diff --git a/frontend/src/pages/admin/AdminImpersonationSafeguards.test.tsx b/frontend/src/pages/admin/AdminImpersonationSafeguards.test.tsx
new file mode 100644
index 00000000..b6c8f19c
--- /dev/null
+++ b/frontend/src/pages/admin/AdminImpersonationSafeguards.test.tsx
@@ -0,0 +1,115 @@
+import { describe, it, expect, beforeEach } from "vitest";
+import { render, screen, waitFor } from "@testing-library/react";
+import userEvent from "@testing-library/user-event";
+import { http, HttpResponse } from "msw";
+import { server } from "../../test/mocks/server";
+import { MemoryRouter } from "react-router-dom";
+import AdminImpersonationSafeguards from "./AdminImpersonationSafeguards";
+
+const mockSession = {
+  id: "session-1",
+  adminId: "admin-security-chief",
+  impersonatedUserId: "user-target-88",
+  reason: "Investigating user issue ticket #SUP-4412",
+  approvalTicketId: "SUP-4412",
+  status: "ACTIVE" as const,
+  tokenHash: "hash-123",
+  maxDurationMinutes: 30,
+  expiresAt: new Date(Date.now() + 1800000).toISOString(),
+  endedAt: null,
+  ipAddress: "127.0.0.1",
+  createdAt: new Date().toISOString(),
+  updatedAt: new Date().toISOString(),
+};
+
+const mockAuditLogs = [
+  {
+    id: "log-1",
+    sessionId: "session-1",
+    requestMethod: "GET",
+    requestPath: "/api/v1/user/profile",
+    actorAdminId: "admin-security-chief",
+    targetUserId: "user-target-88",
+    ipAddress: "127.0.0.1",
+    timestamp: new Date().toISOString(),
+  },
+];
+
+let currentSessions = [mockSession];
+
+function setup() {
+  currentSessions = [mockSession];
+  server.use(
+    http.get("/api/v1/admin/impersonation/sessions", () =>
+      HttpResponse.json({ sessions: currentSessions })
+    ),
+    http.post("/api/v1/admin/impersonation/start", () =>
+      HttpResponse.json({
+        session: mockSession,
+        token: "impersonation-token-123",
+      })
+    ),
+    http.post("/api/v1/admin/impersonation/stop", () => {
+      currentSessions = [{ ...mockSession, status: "ENDED" }];
+      return HttpResponse.json({ success: true });
+    }),
+    http.get("/api/v1/admin/impersonation/audit-logs", () =>
+      HttpResponse.json({ auditLogs: mockAuditLogs })
+    )
+  );
+  window.localStorage.setItem("bridge-watch:admin-api-key:v1", JSON.stringify("test-token"));
+}
+
+function renderPage() {
+  return render(
+    <MemoryRouter>
+      <AdminImpersonationSafeguards />
+    </MemoryRouter>
+  );
+}
+
+describe("AdminImpersonationSafeguards page", () => {
+  beforeEach(() => {
+    setup();
+  });
+
+  it("renders heading and active impersonation session", async () => {
+    renderPage();
+    expect(
+      screen.getByRole("heading", { name: /admin impersonation safeguards/i })
+    ).toBeInTheDocument();
+
+    await waitFor(() => {
+      expect(screen.getByText(/ACTIVE IMPERSONATION SESSION/i)).toBeInTheDocument();
+    });
+    expect(screen.getAllByText("user-target-88").length).toBeGreaterThan(0);
+  });
+
+  it("handles stopping an impersonation session", async () => {
+    renderPage();
+
+    const stopButton = await screen.findByRole("button", { name: /end session now/i });
+    expect(stopButton).toBeInTheDocument();
+    await userEvent.click(stopButton);
+
+    await waitFor(() => {
+      expect(screen.queryByText(/ACTIVE IMPERSONATION SESSION/i)).not.toBeInTheDocument();
+    });
+  });
+
+  it("fetches audit logs when session detail is requested", async () => {
+    renderPage();
+
+    await waitFor(() => {
