diff --git a/frontend-modern/src/components/Settings/ConnectionEditor/CredentialSlots/TrueNASCredentialSlot.tsx b/frontend-modern/src/components/Settings/ConnectionEditor/CredentialSlots/TrueNASCredentialSlot.tsx
index f8a18cd7d..8ed082019 100644
--- a/frontend-modern/src/components/Settings/ConnectionEditor/CredentialSlots/TrueNASCredentialSlot.tsx
+++ b/frontend-modern/src/components/Settings/ConnectionEditor/CredentialSlots/TrueNASCredentialSlot.tsx
@@ -7,6 +7,7 @@ import {
   formLabel,
   formSelect,
 } from '@/components/shared/Form';
+import { TlsVerificationWarningBanner } from '@/components/shared/TlsVerificationWarningBanner';
 import { MonitoredSystemAdmissionPreview } from '../../MonitoredSystemAdmissionPreview';
 import type { TrueNASConnection } from '@/api/truenas';
 import type { TrueNASSettingsPanelState } from '../../useTrueNASSettingsPanelState';
@@ -191,6 +192,12 @@ export const TrueNASCredentialSlot: Component<TrueNASCredentialSlotProps> = (pro
             <span class={formHelpText}>Optional certificate pin for HTTPS connections.</span>
           </label>
           <div class="space-y-3 rounded-md border border-border bg-surface-alt px-4 py-3">
+            <Show when={props.state.form().insecureSkipVerify}>
+              <TlsVerificationWarningBanner
+                subject="this TrueNAS connection"
+                remediation="Install a trusted certificate or configure the TLS fingerprint before using this in production."
+              />
+            </Show>
             <label class="flex items-center gap-3">
               <input
                 type="checkbox"
diff --git a/frontend-modern/src/components/Settings/ConnectionEditor/CredentialSlots/VMwareCredentialSlot.tsx b/frontend-modern/src/components/Settings/ConnectionEditor/CredentialSlots/VMwareCredentialSlot.tsx
index 3a1103f7e..8b6160b69 100644
--- a/frontend-modern/src/components/Settings/ConnectionEditor/CredentialSlots/VMwareCredentialSlot.tsx
+++ b/frontend-modern/src/components/Settings/ConnectionEditor/CredentialSlots/VMwareCredentialSlot.tsx
@@ -8,6 +8,7 @@ import {
   formHelpText,
   formLabel,
 } from '@/components/shared/Form';
+import { TlsVerificationWarningBanner } from '@/components/shared/TlsVerificationWarningBanner';
 import { MonitoredSystemAdmissionPreview } from '../../MonitoredSystemAdmissionPreview';
 import type { VMwareConnection } from '@/api/vmware';
 import type { VMwareSettingsPanelState } from '../../useVMwareSettingsPanelState';
@@ -141,6 +142,12 @@ export const VMwareCredentialSlot: Component<VMwareCredentialSlotProps> = (props
         </div>
 
         <div class="space-y-3 rounded-md border border-border bg-surface-alt px-4 py-3">
+          <Show when={props.state.form().insecureSkipVerify}>
+            <TlsVerificationWarningBanner
+              subject="this vCenter connection"
+              remediation="Install a trusted certificate for vCenter before using this in production."
