diff --git a/.drone.yml b/.drone.yml
index ae40e2b..8dd3760 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -60,7 +60,7 @@ steps:
   - sed -i '/npm run build/d' ui/assets.go
   - go install github.com/swaggo/swag/cmd/swag@latest
   - go generate -v ./...
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}
   - ln happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH} happydomain
   environment:
     CGO_ENABLED: 0
@@ -76,7 +76,7 @@ steps:
   - sed -i '/npm run build/d' ui/assets.go
   - go install github.com/swaggo/swag/cmd/swag@latest
   - go generate -v ./...
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X main.Version=${DRONE_TAG##v} -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X main.Version=${DRONE_TAG##v} -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}
   - ln happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH} happydomain
   environment:
     CGO_ENABLED: 0
@@ -132,7 +132,7 @@ steps:
   image: golang:1-alpine
   commands:
   - apk add --no-cache git
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-darwin-${DRONE_STAGE_ARCH}
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-darwin-${DRONE_STAGE_ARCH}
   environment:
     CGO_ENABLED: 0
     GOOS: darwin
@@ -146,7 +146,7 @@ steps:
   image: golang:1-alpine
   commands:
   - apk add --no-cache git
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_TAG##v}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-darwin-${DRONE_STAGE_ARCH}
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_TAG##v}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-darwin-${DRONE_STAGE_ARCH}
   environment:
     CGO_ENABLED: 0
     GOOS: darwin
@@ -232,7 +232,7 @@ steps:
   - sed -i '/npm run build/d' ui/assets.go
   - go install github.com/swaggo/swag/cmd/swag@latest
   - go generate -v ./...
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}
   - ln happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH} happydomain
   environment:
     CGO_ENABLED: 0
@@ -248,7 +248,7 @@ steps:
   - sed -i '/npm run build/d' ui/assets.go
   - go install github.com/swaggo/swag/cmd/swag@latest
   - go generate -v ./...
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X main.Version=${DRONE_TAG##v} -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X main.Version=${DRONE_TAG##v} -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}
   - ln happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH} happydomain
   environment:
     CGO_ENABLED: 0
@@ -295,7 +295,7 @@ steps:
   image: golang:1-alpine
   commands:
   - apk add --no-cache git
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-darwin-${DRONE_STAGE_ARCH}
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-darwin-${DRONE_STAGE_ARCH}
   environment:
     CGO_ENABLED: 0
     GOOS: darwin
@@ -309,7 +309,7 @@ steps:
   image: golang:1-alpine
   commands:
   - apk add --no-cache git
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_TAG##v}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-darwin-${DRONE_STAGE_ARCH}
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_TAG##v}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-darwin-${DRONE_STAGE_ARCH}
   environment:
     CGO_ENABLED: 0
     GOOS: darwin
@@ -395,7 +395,7 @@ steps:
   - sed -i '/npm run build/d' ui/assets.go
   - go install github.com/swaggo/swag/cmd/swag@latest
   - go generate -v ./...
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}el
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}el
   environment:
     CGO_ENABLED: 0
     GOARM: 5
@@ -414,7 +414,7 @@ steps:
   - sed -i '/npm run build/d' ui/assets.go
   - go install github.com/swaggo/swag/cmd/swag@latest
   - go generate -v ./...
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_TAG##v}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}el
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_TAG##v}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}el
   environment:
     CGO_ENABLED: 0
     GOARM: 5
@@ -461,7 +461,7 @@ steps:
   image: golang:1-alpine
   commands:
   - apk --no-cache add build-base git
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}hf
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}hf
   environment:
     CGO_ENABLED: 0
     GOARM: 6
@@ -477,7 +477,7 @@ steps:
   image: golang:1-alpine
   commands:
   - apk --no-cache add build-base git
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_TAG##v}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}hf
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_TAG##v}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}hf
   environment:
     CGO_ENABLED: 0
     GOARM: 6
@@ -527,7 +527,7 @@ steps:
   - "[ -f docs/docs.go ] || sed -i '/npm run build/d' ui/assets.go"
   - "[ -f docs/docs.go ] || go install github.com/swaggo/swag/cmd/swag@latest"
   - "[ -f docs/docs.go ] || go generate -v ./..."
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}v7
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_BRANCH}-${DRONE_COMMIT}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}v7
   - ln happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}v7 happydomain
   environment:
     CGO_ENABLED: 0
@@ -541,7 +541,7 @@ steps:
   image: golang:1-alpine
   commands:
   - apk --no-cache add build-base git
-  - go build -v -tags netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_TAG##v}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}v7
+  - go build -v -tags listmonk,netgo,swagger,ui -ldflags '-w -X "main.Version=${DRONE_TAG##v}" -X main.build=${DRONE_BUILD_NUMBER}' -o happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}v7
   - ln happydomain-${DRONE_STAGE_OS}-${DRONE_STAGE_ARCH}v7 happydomain
   environment:
     CGO_ENABLED: 0
diff --git a/README.md b/README.md
index db188bf..396cd27 100644
--- a/README.md
+++ b/README.md
@@ -59,7 +59,7 @@ go generate ./...
 3. Finaly, build the Go code:
 
 ```
-go build -tags swagger,ui
+go build -tags listmonk,swagger,ui
 ```
 
