diff --git a/cmd/eiblog/etc/app.yml b/cmd/eiblog/etc/app.yml
index 2bd7ae6..4630503 100644
--- a/cmd/eiblog/etc/app.yml
+++ b/cmd/eiblog/etc/app.yml
@@ -19,6 +19,7 @@ general: # 常规配置
   identifier: <!--more--> # 截取预览标识
   length: 400 # 自动截取预览, 字符数
   timezone: Asia/Shanghai # 时区
+  twofactor: true # 是否启用两步验证
 disqus: # 评论相关
   shortname: xxxxxx
   publickey: wdSgxRm9rdGAlLKFcFdToBe3GT4SibmV7Y8EjJQ0r4GWXeKtxpopMAeIeoI2dTEg
diff --git a/cmd/eiblog/etc/website/admin/login.html b/cmd/eiblog/etc/website/admin/login.html
index cda3471..a23da9f 100644
--- a/cmd/eiblog/etc/website/admin/login.html
+++ b/cmd/eiblog/etc/website/admin/login.html
@@ -22,10 +22,10 @@
                     <label for=password class="sr-only">密码</label>
                     <input type=password id=password name=password class="text-l w-100" placeholder="密码">
                 </p>
-                <!-- <p>
+                {{if .TwoFactor}}<p>
                     <label for=code class="sr-only">两步验证</label>
                     <input type=text id=code name=code class="text-l w-100" placeholder="两步验证">
-                </p> -->
+                </p>{{end}}
                 <p class=submit>
                     <button type=submit class="btn btn-l w-100 primary">登录</button>
                 </p>
diff --git a/cmd/eiblog/etc/website/admin/profile.html b/cmd/eiblog/etc/website/admin/profile.html
index 0487e95..8b23131 100644
--- a/cmd/eiblog/etc/website/admin/profile.html
+++ b/cmd/eiblog/etc/website/admin/profile.html
@@ -7,11 +7,37 @@
     <div class="row typecho-page-main">
         <div class="col-mb-12 col-tb-3">
             <p>
-	    <img class="profile-avatar" src="//{{$.Qiniu.Domain}}/static/img/avatar.png" alt="{{.Blogger.BlogName}}" />
+	        <img class="profile-avatar" src="//{{$.Qiniu.Domain}}/static/img/avatar.png" alt="{{.Blogger.BlogName}}" />
             </p>
             <h2>{{.Blogger.BlogName}}</h2>
             <p>{{.Blogger.SubTitle}}</p>
             <p>最后登录: {{dateformat .Account.LoginAt "2006/01/02 15:04"}}</p>
+            {{if .Account.TwoFactorSecret}}
+            <strong>2FA 已绑定 <a class="unbind-2fa" href="/admin/profile?unbind=true">解绑</a></strong>
+            {{end}}
+            {{if $.TwoFactorSecret}}
+            <strong>2FA 绑定</strong>
+            <form action="/admin/api/twofactor" method="post" enctype="application/x-www-form-urlencoded">
+                <ul class="typecho-option">
+                    <li>
+                        <img src="{{$.TwoFactorSecret}}" alt="2fa code" style="width:180px;height:180px;">
+                    </li>
+                </ul>
+                <ul class="typecho-option">
+                    <li>
+                        <input id="2fa-0-1" name="code" type="text" class="text" />
+                        <p class="description">
+                            输入 2FA 验证码, 用于确认绑定.</p>
+                    </li>
+                </ul>
+                <ul class="typecho-option typecho-option-submit">
+                    <li>
+                        <button type="submit" class="btn primary">
+                            确认绑定</button>
+                    </li>
+                </ul>
+            </form>
+            {{end}}
         </div>
         <div class="col-mb-12 col-tb-6 col-tb-offset-1 typecho-content-panel" role="form">
             <section>
diff --git a/cmd/eiblog/handler/admin/admin.go b/cmd/eiblog/handler/admin/admin.go
index fe208ab..2b19223 100644
--- a/cmd/eiblog/handler/admin/admin.go
+++ b/cmd/eiblog/handler/admin/admin.go
@@ -9,11 +9,13 @@ import (
 	"strings"
 	"time"
 
+	"github.com/eiblog/eiblog/cmd/eiblog/config"
 	"github.com/eiblog/eiblog/cmd/eiblog/handler/internal"
 	"github.com/eiblog/eiblog/pkg/middleware"
 	"github.com/eiblog/eiblog/pkg/model"
 	"github.com/eiblog/eiblog/pkg/third/qiniu"
 	"github.com/eiblog/eiblog/tools"
+	"github.com/pquerna/otp/totp"
 