+            />
+          </Show>
           <label class="flex items-center gap-3">
             <input
               type="checkbox"
diff --git a/frontend-modern/src/components/Settings/__tests__/settingsArchitecture.test.ts b/frontend-modern/src/components/Settings/__tests__/settingsArchitecture.test.ts
index b95712584..0c05c45da 100644
--- a/frontend-modern/src/components/Settings/__tests__/settingsArchitecture.test.ts
+++ b/frontend-modern/src/components/Settings/__tests__/settingsArchitecture.test.ts
@@ -11,6 +11,8 @@ import connectionEditorSource from '../ConnectionEditor/ConnectionEditor.tsx?raw
 import addressProbeStepSource from '../ConnectionEditor/AddressProbeStep.tsx?raw';
 import connectionEditorStateSource from '../ConnectionEditor/useConnectionEditor.ts?raw';
 import nodeCredentialSlotSource from '../ConnectionEditor/CredentialSlots/NodeCredentialSlot.tsx?raw';
+import trueNASCredentialSlotSource from '../ConnectionEditor/CredentialSlots/TrueNASCredentialSlot.tsx?raw';
+import vmwareCredentialSlotSource from '../ConnectionEditor/CredentialSlots/VMwareCredentialSlot.tsx?raw';
 import diagnosticsResultsPanelSource from '../DiagnosticsResultsPanel.tsx?raw';
 import diagnosticsModelSource from '../diagnosticsModel.ts?raw';
 
@@ -149,6 +151,18 @@ describe('settings architecture guardrails', () => {
     expect(nodeCredentialSlotSource).toContain('<NodeModalMonitoringSection');
     expect(nodeCredentialSlotSource).toContain('<NodeModalStatusFooter');
     expect(nodeCredentialSlotSource).not.toContain('<Dialog');
+
+    expect(vmwareCredentialSlotSource).toContain('TlsVerificationWarningBanner');
+    expect(vmwareCredentialSlotSource).toContain('subject="this vCenter connection"');
+    expect(vmwareCredentialSlotSource).toContain(
+      'Install a trusted certificate for vCenter before using this in production.',
+    );
+
+    expect(trueNASCredentialSlotSource).toContain('TlsVerificationWarningBanner');
+    expect(trueNASCredentialSlotSource).toContain('subject="this TrueNAS connection"');
+    expect(trueNASCredentialSlotSource).toContain(
+      'Install a trusted certificate or configure the TLS fingerprint before using this in production.',
+    );
   });
 
   it('keeps diagnostics commercial funnel rendering on the shared results/model boundary', () => {
diff --git a/frontend-modern/src/components/shared/SharedPrimitives.guardrails.test.ts b/frontend-modern/src/components/shared/SharedPrimitives.guardrails.test.ts
index 0e627fb34..c26e003f4 100644
--- a/frontend-modern/src/components/shared/SharedPrimitives.guardrails.test.ts
+++ b/frontend-modern/src/components/shared/SharedPrimitives.guardrails.test.ts
@@ -78,6 +78,7 @@ import summaryMetricCardSource from '@/components/shared/SummaryMetricCard.tsx?r
 import summaryPanelSource from '@/components/shared/SummaryPanel.tsx?raw';
 import summarySynchronizedReadoutSource from '@/components/shared/SummarySynchronizedReadout.tsx?raw';
 import tagBadgesSource from '@/components/shared/TagBadges.tsx?raw';
+import tlsVerificationWarningBannerSource from '@/components/shared/TlsVerificationWarningBanner.tsx?raw';
 import commandPaletteStateSource from '@/components/shared/useCommandPaletteState.ts?raw';
 import columnPickerStateSource from '@/components/shared/useColumnPickerState.ts?raw';
 import tagInputStateSource from '@/components/shared/useTagInputState.ts?raw';
@@ -587,6 +588,14 @@ describe('shared primitive guardrails', () => {
     expect(reportingPanelSource).not.toContain('rounded-md border border-blue-200 bg-blue-50 p-6');
   });
 
+  it('keeps TLS verification warnings in the shared primitive boundary', () => {
+    expect(tlsVerificationWarningBannerSource).toContain('role="alert"');
+    expect(tlsVerificationWarningBannerSource).toContain('TLS verification disabled.');
+    expect(tlsVerificationWarningBannerSource).toContain('controlled lab environments');
+    expect(tlsVerificationWarningBannerSource).toContain('Install a trusted certificate');
+    expect(tlsVerificationWarningBannerSource).not.toContain('CalloutCard');
+  });
+
   it('keeps shared fleet limit banner copy on the monitored-system commercial term', () => {