 This last command will create a binary `happyDomain` you can use standalone.
diff --git a/actions/newsletter.go b/actions/newsletter.go
new file mode 100644
index 0000000..7aa7afb
--- /dev/null
+++ b/actions/newsletter.go
@@ -0,0 +1,43 @@
+// Copyright or © or Copr. happyDNS (2023)
+//
+// contact@happydomain.org
+//
+// This software is a computer program whose purpose is to provide a modern
+// interface to interact with DNS systems.
+//
+// This software is governed by the CeCILL license under French law and abiding
+// by the rules of distribution of free software.  You can use, modify and/or
+// redistribute the software under the terms of the CeCILL license as
+// circulated by CEA, CNRS and INRIA at the following URL
+// "http://www.cecill.info".
+//
+// As a counterpart to the access to the source code and rights to copy, modify
+// and redistribute granted by the license, users are provided only with a
+// limited warranty and the software's author, the holder of the economic
+// rights, and the successive licensors have only limited liability.
+//
+// In this respect, the user's attention is drawn to the risks associated with
+// loading, using, modifying and/or developing or reproducing the software by
+// the user in light of its specific status of free software, that may mean
+// that it is complicated to manipulate, and that also therefore means that it
+// is reserved for developers and experienced professionals having in-depth
+// computer knowledge. Users are therefore encouraged to load and test the
+// software's suitability as regards their requirements in conditions enabling
+// the security of their systems and/or data to be ensured and, more generally,
+// to use and operate it in the same conditions as regards security.
+//
+// The fact that you are presently reading this means that you have had
+// knowledge of the CeCILL license and that you accept its terms.
+
+//go:build !listmonk
+
+package actions
+
+import (
+	"git.happydns.org/happyDomain/model"
+)
+
+func SubscribeToNewsletter(u *happydns.User) error {
+	// Do nothing
+	return nil
+}
diff --git a/actions/newsletter_listmonk.go b/actions/newsletter_listmonk.go
new file mode 100644
index 0000000..399b2cb
--- /dev/null
+++ b/actions/newsletter_listmonk.go
@@ -0,0 +1,116 @@
+// Copyright or © or Copr. happyDNS (2023)
+//
+// contact@happydomain.org
+//
+// This software is a computer program whose purpose is to provide a modern
+// interface to interact with DNS systems.
+//
+// This software is governed by the CeCILL license under French law and abiding
+// by the rules of distribution of free software.  You can use, modify and/or
+// redistribute the software under the terms of the CeCILL license as
+// circulated by CEA, CNRS and INRIA at the following URL
+// "http://www.cecill.info".
+//
+// As a counterpart to the access to the source code and rights to copy, modify
+// and redistribute granted by the license, users are provided only with a
+// limited warranty and the software's author, the holder of the economic
+// rights, and the successive licensors have only limited liability.
+//
+// In this respect, the user's attention is drawn to the risks associated with
+// loading, using, modifying and/or developing or reproducing the software by
+// the user in light of its specific status of free software, that may mean
+// that it is complicated to manipulate, and that also therefore means that it
+// is reserved for developers and experienced professionals having in-depth
+// computer knowledge. Users are therefore encouraged to load and test the
+// software's suitability as regards their requirements in conditions enabling
+// the security of their systems and/or data to be ensured and, more generally,
+// to use and operate it in the same conditions as regards security.
+//
+// The fact that you are presently reading this means that you have had
+// knowledge of the CeCILL license and that you accept its terms.
+
+//go:build listmonk
+
+package actions
+
+import (
+	"bytes"
+	"encoding/json"
+	"flag"
+	"fmt"
+	"log"
+	"net/http"
+	"path/filepath"
+
+	"git.happydns.org/happyDomain/config"
+	"git.happydns.org/happyDomain/model"
+)
+
+var (
+	ListmonkURL config.URL
+	ListmonkId  int
+)
+
+type ListmonkSubscriber struct {
+	Email                   string                 `json:"email"`
+	Name                    string                 `json:"name"`
+	Status                  string                 `json:"status,omitempty"`
+	Lists                   []int                  `json:"lists"`
+	Attribs                 map[string]interface{} `json:"attribs,omitempty"`
+	PreconfirmSubscriptions bool                   `json:"preconfirm_subscriptions,omitempty"`
+}
+
+func init() {
+	flag.Var(&ListmonkURL, "newsletter-server-url", "Base URL of the listmonk newsletter server")
+	flag.IntVar(&ListmonkId, "newsletter-id", 1, "Listmonk identifier of the list receiving the new user")
+}
+
+func SubscribeToNewsletter(u *happydns.User) (err error) {
+	if ListmonkURL.URL == nil {
+		if ListmonkId != 0 {
+			log.Println("SubscribeToNewsletter: not subscribing user as newsletter server is not defined.")
+		}
+		return nil
+	}
+
+	url := ListmonkURL.URL
+	url.Path = filepath.Join(url.Path, "api/subscribers")
+
+	jsonForm := &ListmonkSubscriber{
+		Email:                   u.Email,
+		Name:                    genUsername(u.Email),
+		Status:                  "enabled",
+		Lists:                   []int{ListmonkId},
+		PreconfirmSubscriptions: true,
+	}
+
+	j, err := json.Marshal(jsonForm)
+	if err != nil {
+		log.Printf("SubscribeToNewsletter: unable to encode the first request body: %s", err.Error())
+		return fmt.Errorf("an error occured when trying to subscribe to the newsletter. Please try again later.")
+	}
+	req, err := http.NewRequest("POST", url.String(), bytes.NewReader(j))
+	if err != nil {
+		log.Printf("SubscribeToNewsletter: unable to create the first request: %s", err.Error())
+		return fmt.Errorf("an error occured when trying to subscribe to the newsletter. Please try again later.")
+	}
+	req.Header.Set("Content-Type", "application/json")
+
+	resp, err := http.DefaultClient.Do(req)
+	if err != nil {
+		log.Printf("SubscribeToNewsletter: unable to perform the first request body: %s", err.Error())
+		return fmt.Errorf("an error occured when trying to subscribe to the newsletter. Please try again later.")
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		var msg map[string]string
+		dec := json.NewDecoder(resp.Body)
+		dec.Decode(&msg)
+
+		log.Printf("SubscribeToNewsletter: unable to perform the first request body: %s", msg["message"])
+		return fmt.Errorf("an error occured when trying to subscribe to the newsletter. Please try again later.")
+	}
+
+	return
+}
diff --git a/actions/users.go b/actions/users.go
index 23de36a..3f47099 100644
--- a/actions/users.go
+++ b/actions/users.go
@@ -41,11 +41,11 @@ import (
 	"git.happydns.org/happyDomain/utils"
 )
 