+      expect(screen.getAllByText("user-target-88").length).toBeGreaterThan(0);
+    });
+
+    const auditTrailButtons = screen.getAllByRole("button", { name: /audit trail/i });
+    if (auditTrailButtons.length > 0) {
+      await userEvent.click(auditTrailButtons[0]);
+      await waitFor(() => {
+        expect(screen.getByText("/api/v1/user/profile")).toBeInTheDocument();
+      });
+    }
+  });
+});
diff --git a/frontend/src/pages/admin/AllowlistManagement.test.tsx b/frontend/src/pages/admin/AllowlistManagement.test.tsx
new file mode 100644
index 00000000..66c95486
--- /dev/null
+++ b/frontend/src/pages/admin/AllowlistManagement.test.tsx
@@ -0,0 +1,103 @@
+import { describe, it, expect, beforeEach } from "vitest";
+import { render, screen, waitFor } from "@testing-library/react";
+import userEvent from "@testing-library/user-event";
+import { http, HttpResponse } from "msw";
+import { server } from "../../test/mocks/server";
+import { MemoryRouter } from "react-router-dom";
+import AllowlistManagement from "./AllowlistManagement";
+
+const mockAllowlist = [
+  {
+    id: "entry-1",
+    contractAddress: "CCW67TSB3SSS4ZXGBOI2CCBGH2QPBDH2VMKCEW47GFZ2G5J57TL2JG3V",
+    addedBy: "admin-1",
+    addedAt: new Date().toISOString(),
+    isActive: true,
+  },
+];
+
+const mockRequests = [
+  {
+    id: "req-1",
+    contractAddress: "CDLZFC3SYJYDZT7K67VZ75HPJVIEUVNIXF47ZG2FB2RMWAXA26TXTXFX",
+    action: "add" as const,
+    reason: "New liquidity pool integration",
+    requestedBy: "op-lead",
+    status: "pending" as const,
+    reviewedBy: null,
+    reviewComment: null,
+    reviewedAt: null,
+    createdAt: new Date().toISOString(),
+  },
+];
+
+function setup() {
+  server.use(
+    http.get("/api/v1/admin/allowlist", () =>
+      HttpResponse.json({ allowlist: mockAllowlist })
+    ),
+    http.get("/api/v1/admin/allowlist/change-requests", () =>
+      HttpResponse.json({ changeRequests: mockRequests })
+    ),
+    http.post("/api/v1/admin/allowlist/change-requests", () =>
+      HttpResponse.json({ success: true }, { status: 201 })
+    ),
+    http.post("/api/v1/admin/allowlist/change-requests/:id/review", () =>
+      HttpResponse.json({ success: true })
+    )
+  );
+}
+
+function renderPage() {
+  return render(
+    <MemoryRouter>
+      <AllowlistManagement />
+    </MemoryRouter>
+  );
+}
+
+describe("AllowlistManagement page", () => {
+  beforeEach(() => {
+    setup();
+  });
+
+  it("renders page heading and allowlist entries", async () => {
+    renderPage();
+    expect(
+      screen.getByRole("heading", { name: /contract allowlist management/i })
+    ).toBeInTheDocument();
+
+    await waitFor(() => {
+      expect(
+        screen.getByText("CCW67TSB3SSS4ZXGBOI2CCBGH2QPBDH2VMKCEW47GFZ2G5J57TL2JG3V")
+      ).toBeInTheDocument();
+    });
+  });
+
+  it("switches tabs and displays change requests", async () => {
+    renderPage();
+    const requestsTabButton = screen.getByRole("button", { name: /change requests/i });
+    await userEvent.click(requestsTabButton);
+
+    await waitFor(() => {
+      expect(
+        screen.getByText("CDLZFC3SYJYDZT7K67VZ75HPJVIEUVNIXF47ZG2FB2RMWAXA26TXTXFX")
+      ).toBeInTheDocument();
+    });
+  });
+
+  it("allows submitting a new change request", async () => {
+    const { container } = renderPage();
+    const addressInput = screen.getByPlaceholderText("0x...");
+    const textareaReason = container.querySelector("textarea")!;
+    const submitBtn = screen.getByRole("button", { name: /submit request/i });