     expect(monitoredSystemLimitWarningBannerModelSource).toContain(
       '@/utils/monitoredSystemPresentation',
diff --git a/frontend-modern/src/components/shared/TlsVerificationWarningBanner.tsx b/frontend-modern/src/components/shared/TlsVerificationWarningBanner.tsx
new file mode 100644
index 000000000..3f2ab8e41
--- /dev/null
+++ b/frontend-modern/src/components/shared/TlsVerificationWarningBanner.tsx
@@ -0,0 +1,28 @@
+import { splitProps, type JSX } from 'solid-js';
+
+interface TlsVerificationWarningBannerProps extends JSX.HTMLAttributes<HTMLDivElement> {
+  subject: string;
+  remediation?: string;
+}
+
+const bannerClass =
+  'rounded-md border border-amber-200 bg-amber-50 px-4 py-3 text-sm text-amber-900 dark:border-amber-700 dark:bg-amber-950/40 dark:text-amber-200';
+
+export function TlsVerificationWarningBanner(props: TlsVerificationWarningBannerProps) {
+  const [local, rest] = splitProps(props, ['subject', 'remediation', 'class']);
+
+  return (
+    <div
+      role="alert"
+      class={`${bannerClass} ${local.class ?? ''}`.trim()}
+      {...rest}
+    >
+      <span class="font-medium">TLS verification disabled.</span>{' '}
+      Pulse will accept untrusted certificates for {local.subject}. Use this only for
+      controlled lab environments.{' '}
+      {local.remediation ?? 'Install a trusted certificate before using this in production.'}
+    </div>
+  );
+}
+
+export default TlsVerificationWarningBanner;
diff --git a/frontend-modern/src/components/shared/__tests__/TlsVerificationWarningBanner.test.tsx b/frontend-modern/src/components/shared/__tests__/TlsVerificationWarningBanner.test.tsx
new file mode 100644
index 000000000..1b236cf0c
--- /dev/null
+++ b/frontend-modern/src/components/shared/__tests__/TlsVerificationWarningBanner.test.tsx
@@ -0,0 +1,29 @@
+import { cleanup, render, screen } from '@solidjs/testing-library';
+import { afterEach, describe, expect, it } from 'vitest';
+
+import { TlsVerificationWarningBanner } from '../TlsVerificationWarningBanner';
+
+describe('TlsVerificationWarningBanner', () => {
+  afterEach(() => cleanup());
+
+  it('renders the shared TLS risk copy with the supplied subject', () => {
+    render(() => <TlsVerificationWarningBanner subject="this connection" />);
+
+    expect(screen.getByRole('alert')).toHaveTextContent(
+      'TLS verification disabled. Pulse will accept untrusted certificates for this connection. Use this only for controlled lab environments. Install a trusted certificate before using this in production.',
+    );
+  });
+
+  it('renders custom remediation guidance when provided', () => {
+    render(() => (
+      <TlsVerificationWarningBanner
+        subject="this endpoint"
+        remediation="Install a trusted certificate on the endpoint before using this in production."
+      />
+    ));
+
+    expect(screen.getByRole('alert')).toHaveTextContent(
+      'Install a trusted certificate on the endpoint before using this in production.',
+    );
+  });
+});
diff --git a/frontend-modern/src/features/alerts/AlertAppriseDestinationsSection.tsx b/frontend-modern/src/features/alerts/AlertAppriseDestinationsSection.tsx
index 4abd92e40..4f3b94df7 100644
--- a/frontend-modern/src/features/alerts/AlertAppriseDestinationsSection.tsx
+++ b/frontend-modern/src/features/alerts/AlertAppriseDestinationsSection.tsx
@@ -1,6 +1,7 @@
 import { Show } from 'solid-js';
 
 import { SettingsPanel } from '@/components/shared/SettingsPanel';
+import { TlsVerificationWarningBanner } from '@/components/shared/TlsVerificationWarningBanner';
 import { Toggle } from '@/components/shared/Toggle';
 import {
   formControl,
@@ -207,6 +208,13 @@ export function AlertAppriseDestinationsSection(props: AlertAppriseDestinationsS
               <label class={labelClass('text-xs uppercase tracking-[0.08em]')}>
                 {ALERT_DESTINATIONS_APPRISE_TLS_LABEL}
               </label>
+              <Show when={props.config.skipTlsVerify}>
+                <TlsVerificationWarningBanner
+                  class="mb-3"
+                  subject="this Apprise API endpoint"
+                  remediation="Install a trusted certificate on the Apprise server before using this in production."