-func genUsername(user *happydns.UserAuth) (toName string) {
-	if n := strings.Index(user.Email, "+"); n > 0 {
-		toName = user.Email[0:n]
+func genUsername(email string) (toName string) {
+	if n := strings.Index(email, "+"); n > 0 {
+		toName = email[0:n]
 	} else {
-		toName = user.Email[0:strings.Index(user.Email, "@")]
+		toName = email[0:strings.Index(email, "@")]
 	}
 	if len(toName) > 1 {
 		toNameCopy := strings.Replace(toName, ".", " ", -1)
@@ -68,7 +68,7 @@ func genUsername(user *happydns.UserAuth) (toName string) {
 }
 
 func SendValidationLink(opts *config.Options, user *happydns.UserAuth) error {
-	toName := genUsername(user)
+	toName := genUsername(user.Email)
 	return utils.SendMail(
 		&mail.Address{Name: toName, Address: user.Email},
 		"Your new account on happyDomain",
@@ -87,7 +87,7 @@ In order to validate your account, please follow this link now:
 }
 
 func SendRecoveryLink(opts *config.Options, user *happydns.UserAuth) error {
-	toName := genUsername(user)
+	toName := genUsername(user.Email)
 	return utils.SendMail(
 		&mail.Address{Name: toName, Address: user.Email},
 		"Recover your happyDomain account",
diff --git a/api/auth.go b/api/auth.go
index e94a19c..9e920ad 100644
--- a/api/auth.go
+++ b/api/auth.go
@@ -41,6 +41,7 @@ import (
 	"github.com/gin-gonic/gin"
 	"github.com/golang-jwt/jwt/v5"
 
+	"git.happydns.org/happyDomain/actions"
 	"git.happydns.org/happyDomain/config"
 	"git.happydns.org/happyDomain/model"
 	"git.happydns.org/happyDomain/storage"
@@ -51,6 +52,7 @@ type UserProfile struct {
 	Email         string    `json:"email"`
 	EmailVerified bool      `json:"email_verified"`
 	CreatedAt     time.Time `json:"created_at"`
+	Newsletter    bool      `json:"wantReceiveUpdate,omitempty"`
 }
 
 type UserClaims struct {
@@ -84,6 +86,14 @@ func retrieveUserFromClaims(claims *UserClaims) (user *happydns.User, err error)
 			err = fmt.Errorf("has a correct JWT, but an error occured when trying to create the user: %w", err)
 			return
 		}
+
+		if claims.Profile.Newsletter {
+			err = actions.SubscribeToNewsletter(user)
+			if err != nil {
+				err = fmt.Errorf("something goes wrong during newsletter subscription: %w", err)
+				return
+			}
+		}
 	} else if time.Since(user.LastSeen) > time.Hour*12 {
 		// Update user's data when connected more than 12 hours
 		updateUserFromClaims(user, claims)
diff --git a/api/user_auth.go b/api/user_auth.go
index 8769eef..f06125c 100644
--- a/api/user_auth.go
+++ b/api/user_auth.go
@@ -214,6 +214,7 @@ func checkAuth(opts *config.Options, c *gin.Context) {
 		Email:         user.Email,
 		EmailVerified: user.EmailVerification != nil,
 		CreatedAt:     user.CreatedAt,
+		Newsletter:    user.AllowCommercials,
 	})
 	if err != nil {
 		log.Printf("%s %s", c.ClientIP(), err.Error())