+
+    await userEvent.type(addressInput, "CABC1234567890TESTCONTRACTADDRESSEXAMPLE");
+    await userEvent.type(textareaReason, "Testing submission flow");
+    await userEvent.click(submitBtn);
+
+    await waitFor(() => {
+      expect(addressInput).toHaveValue("");
+    });
+  });
+});
diff --git a/frontend/src/pages/admin/ParseQuarantineQueue.test.tsx b/frontend/src/pages/admin/ParseQuarantineQueue.test.tsx
new file mode 100644
index 00000000..01e5cae7
--- /dev/null
+++ b/frontend/src/pages/admin/ParseQuarantineQueue.test.tsx
@@ -0,0 +1,119 @@
+import { describe, it, expect, beforeEach } from "vitest";
+import { render, screen, waitFor } from "@testing-library/react";
+import userEvent from "@testing-library/user-event";
+import { http, HttpResponse } from "msw";
+import { server } from "../../test/mocks/server";
+import { MemoryRouter } from "react-router-dom";
+import ParseQuarantineQueue from "./ParseQuarantineQueue";
+
+const mockRecord = {
+  id: "qr-101",
+  source: "horizon-ingestor",
+  dataType: "transaction_meta",
+  rawPayload: { hash: "0x123abc" },
+  parseError: "Unexpected end of JSON input",
+  errorCode: "ERR_JSON_PARSE",
+  status: "quarantined" as const,
+  retryCount: 1,
+  priority: 5,
+  createdAt: new Date().toISOString(),
+  updatedAt: new Date().toISOString(),
+};
+
+const mockStats = {
+  total: 10,
+  byStatus: {
+    quarantined: 4,
+    in_review: 2,
+    resolved: 3,
+    disposed: 1,
+    failed: 0,
+  },
+  bySource: {
+    "horizon-ingestor": 10,
+  },
+};
+
+function setup() {
+  server.use(
+    http.get("/api/v1/admin/quarantine", () =>
+      HttpResponse.json({ records: [mockRecord] })
+    ),
+    http.get("/api/v1/admin/quarantine/stats", () =>
+      HttpResponse.json({ stats: mockStats })
+    ),
+    http.post("/api/v1/admin/quarantine", () =>
+      HttpResponse.json({ record: mockRecord }, { status: 201 })
+    ),
+    http.post("/api/v1/admin/quarantine/:id/retry", () =>
+      HttpResponse.json({ record: { ...mockRecord, status: "resolved" } })
+    ),
+    http.post("/api/v1/admin/quarantine/:id/resolve", () =>
+      HttpResponse.json({ record: { ...mockRecord, status: "resolved" } })
+    ),
+    http.delete("/api/v1/admin/quarantine/:id", () =>
+      HttpResponse.json({ success: true })
+    )
+  );
+  window.localStorage.setItem("bridge-watch:admin-api-key:v1", JSON.stringify("test-token"));
+}
+
+function renderPage() {
+  return render(
+    <MemoryRouter>
+      <ParseQuarantineQueue />
+    </MemoryRouter>
+  );
+}
+
+describe("ParseQuarantineQueue page", () => {
+  beforeEach(() => {
+    setup();
+  });
+
+  it("renders heading and quarantine queue items", async () => {
+    renderPage();
+    expect(
+      screen.getByRole("heading", { name: /failed parse quarantine/i })
+    ).toBeInTheDocument();
+
+    await waitFor(() => {
+      expect(screen.getByText("horizon-ingestor")).toBeInTheDocument();
+    });
+    expect(screen.getByText(/ERR_JSON_PARSE/i)).toBeInTheDocument();
+  });
+
+  it("handles enqueueing a new quarantine item", async () => {
+    renderPage();
+
+    const sourceInput = screen.getByPlaceholderText("some-exchange");
+    const dataTypeInput = screen.getByPlaceholderText("asset");
+    const parseErrorInput = screen.getByPlaceholderText("Unexpected field 'foo'");
+
+    await userEvent.type(sourceInput, "horizon-stream");
+    await userEvent.type(dataTypeInput, "ledger_header");
+    await userEvent.type(parseErrorInput, "SyntaxError");
+