+                />
+              </Show>
               <label class="inline-flex items-center gap-2">
                 <input
                   type="checkbox"
diff --git a/frontend-modern/src/pages/__tests__/Alerts.helpers.test.ts b/frontend-modern/src/pages/__tests__/Alerts.helpers.test.ts
index add93ec80..f862a5324 100644
--- a/frontend-modern/src/pages/__tests__/Alerts.helpers.test.ts
+++ b/frontend-modern/src/pages/__tests__/Alerts.helpers.test.ts
@@ -9,6 +9,7 @@ import alertOverridesStateSource from '@/features/alerts/useAlertOverridesState.
 import alertDestinationsModelSource from '@/features/alerts/alertDestinationsModel.ts?raw';
 import alertDestinationsStateSource from '@/features/alerts/useAlertDestinationsState.ts?raw';
 import alertDestinationsTabStateSource from '@/features/alerts/useAlertDestinationsTabState.ts?raw';
+import alertAppriseDestinationsSectionSource from '@/features/alerts/AlertAppriseDestinationsSection.tsx?raw';
 import alertWebhookDestinationsStateSource from '@/features/alerts/useAlertWebhookDestinationsState.ts?raw';
 import alertAcknowledgementStateSource from '@/features/alerts/useAlertAcknowledgementState.ts?raw';
 import alertHistoryAdministrationCardSource from '@/features/alerts/AlertHistoryAdministrationCard.tsx?raw';
@@ -424,6 +425,11 @@ describe('tab path helpers', () => {
     expect(alertDestinationsTabSource).not.toContain('ALERT_DESTINATIONS_EMAIL_PANEL_TITLE');
     expect(alertDestinationsTabSource).not.toContain('ALERT_DESTINATIONS_APPRISE_PANEL_TITLE');
     expect(alertDestinationsTabSource).not.toContain('getAlertWebhooksSectionTitle');
+    expect(alertAppriseDestinationsSectionSource).toContain('TlsVerificationWarningBanner');
+    expect(alertAppriseDestinationsSectionSource).toContain('subject="this Apprise API endpoint"');
+    expect(alertAppriseDestinationsSectionSource).toContain(
+      'Install a trusted certificate on the Apprise server before using this in production.',
+    );
     expect(alertHistoryTabSource).not.toContain('useAlertIncidentTimelineState');
     expect(alertHistoryTabSource).not.toContain('AlertsAPI.getHistory');
     expect(alertHistoryTabSource).not.toContain('AlertsAPI.getIncidentsForResource');
diff --git a/tests/integration/tests/67-tls-verification-warning-banners.spec.ts b/tests/integration/tests/67-tls-verification-warning-banners.spec.ts
new file mode 100644
index 000000000..bea7fe1c1
--- /dev/null
+++ b/tests/integration/tests/67-tls-verification-warning-banners.spec.ts
@@ -0,0 +1,301 @@
+import fs from "node:fs";
+import path from "node:path";
+import { fileURLToPath } from "node:url";
+import { expect, test as base } from "@playwright/test";
+import { createAuthenticatedStorageState } from "./helpers";
+
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
+
+type WorkerFixtures = {
+  authStorageStatePath: string;
+};
+
+const VMWARE_SCREENSHOT_PATH = path.resolve(
+  __dirname,
+  "..",
+  "..",
+  "tmp",
+  "vmware-tls-warning-banner.png",
+);
+const TRUENAS_SCREENSHOT_PATH = path.resolve(
+  __dirname,
+  "..",
+  "..",
+  "tmp",
+  "truenas-tls-warning-banner.png",
+);
+const APPRISE_SCREENSHOT_PATH = path.resolve(
+  __dirname,
+  "..",
+  "..",
+  "tmp",
+  "apprise-tls-warning-banner.png",
+);
+
+const buildSafeTrueNASAdmissionPreview = () => ({
+  current_count: 1,
+  projected_count: 1,
+  additional_count: 0,
+  limit: 10,
+  would_exceed_limit: false,
+  effect: "attaches_existing",
+  current_systems: [],
+  projected_systems: [],
+  current_system: null,
+  projected_system: null,
+});
+
+const buildSafeVMwareAdmissionPreview = () => ({
+  current_count: 1,
+  projected_count: 1,
+  additional_count: 0,
+  limit: 10,
+  would_exceed_limit: false,
