\u8a2d\u5b9a<\/h3>\n\n\n\n
    \"exp\"<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    \u2714 Secret\u7ba1\u7406<\/h3>\n\n\n\n
    .env<\/code><\/pre>\n\n\n\n
    \n\n\n\n
    \u2714 HTTPS\u5fc5\u9808<\/h3>\n\n\n\n
    \ud83d\udc49 Token\u6f0f\u6d29\u9632\u6b62<\/p>\n\n\n\n
    \n\n\n\n
    \u5b9f\u52d9\u3067\u306e\u5fdc\u7528<\/h2>\n\n\n\n
      \n
    • \u7ba1\u7406\u753b\u9762<\/li>\n\n\n\n
    • \u4f1a\u54e1\u6a5f\u80fd<\/li>\n\n\n\n
    • API\u8a8d\u8a3c<\/li>\n\n\n\n
    • SaaS\u30ed\u30b0\u30a4\u30f3<\/li>\n<\/ul>\n\n\n\n
      <\/p>\n\n\n\n
      \n\n\n\n
      \u3088\u304f\u3042\u308b\u5931\u6557<\/h2>\n\n\n\n
      \u274c Secret\u76f4\u66f8\u304d
      \u274c \u6709\u52b9\u671f\u9650\u306a\u3057
      \u274c HTTPS\u672a\u5bfe\u5fdc<\/p>\n\n\n\n
      \n\n\n\n
      \u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n
        \n
      • JWT\u671f\u9650\u8a2d\u5b9a<\/li>\n\n\n\n
      • Middleware\u5229\u7528<\/li>\n\n\n\n
      • HTTPS\u904b\u7528<\/li>\n\n\n\n
      • RefreshToken\u5bfe\u5fdc<\/li>\n<\/ul>\n\n\n\n
        \n\n\n\n
        \ud83d\udca1 \u7d50\u8ad6<\/h2>\n\n\n\n
        \ud83d\udc49
        \u300cJWT\u8a8d\u8a3c\uff1d\u73fe\u4ee3API\u958b\u767a\u306e\u6a19\u6e96\u300d<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"
        Go\u8a00\u8a9e\u3067API\u3084Web\u30b5\u30fc\u30d3\u30b9\u3092\u958b\u767a\u3059\u308b\u969b\u3001\u5fc5\u9808\u306b\u306a\u308b\u306e\u304c\u300c\u8a8d\u8a3c\u6a5f\u80fd\u300d\u3067\u3059\u3002\u7279\u306b\u73fe\u5728\u306eAPI\u958b\u767a\u3067\u306f\u3001JWT\uff08JSON Web Token […]<\/p>\n","protected":false},"author":1,"featured_media":507,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"jetpack_seo_schema_type":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[6,7],"class_list":["post-506","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-go","tag-go-2","tag-go"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/www.zeronana.net\/wp-content\/uploads\/2026\/05\/gojwt.png","_links":{"self":[{"href":"https:\/\/www.zeronana.net\/index.php?rest_route=\/wp\/v2\/posts\/506","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zeronana.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zeronana.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zeronana.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zeronana.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=506"}],"version-history":[{"count":1,"href":"https:\/\/www.zeronana.net\/index.php?rest_route=\/wp\/v2\/posts\/506\/revisions"}],"predecessor-version":[{"id":508,"href":"https:\/\/www.zeronana.net\/index.php?rest_route=\/wp\/v2\/posts\/506\/revisions\/508"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zeronana.net\/index.php?rest_route=\/wp\/v2\/media\/507"}],"wp:attachment":[{"href":"https:\/\/www.zeronana.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=506"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zeronana.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=506"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zeronana.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=506"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}