+    const enqueueBtn = screen.getByRole("button", { name: /enqueue record/i });
+    await userEvent.click(enqueueBtn);
+
+    await waitFor(() => {
+      expect(sourceInput).toHaveValue("");
+    });
+  });
+
+  it("retries and resolves quarantine items", async () => {
+    renderPage();
+
+    await waitFor(() => {
+      expect(screen.getByText("horizon-ingestor")).toBeInTheDocument();
+    });
+
+    const retryBtn = screen.getByRole("button", { name: /retry/i });
+    await userEvent.click(retryBtn);
+
+    await waitFor(() => {
+      expect(screen.getByRole("heading", { name: /failed parse quarantine/i })).toBeInTheDocument();
+    });
+  });
+});
diff --git a/frontend/src/pages/admin/SecurityEventCorrelation.test.tsx b/frontend/src/pages/admin/SecurityEventCorrelation.test.tsx
new file mode 100644
index 00000000..422cc2be
--- /dev/null
+++ b/frontend/src/pages/admin/SecurityEventCorrelation.test.tsx
@@ -0,0 +1,56 @@
+import { describe, it, expect } from "vitest";
+import { render, screen } from "@testing-library/react";
+import userEvent from "@testing-library/user-event";
+import { MemoryRouter } from "react-router-dom";
+import SecurityEventCorrelation from "./SecurityEventCorrelation";
+
+function renderPage() {
+  return render(
+    <MemoryRouter>
+      <SecurityEventCorrelation />
+    </MemoryRouter>
+  );
+}
+
+describe("SecurityEventCorrelation page", () => {
+  it("renders page heading and initial security correlations", () => {
+    renderPage();
+    expect(
+      screen.getByRole("heading", { name: /security event correlation/i })
+    ).toBeInTheDocument();
+
+    expect(
+      screen.getByText("Multiple Failed Webhook & Auth Signatures")
+    ).toBeInTheDocument();
+    expect(
+      screen.getByText("Sensitive Field Bulk Export Anomaly")
+    ).toBeInTheDocument();
+  });
+
+  it("filters correlations by search term", async () => {
+    renderPage();
+    const searchInput = screen.getByPlaceholderText(/search correlation views/i);
+    await userEvent.type(searchInput, "Webhook");
+
+    expect(
+      screen.getByText("Multiple Failed Webhook & Auth Signatures")
+    ).toBeInTheDocument();
+    expect(
+      screen.queryByText("Sensitive Field Bulk Export Anomaly")
+    ).not.toBeInTheDocument();
+  });
+
+  it("opens create modal and adds a correlation rule", async () => {
+    const { container } = renderPage();
+    const createBtn = screen.getByRole("button", { name: /\+ Create Correlation View/i });
+    await userEvent.click(createBtn);
+
+    const titleInput = container.querySelector('form input[type="text"]')!;
+    await userEvent.type(titleInput, "Unusual Geo IP Spike");
+
+    const submitBtn = screen.getByRole("button", { name: /save correlation view/i });
+    await userEvent.click(submitBtn);
+
+    expect(screen.getByText("Unusual Geo IP Spike")).toBeInTheDocument();
+  });
+});
diff --git a/frontend/src/pages/admin/SignedRequestVerification.test.tsx b/frontend/src/pages/admin/SignedRequestVerification.test.tsx
new file mode 100644
index 00000000..55d40958
--- /dev/null
+++ b/frontend/src/pages/admin/SignedRequestVerification.test.tsx
@@ -0,0 +1,46 @@
+import { describe, it, expect } from "vitest";
+import { render, screen } from "@testing-library/react";
+import userEvent from "@testing-library/user-event";
+import { MemoryRouter } from "react-router-dom";
+import SignedRequestVerification from "./SignedRequestVerification";
+
+function renderPage() {
+  return render(
+    <MemoryRouter>
+      <SignedRequestVerification />