+  effect: "attaches_existing",
+  current_systems: [],
+  projected_systems: [],
+  current_system: null,
+  projected_system: null,
+});
+
+const test = base.extend<{}, WorkerFixtures>({
+  storageState: async ({ authStorageStatePath }, use) => {
+    await use(authStorageStatePath);
+  },
+  authStorageStatePath: [
+    async ({ browser }, use, workerInfo) => {
+      const storageStatePath = path.resolve(
+        __dirname,
+        "..",
+        "..",
+        "tmp",
+        "playwright-auth",
+        `tls-warning-banners-${workerInfo.project.name}.json`,
+      );
+      fs.mkdirSync(path.dirname(storageStatePath), { recursive: true });
+      await createAuthenticatedStorageState(browser, storageStatePath);
+      try {
+        await use(storageStatePath);
+      } finally {
+        fs.rmSync(storageStatePath, { force: true });
+      }
+    },
+    { scope: "worker" },
+  ],
+});
+
+async function mockVMwareConnections(page: import("@playwright/test").Page) {
+  await page.route("**/api/vmware/connections**", async (route) => {
+    const request = route.request();
+    const pathname = new URL(request.url()).pathname;
+
+    if (pathname === "/api/vmware/connections" && request.method() === "GET") {
+      await route.fulfill({
+        status: 200,
+        contentType: "application/json",
+        body: JSON.stringify([]),
+      });
+      return;
+    }
+
+    if (
+      pathname === "/api/vmware/connections/preview" &&
+      request.method() === "POST"
+    ) {
+      await route.fulfill({
+        status: 200,
+        contentType: "application/json",
+        body: JSON.stringify(buildSafeVMwareAdmissionPreview()),
+      });
+      return;
+    }
+
+    await route.continue();
+  });
+}
+
+async function mockTrueNASConnections(page: import("@playwright/test").Page) {
+  await page.route("**/api/truenas/connections**", async (route) => {
+    const request = route.request();
+    const pathname = new URL(request.url()).pathname;
+
+    if (pathname === "/api/truenas/connections" && request.method() === "GET") {
+      await route.fulfill({
+        status: 200,
+        contentType: "application/json",
+        body: JSON.stringify([]),
+      });
+      return;
+    }
+
+    if (
+      pathname === "/api/truenas/connections/preview" &&
+      request.method() === "POST"
+    ) {
+      await route.fulfill({
+        status: 200,
+        contentType: "application/json",
+        body: JSON.stringify(buildSafeTrueNASAdmissionPreview()),
+      });
+      return;
+    }
+
+    await route.continue();
+  });
+}
+
+async function mockAlertDestinations(page: import("@playwright/test").Page) {
+  await page.route("**/api/alerts/config", async (route) => {
+    await route.fulfill({
+      status: 200,
+      contentType: "application/json",
+      body: JSON.stringify({
+        enabled: true,
+        activationState: "active",
+        overrides: {},
+      }),
+    });
+  });
+
+  await page.route("**/api/alerts/active", async (route) => {
+    await route.fulfill({
+      status: 200,
+      contentType: "application/json",
+      body: JSON.stringify([]),
+    });
+  });
+
+  await page.route("**/api/notifications/email", async (route) => {
+    await route.fulfill({
+      status: 200,
+      contentType: "application/json",
+      body: JSON.stringify({
+        enabled: false,
+        provider: "",
+        server: "",
+        port: 587,
+        username: "",
+        password: "",
+        from: "",
+        to: [],
+        tls: false,
+        startTLS: false,
+      }),
+    });
+  });
+
+  await page.route("**/api/notifications/apprise", async (route) => {
+    await route.fulfill({
+      status: 200,
