diff --git a/__test__/features/Calendars/CalendarAPI.test.tsx b/__test__/features/Calendars/CalendarAPI.test.tsx
index c17e69c..9c3a901 100644
--- a/__test__/features/Calendars/CalendarAPI.test.tsx
+++ b/__test__/features/Calendars/CalendarAPI.test.tsx
@@ -4,6 +4,7 @@ import {
   addSharedCalendar,
   getCalendar,
   getCalendars,
+  getSecretLink,
   postCalendar,
   proppatchCalendar,
   removeCalendar,
@@ -114,6 +115,40 @@ describe("Calendar API", () => {
     });
   });
 
+  it("get secret link ", async () => {
+    const calLink = "/calendars/calId.json";
+    (api.get as jest.Mock).mockReturnValue({
+      json: jest.fn().mockResolvedValue("link"),
+    });
+
+    const noreset = await getSecretLink(calLink, false);
+
+    expect(api.get).toHaveBeenCalledWith(
+      `calendar/api${calLink}/secret-link?shouldResetLink=false`,
+      {
+        headers: {
+          Accept: "application/json, text/plain, */*",
+        },
+      }
+    );
+  });
+  it("get secret link ", async () => {
+    const calLink = "/calendars/calId.json";
+    (api.get as jest.Mock).mockReturnValue({
+      json: jest.fn().mockResolvedValue("link"),
+    });
+    const reset = await getSecretLink(calLink, true);
+
+    expect(api.get).toHaveBeenCalledWith(
+      `calendar/api${calLink}/secret-link?shouldResetLink=true`,
+      {
+        headers: {
+          Accept: "application/json, text/plain, */*",
+        },
+      }
+    );
+  });
+
   it("When adding a sharedCal with #default as a name a new name is sent to the back", async () => {
     const mockApiPost = jest.spyOn(api, "post");
 
diff --git a/__test__/features/Calendars/CalendarModal.test.tsx b/__test__/features/Calendars/CalendarModal.test.tsx
index c0a6a65..dc904b0 100644
--- a/__test__/features/Calendars/CalendarModal.test.tsx
+++ b/__test__/features/Calendars/CalendarModal.test.tsx
@@ -3,6 +3,11 @@ import CalendarPopover from "../../../src/components/Calendar/CalendarModal";
 import { renderWithProviders } from "../../utils/Renderwithproviders";
 import * as eventThunks from "../../../src/features/Calendars/CalendarSlice";
 import { Calendars } from "../../../src/features/Calendars/CalendarTypes";
+import { getSecretLink } from "../../../src/features/Calendars/CalendarApi";
+
+jest.mock("../../../src/features/Calendars/CalendarApi", () => ({
+  getSecretLink: jest.fn(),
+}));
 
 describe("CalendarPopover", () => {
   const mockOnClose = jest.fn();
@@ -308,6 +313,9 @@ describe("CalendarPopover - Tabs Scenarios", () => {
     Object.assign(navigator, {
       clipboard: { writeText: jest.fn() },
     });
+    (getSecretLink as jest.Mock).mockResolvedValue({
+      secretLink: "https://example.org/secret/initial",
+    });
 
     renderWithProviders(
       <CalendarPopover
@@ -326,7 +334,7 @@ describe("CalendarPopover - Tabs Scenarios", () => {
     expect(input).toHaveValue("https://cal.example.org/calendars/user1/cal1");
 