+    </MemoryRouter>
+  );
+}
+
+describe("SignedRequestVerification page", () => {
+  it("renders page title and active signing keys", () => {
+    renderPage();
+    expect(
+      screen.getByRole("heading", { name: /signed request verification middleware/i })
+    ).toBeInTheDocument();
+    expect(screen.getByText("payment-gateway")).toBeInTheDocument();
+    expect(screen.getByText("partner-oracle")).toBeInTheDocument();
+  });
+
+  it("opens create key modal and adds a new key", async () => {
+    renderPage();
+    const createBtn = screen.getByRole("button", { name: /\+ Issue New Signing Key/i });
+    await userEvent.click(createBtn);
+
+    const ownerInput = screen.getByPlaceholderText(/e\.g\. payment-processor/i);
+    await userEvent.type(ownerInput, "analytics-worker");
+
+    const submitBtn = screen.getByRole("button", { name: /generate key credentials/i });
+    await userEvent.click(submitBtn);
+
+    expect(screen.getByText("analytics-worker")).toBeInTheDocument();
+  });
+
+  it("runs the signature verification sandbox", async () => {
+    renderPage();
+    const verifyBtn = screen.getByRole("button", { name: /compute & verify test signature/i });
+    await userEvent.click(verifyBtn);
+
+    expect(screen.getByText(/Generated Signature Header/i)).toBeInTheDocument();
+  });
+});
diff --git a/frontend/src/pages/admin/WebhookIpAllowlist.test.tsx b/frontend/src/pages/admin/WebhookIpAllowlist.test.tsx
new file mode 100644
index 00000000..f2c5c6ee
--- /dev/null
+++ b/frontend/src/pages/admin/WebhookIpAllowlist.test.tsx
@@ -0,0 +1,54 @@
+import { describe, it, expect } from "vitest";
+import { render, screen } from "@testing-library/react";
+import userEvent from "@testing-library/user-event";
+import { MemoryRouter } from "react-router-dom";
+import WebhookIpAllowlist from "./WebhookIpAllowlist";
+
+function renderPage() {
+  return render(
+    <MemoryRouter>
+      <WebhookIpAllowlist />
+    </MemoryRouter>
+  );
+}
+
+describe("WebhookIpAllowlist page", () => {
+  it("renders page title and initial allowlist entries", () => {
+    renderPage();
+    expect(
+      screen.getByRole("heading", { name: /webhook ip allowlist/i })
+    ).toBeInTheDocument();
+
+    expect(screen.getByText("192.168.1.0/24")).toBeInTheDocument();
+    expect(screen.getByText("10.0.4.50")).toBeInTheDocument();
+  });
+
+  it("adds a new IP allowlist entry via modal", async () => {
+    const { container } = renderPage();
+    const addBtn = screen.getByRole("button", { name: /\+ Add Allowlist Entry/i });
+    await userEvent.click(addBtn);
+
+    const ipInput = screen.getByPlaceholderText(/e\.g\. 192\.168\.1\.0\/24/i);
+    const descTextarea = container.querySelector("textarea")!;
+
+    await userEvent.type(ipInput, "172.16.0.0/16");
+    await userEvent.type(descTextarea, "VPN Subnet");
+
+    const submitBtn = screen.getByRole("button", { name: /add rule/i });
+    await userEvent.click(submitBtn);
+
+    expect(screen.getByText("172.16.0.0/16")).toBeInTheDocument();
+    expect(screen.getByText("VPN Subnet")).toBeInTheDocument();
+  });
+
+  it("tests an IP against active rules", async () => {
+    renderPage();
+    const testIpInput = screen.getByPlaceholderText(/Enter test IP/i);
+    const runTestBtn = screen.getByRole("button", { name: /Evaluate Access/i });
+
+    await userEvent.type(testIpInput, "192.168.1.50");
+    await userEvent.click(runTestBtn);
+
+    expect(screen.getByText(/Matched rule/i)).toBeInTheDocument();
+  });
+});