 	"github.com/gin-gonic/gin"
 	"github.com/sirupsen/logrus"
@@ -46,13 +48,14 @@ func RegisterRoutesAuthz(group gin.IRoutes) {
 	group.POST("/api/trash-recover", handleAPITrashRecover)
 	group.POST("/api/file-upload", handleAPIQiniuUpload)
 	group.POST("/api/file-delete", handleAPIQiniuDelete)
+	group.POST("/api/twofactor", handleAPITwoFactor)
 }
 
 // handleAcctLogin 登录接口
 func handleAcctLogin(c *gin.Context) {
 	user := c.PostForm("user")
 	pwd := c.PostForm("password")
-	// code := c.PostForm("code") // 二次验证
+	code := c.PostForm("code")
 	if user == "" || pwd == "" {
 		logrus.Warnf("参数错误: %s %s", user, pwd)
 		c.Redirect(http.StatusFound, "/admin/login")
@@ -64,6 +67,16 @@ func handleAcctLogin(c *gin.Context) {
 		c.Redirect(http.StatusFound, "/admin/login")
 		return
 	}
+	// 两步验证
+	if config.Conf.General.TwoFactor &&
+		internal.Ei.Account.TwoFactorSecret != "" {
+		valid := totp.Validate(code, internal.Ei.Account.TwoFactorSecret)
+		if !valid {
+			logrus.Warnf("两步验证: %s", code)
+			c.Redirect(http.StatusFound, "/admin/login")
+			return
+		}
+	}
 	// 登录成功
 	middleware.SetLogin(c, user)
 
@@ -76,6 +89,33 @@ func handleAcctLogin(c *gin.Context) {
 	c.Redirect(http.StatusFound, "/admin/profile")
 }
 
+// handleAPITwoFactor 两步验证
+func handleAPITwoFactor(c *gin.Context) {
+	code := c.PostForm("code")
+	if code == "" {
+		responseNotice(c, NoticeNotice, "验证码不能为空", "")
+		return
+	}
+	valid := totp.Validate(code, internal.TwoFactorSecret)
+	if !valid {
+		responseNotice(c, NoticeNotice, "验证码错误", "")
+		return
+	}
+	err := internal.Store.UpdateAccount(context.Background(), internal.Ei.Account.Username,
+		map[string]interface{}{
+			"two_factor_secret": internal.TwoFactorSecret,
+		})
+	if err != nil {
+		logrus.Error("handleAPITwoFactor.UpdateAccount: ", err)
+		responseNotice(c, NoticeNotice, err.Error(), "")
+		return
+	}
+	internal.Ei.Account.TwoFactorSecret = internal.TwoFactorSecret
+	internal.TwoFactorSecret = ""
+	c.Request.Header.Set("Referer", "/admin/profile")
+	responseNotice(c, NoticeSuccess, "绑定成功", "")
+}
+
 // handleAPIBlogger 更新博客信息
 func handleAPIBlogger(c *gin.Context) {
 	bn := c.PostForm("blogName")
diff --git a/cmd/eiblog/handler/internal/internal.go b/cmd/eiblog/handler/internal/internal.go
index 53e44c0..74b9e04 100644
--- a/cmd/eiblog/handler/internal/internal.go
+++ b/cmd/eiblog/handler/internal/internal.go
@@ -22,8 +22,9 @@ var (
 	XMLTemplate  *template.Template // template/xml模板
 	HTMLTemplate *template.Template // website/html模板
 
-	Store store.Store // 数据库存储
-	Ei    *Cache      // 博客数据缓存
+	Store           store.Store // 数据库存储
+	Ei              *Cache      // 博客数据缓存
+	TwoFactorSecret string      // 缓存两步验证密钥
 
 	ESClient     *es.ESClient         // es 客户端
 	DisqusClient *disqus.DisqusClient // disqus 客户端
diff --git a/cmd/eiblog/handler/internal/store/rdbms.go b/cmd/eiblog/handler/internal/store/rdbms.go
index a15e0d1..476f65a 100644
--- a/cmd/eiblog/handler/internal/store/rdbms.go
+++ b/cmd/eiblog/handler/internal/store/rdbms.go
@@ -8,6 +8,7 @@ import (
 
 	"github.com/eiblog/eiblog/pkg/model"
 