     // Click copy button (find button containing ContentCopyIcon)
-    const copyIcon = screen.getByTestId("ContentCopyIcon");
+    const copyIcon = screen.getAllByTestId("ContentCopyIcon")[0];
     const copyButton = copyIcon.closest("button");
     if (copyButton) {
       fireEvent.click(copyButton);
@@ -433,4 +441,46 @@ describe("CalendarPopover - Tabs Scenarios", () => {
       expect(importButton).toBeDisabled();
     });
   });
+
+  it("fetches and resets the secret link", async () => {
+    (window as any).CALENDAR_BASE_URL = "https://cal.example.org";
+
+    (getSecretLink as jest.Mock)
+      .mockResolvedValueOnce({
+        secretLink: "https://example.org/secret/initial",
+      })
+      .mockResolvedValueOnce({
+        secretLink: "https://example.org/secret/new",
+      });
+
+    renderWithProviders(
+      <CalendarPopover
+        open={true}
+        onClose={mockOnClose}
+        calendar={existingCalendar}
+      />,
+      { user: baseUser }
+    );
+
+    fireEvent.click(screen.getByRole("tab", { name: /Access/i }));
+
+    await waitFor(() =>
+      expect(
+        screen.getByDisplayValue("https://example.org/secret/initial")
+      ).toBeInTheDocument()
+    );
+
+    fireEvent.click(screen.getByRole("button", { name: /reset/i }));
+
+    await waitFor(() =>
+      expect(
+        screen.getByDisplayValue("https://example.org/secret/new")
+      ).toBeInTheDocument()
+    );
+
+    expect(getSecretLink).toHaveBeenCalledWith(
+      existingCalendar.link.replace(".json", ""),
+      true
+    );
+  });
 });
diff --git a/src/components/Calendar/AccessTab.tsx b/src/components/Calendar/AccessTab.tsx
index ba361cc..ce9e054 100644
--- a/src/components/Calendar/AccessTab.tsx
+++ b/src/components/Calendar/AccessTab.tsx
@@ -1,39 +1,102 @@
 import ContentCopyIcon from "@mui/icons-material/ContentCopy";
-import { Box, IconButton, TextField } from "@mui/material";
-import { useState } from "react";
+import {
+  Box,
+  IconButton,
+  TextField,
+  Button,
+  Typography,
+  InputAdornment,
+} from "@mui/material";
+import { useState, useEffect } from "react";
+import { getSecretLink } from "../../features/Calendars/CalendarApi";
 import { Calendars } from "../../features/Calendars/CalendarTypes";
+import { FieldWithLabel } from "../Event/components/FieldWithLabel";
 import { SnackbarAlert } from "../Loading/SnackBarAlert";
 import { useI18n } from "cozy-ui/transpiled/react/providers/I18n";
 
 export function AccessTab({ calendar }: { calendar: Calendars }) {
   const { t } = useI18n();
   const calDAVLink = `${(window as any).CALENDAR_BASE_URL}${calendar.link.replace(".json", "")}`;
+
+  const [secretLink, setSecretLink] = useState("");
   const [open, setOpen] = useState(false);
 
-  const handleCopy = () => {
-    navigator.clipboard.writeText(calDAVLink);
+  useEffect(() => {
+    async function fetchSecret() {
+      const existing = await getSecretLink(
+        calendar.link.replace(".json", ""),
+        false
+      );
+      setSecretLink(existing.secretLink);
+    }
+    fetchSecret();
+  }, [calendar.link]);
+
+  const handleCopy = (content: string) => {
+    navigator.clipboard.writeText(content);
     setOpen(true);
   };
 