+      contentType: "application/json",
+      body: JSON.stringify({
+        enabled: true,
+        mode: "http",
+        targets: [],
+        cliPath: "apprise",
+        timeoutSeconds: 15,
+        serverUrl: "https://apprise.lab.local",
+        configKey: "",
+        apiKey: "",
+        apiKeyHeader: "X-API-KEY",
+        skipTlsVerify: false,
+      }),
+    });
+  });
+
+  await page.route("**/api/notifications/webhooks", async (route) => {
+    await route.fulfill({
+      status: 200,
+      contentType: "application/json",
+      body: JSON.stringify([]),
+    });
+  });
+}
+
+test.describe("TLS verification warning banners", () => {
+  test.setTimeout(180_000);
+
+  test("keeps a persistent warning visible while editing a VMware connection", async ({
+    page,
+  }) => {
+    await mockVMwareConnections(page);
+
+    await page.goto("/settings/infrastructure", {
+      waitUntil: "domcontentloaded",
+    });
+    await page.waitForURL(/\/settings\/infrastructure/, {
+      timeout: 15_000,
+    });
+
+    await page.getByRole("button", { name: "Add infrastructure" }).click();
+    await page.getByRole("button", { name: "VMware" }).click();
+    await page.getByLabel("Skip TLS verification").check();
+
+    const warning = page.getByRole("alert").filter({
+      hasText: "this vCenter connection",
+    });
+    await expect(warning).toBeVisible();
+    await expect(warning).toContainText(
+      "Install a trusted certificate for vCenter before using this in production.",
+    );
+
+    fs.mkdirSync(path.dirname(VMWARE_SCREENSHOT_PATH), { recursive: true });
+    await page.screenshot({ path: VMWARE_SCREENSHOT_PATH, fullPage: true });
+  });
+
+  test("keeps a persistent warning visible while editing a TrueNAS connection", async ({
+    page,
+  }) => {
+    await mockTrueNASConnections(page);
+
+    await page.goto("/settings/infrastructure", {
+      waitUntil: "domcontentloaded",
+    });
+    await page.waitForURL(/\/settings\/infrastructure/, {
+      timeout: 15_000,
+    });
+
+    await page.getByRole("button", { name: "Add infrastructure" }).click();
+    await page.getByRole("button", { name: "TrueNAS" }).click();
+    await page.getByLabel("Skip TLS verification").check();
+
+    const warning = page.getByRole("alert").filter({
+      hasText: "this TrueNAS connection",
+    });
+    await expect(warning).toBeVisible();
+    await expect(warning).toContainText(
+      "Install a trusted certificate or configure the TLS fingerprint before using this in production.",
+    );
+
+    fs.mkdirSync(path.dirname(TRUENAS_SCREENSHOT_PATH), { recursive: true });
+    await page.screenshot({ path: TRUENAS_SCREENSHOT_PATH, fullPage: true });
+  });
+
+  test("keeps a persistent warning visible while enabling Apprise self-signed certificates", async ({
+    page,
+  }) => {
+    await mockAlertDestinations(page);
+
+    await page.goto("/alerts/destinations", {
+      waitUntil: "domcontentloaded",
+    });
+    await page.waitForURL(/\/alerts\/destinations/, { timeout: 15_000 });
+
+    await expect(
+      page.getByRole("heading", { level: 1, name: "Notification Destinations" }),
+    ).toBeVisible();
+
+    await page.getByLabel("Allow self-signed certificates").check();
+
+    const warning = page.getByRole("alert").filter({
+      hasText: "this Apprise API endpoint",
+    });
+    await expect(warning).toBeVisible();
+    await expect(warning).toContainText(
+      "Install a trusted certificate on the Apprise server before using this in production.",
+    );
+
+    fs.mkdirSync(path.dirname(APPRISE_SCREENSHOT_PATH), { recursive: true });
+    await page.screenshot({ path: APPRISE_SCREENSHOT_PATH, fullPage: true });
+  });
+});