+	"github.com/sirupsen/logrus"
 	"gorm.io/driver/clickhouse"
 	"gorm.io/driver/mysql"
 	"gorm.io/driver/postgres"
@@ -63,12 +64,15 @@ func (db *rdbms) Init(name, source string) (Store, error) {
 		return nil, err
 	}
 	// auto migrate
-	gormDB.AutoMigrate(
+	err = gormDB.AutoMigrate(
 		&model.Account{},
 		&model.Blogger{},
 		&model.Article{},
 		&model.Serie{},
 	)
+	if err != nil {
+		logrus.Error("rdbms.AutoMigrate: ", err)
+	}
 	db.DB = gormDB
 	return db, nil
 }
diff --git a/cmd/eiblog/handler/page/be.go b/cmd/eiblog/handler/page/be.go
index ef18d9e..6fd6985 100644
--- a/cmd/eiblog/handler/page/be.go
+++ b/cmd/eiblog/handler/page/be.go
@@ -3,9 +3,11 @@ package page
 import (
 	"bytes"
 	"context"
+	"encoding/base64"
 	"encoding/json"
 	"fmt"
 	"html/template"
+	"image/png"
 	"net/http"
 	"strconv"
 
@@ -13,6 +15,7 @@ import (
 	"github.com/eiblog/eiblog/cmd/eiblog/handler/internal"
 	"github.com/eiblog/eiblog/cmd/eiblog/handler/internal/store"
 	"github.com/eiblog/eiblog/pkg/middleware"
+	"github.com/pquerna/otp/totp"
 
 	"github.com/gin-gonic/gin"
 	"github.com/sirupsen/logrus"
@@ -35,7 +38,11 @@ func handleLoginPage(c *gin.Context) {
 		c.Redirect(http.StatusFound, "/admin/profile")
 		return
 	}
-	params := gin.H{"BTitle": internal.Ei.Blogger.BTitle}
+	params := gin.H{
+		"BTitle": internal.Ei.Blogger.BTitle,
+		"TwoFactor": config.Conf.General.TwoFactor &&
+			internal.Ei.Account.TwoFactorSecret != "",
+	}
 	renderHTMLAdminLayout(c, "login.html", params)
 }
 
@@ -46,6 +53,31 @@ func handleAdminProfile(c *gin.Context) {
 	params["Path"] = c.Request.URL.Path
 	params["Console"] = true
 	params["Ei"] = internal.Ei
+	if c.Query("unbind") == "true" {
+		internal.Ei.Account.TwoFactorSecret = ""
+		_ = internal.Store.UpdateAccount(context.Background(), internal.Ei.Account.Username,
+			map[string]interface{}{
+				"two_factor_secret": "",
+			})
+	}
+	if config.Conf.General.TwoFactor &&
+		internal.Ei.Account.TwoFactorSecret == "" {
+		key, err := totp.Generate(totp.GenerateOpts{
+			Issuer:      config.Conf.Host,
+			AccountName: internal.Ei.Account.Username,
+		})
+		internal.TwoFactorSecret = key.Secret()
+		if err == nil {
+			var buf bytes.Buffer
+			img, err := key.Image(200, 200)
+			if err != nil {
+				panic(err)
+			}
+			png.Encode(&buf, img)
+			b64 := base64.StdEncoding.EncodeToString(buf.Bytes())
+			params["TwoFactorSecret"] = "data:image/png;base64," + b64
+		}
+	}
 	renderHTMLAdminLayout(c, "admin-profile", params)
 }
 