+  const handleResetSecretLink = async () => {
+    const newSecret = await getSecretLink(
+      calendar.link.replace(".json", ""),
+      true
+    );
+    setSecretLink(newSecret.secretLink);
+  };
+
   return (
     <>
-      <Box mt={2}>
-        <TextField
-          disabled
-          fullWidth
-          label={t("calendar.caldav_access")}
-          value={calDAVLink}
-          slotProps={{
-            input: {
+      <FieldWithLabel label={t("calendar.caldav_access")} isExpanded={false}>
+        <Box mt={2}>
+          <TextField
+            disabled
+            fullWidth
+            label={t("calendar.caldav_access")}
+            value={calDAVLink}
+            InputProps={{
               endAdornment: (
-                <IconButton onClick={handleCopy} edge="end">
-                  <ContentCopyIcon />
-                </IconButton>
+                <InputAdornment position="end">
+                  <IconButton onClick={() => handleCopy(calDAVLink)} edge="end">
+                    <ContentCopyIcon fontSize="small" />
+                  </IconButton>
+                </InputAdornment>
               ),
-            },
-          }}
-        />
-      </Box>
+            }}
+          />
+        </Box>
+      </FieldWithLabel>
+
+      <FieldWithLabel label={t("calendar.secretUrl")} isExpanded={false}>
+        <Box mt={3} display="flex" alignItems="center" gap={1}>
+          <TextField
+            disabled
+            fullWidth
+            label={t("calendar.secretUrl")}
+            value={secretLink}
+            InputProps={{
+              endAdornment: (
+                <InputAdornment position="end">
+                  <IconButton onClick={() => handleCopy(secretLink)} edge="end">
+                    <ContentCopyIcon fontSize="small" />
+                  </IconButton>
+                </InputAdornment>
+              ),
+            }}
+          />
+          <Button variant="outlined" onClick={handleResetSecretLink}>
+            {t("actions.reset")}
+          </Button>
+        </Box>
+      </FieldWithLabel>
+
+      <Typography
+        variant="body2"
+        sx={{ color: "text.secondary", mt: 1, lineHeight: 1.5 }}
+      >
+        {t("calendar.secretUrlDesc")}
+      </Typography>
+
       <SnackbarAlert
         setOpen={setOpen}
         open={open}
diff --git a/src/features/Calendars/CalendarApi.ts b/src/features/Calendars/CalendarApi.ts
index 0aff59f..4519227 100644
--- a/src/features/Calendars/CalendarApi.ts
+++ b/src/features/Calendars/CalendarApi.ts
@@ -128,3 +128,14 @@ export async function updateAclCalendar(calLink: string, request: string) {
   });
   return response;
 }
+
+export async function getSecretLink(calLink: string, reset: boolean) {
+  const response = await api
+    .get(`calendar/api${calLink}/secret-link?shouldResetLink=${reset}`, {
+      headers: {
+        Accept: "application/json, text/plain, */*",
+      },
+    })
+    .json();
+  return response as { secretLink: string };
+}
diff --git a/src/locales/en.json b/src/locales/en.json
index 2cb7c01..6423faa 100644
--- a/src/locales/en.json
+++ b/src/locales/en.json
@@ -5,6 +5,8 @@
     "delegated": "Delegated Calendars",
     "other": "Other Calendars",
     "caldav_access": "CalDAV access",
+    "secretUrl": "Secret URL",
+    "secretUrlDesc": "The secret address can be used to view all calendar events even without access permissions. You can reset your current secret address and get a new one.",
     "import_file_description": "Import events from an ICS file to one of your calendars.",
     "ics_feed_url": "ICS feed URL",
     "import_to": "Import to",
@@ -28,7 +30,8 @@
     "save": "Save",
     "create": "Create",
     "import": "Import",
-    "add": "Add"
+    "add": "Add",
+    "reset": "Reset"
   },
   "common": {
     "cancel": "Cancel",
diff --git a/src/locales/fr.json b/src/locales/fr.json
index eac593e..1770bad 100644
--- a/src/locales/fr.json
+++ b/src/locales/fr.json
@@ -5,6 +5,8 @@
     "delegated": "Calendriers délégués",
     "other": "Autres calendriers",
     "caldav_access": "Accès CalDAV",
+    "secretUrl": "URL secrète",
+    "secretUrlDesc": "L'adresse secrète peut être utilisée pour visualiser tous vos calendiers même sans permissions. Vous pouvez la réinitialiser pour en obtenir une nouvelle.",
     "import_file_description": "Importer des événements depuis un fichier ICS vers l'un de vos calendriers.",
     "ics_feed_url": "URL du flux ICS",
     "import_to": "Importer vers",
@@ -28,7 +30,8 @@
     "save": "Enregistrer",
     "create": "Créer",
     "import": "Importer",
-    "add": "Ajouter"
+    "add": "Ajouter",
+    "reset": "Réinitialiser"
   },
   "common": {
     "cancel": "Annuler",