diff --git a/go.mod b/go.mod
index b4fdd87..c84fc33 100644
--- a/go.mod
+++ b/go.mod
@@ -7,6 +7,7 @@ require (
 	github.com/gin-contrib/sessions v0.0.4
 	github.com/gin-gonic/gin v1.9.1
 	github.com/lib/pq v1.10.9
+	github.com/pquerna/otp v1.5.0
 	github.com/qiniu/go-sdk/v7 v7.11.0
 	github.com/satori/go.uuid v1.2.0
 	github.com/sirupsen/logrus v1.9.3
diff --git a/go.sum b/go.sum
index e9d9c33..53ffe65 100644
--- a/go.sum
+++ b/go.sum
@@ -33,6 +33,8 @@ github.com/aws/aws-sdk-go v1.34.28 h1:sscPpn/Ns3i0F4HPEWAVcwdIRaZZCuL7llJ2/60yPI
 github.com/aws/aws-sdk-go v1.34.28/go.mod h1:H7NKnBqNVzoTJpGfLrQkkD+ytBA93eiDYi/+8rV9s48=
 github.com/bkaradzic/go-lz4 v1.0.0/go.mod h1:0YdlkowM3VswSROI7qDxhRvJ3sLhlFrRRwjwegp5jy4=
 github.com/boj/redistore v0.0.0-20180917114910-cd5dcc76aeff/go.mod h1:+RTT1BOk5P97fT2CiHkbFQwkK3mjsFAP6zCYV2aXtjw=
+github.com/boombuler/barcode v1.0.1-0.20190219062509-6c824513bacc h1:biVzkmvwrH8WK8raXaxBx6fRVTlJILwEwQGL1I/ByEI=
+github.com/boombuler/barcode v1.0.1-0.20190219062509-6c824513bacc/go.mod h1:paBWMcWSl3LHKBqUq+rly7CNSldXjb2rDl3JlRe0mD8=
 github.com/bradfitz/gomemcache v0.0.0-20190913173617-a41fca850d0b/go.mod h1:H0wQNHz2YrLsuXOZozoeDmnHXkNCRmMW0gwFWDfEZDA=
 github.com/bradleypeabody/gorilla-sessions-memcache v0.0.0-20181103040241-659414f458e1/go.mod h1:dkChI7Tbtx7H1Tj7TqGSZMOeGpMP5gLHtjroHd4agiI=
 github.com/bytedance/sonic v1.5.0/go.mod h1:ED5hyg4y6t3/9Ku1R6dU/4KyJ48DZ4jPhfY1O2AihPM=
@@ -280,6 +282,8 @@ github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/pquerna/otp v1.5.0 h1:NMMR+WrmaqXU4EzdGJEE1aUUI0AMRzsp96fFFWNPwxs=
+github.com/pquerna/otp v1.5.0/go.mod h1:dkJfzwRKNiegxyNb54X/3fLwhCynbMspSyWKnvi1AEg=
 github.com/qiniu/dyn v1.3.0/go.mod h1:E8oERcm8TtwJiZvkQPbcAh0RL8jO1G0VXJMW3FAWdkk=
 github.com/qiniu/go-sdk/v7 v7.11.0 h1:Cdx/1E3ybv0OFKnkGwoDN/t6bCCntjrWhwWuRaqI3XQ=
 github.com/qiniu/go-sdk/v7 v7.11.0/go.mod h1:btsaOc8CA3hdVloULfFdDgDc+g4f3TDZEFsDY0BLE+w=
diff --git a/pkg/config/enums.go b/pkg/config/enums.go
index 3433513..9ba469c 100644
--- a/pkg/config/enums.go
+++ b/pkg/config/enums.go
@@ -93,6 +93,8 @@ type General struct {
 	Length int
 	// 时区, 一般配置为 Asia/Shanghai
 	Timezone string
+	// 是否启用两步验证
+	TwoFactor bool
 }
 
 // Account 账户配置
@@ -101,12 +103,6 @@ type Account struct {
 	Username string
 	// *必须配置, 后台登录密码。登录后请后台立即修改
 	Password string
-	// 邮箱, 用于显示
-	Email string
-	// 手机号, 用于显示
-	PhoneNumber string
-	// 地址, 用于显示
-	Address string
 }
 
 // Blogger 博客配置, 无需配置，程序默认初始化，可在后台更改
diff --git a/pkg/model/account.go b/pkg/model/account.go
index 4edcc25..8647851 100644
--- a/pkg/model/account.go
+++ b/pkg/model/account.go
@@ -7,11 +7,12 @@ import "time"
 
 // Account 博客账户
 type Account struct {
-	Username string `gorm:"column:username;primaryKey" bson:"username"` // 用户名
-	Password string `gorm:"column:password;not null" bson:"password"`   // 密码
-	Email    string `gorm:"column:email;not null" bson:"email"`         // 邮件地址
-	PhoneN   string `gorm:"column:phone_n;not null" bson:"phone_n"`     // 手机号
-	Address  string `gorm:"column:address;not null" bson:"address"`     // 地址信息
+	Username        string `gorm:"column:username;primaryKey" bson:"username"`        // 用户名
+	Password        string `gorm:"column:password;not null" bson:"password"`          // 密码
+	Email           string `gorm:"column:email;not null" bson:"email"`                // 邮件地址
+	PhoneN          string `gorm:"column:phone_n;not null" bson:"phone_n"`            // 手机号
+	Address         string `gorm:"column:address;not null" bson:"address"`            // 地址信息
+	TwoFactorSecret string `gorm:"column:two_factor_secret" bson:"two_factor_secret"` // 两步验证密钥
 
 	LogoutAt  time.Time `gorm:"column:logout_at;not null" bson:"logout_at"`                    // 登出时间
 	LoginIP   string    `gorm:"column:login_ip;not null" bson:"login_ip"`                      // 最近登录IP