Added TFA timeout env variables

Added profile session management
Added "Remember me" to bypass TFA using device fingerprint
Fixed profile name not being persistent after logout and login

backend/env.example

@@ -31,3 +31,8 @@ JWT_SECRET=your-secure-random-secret-key-change-this-in-production
 JWT_EXPIRES_IN=1h
 JWT_REFRESH_EXPIRES_IN=7d
 SESSION_INACTIVITY_TIMEOUT_MINUTES=30
+
+# TFA Configuration
+TFA_REMEMBER_ME_EXPIRES_IN=30d
+TFA_MAX_REMEMBER_SESSIONS=5
+TFA_SUSPICIOUS_ACTIVITY_THRESHOLD=3

backend/prisma/migrations/20251006001639_add_tfa_remember_me_fields/migration.sql

@@ -0,0 +1,6 @@
+-- Add TFA remember me fields to user_sessions table
+ALTER TABLE "user_sessions" ADD COLUMN "tfa_remember_me" BOOLEAN NOT NULL DEFAULT false;
+ALTER TABLE "user_sessions" ADD COLUMN "tfa_bypass_until" TIMESTAMP(3);
+
+-- Create index for TFA bypass until field for efficient querying
+CREATE INDEX "user_sessions_tfa_bypass_until_idx" ON "user_sessions"("tfa_bypass_until");

backend/prisma/migrations/20251006002023_add_security_fields_to_sessions/migration.sql

@@ -0,0 +1,7 @@
+-- Add security fields to user_sessions table for production-ready remember me
+ALTER TABLE "user_sessions" ADD COLUMN "device_fingerprint" TEXT;
+ALTER TABLE "user_sessions" ADD COLUMN "login_count" INTEGER NOT NULL DEFAULT 1;
+ALTER TABLE "user_sessions" ADD COLUMN "last_login_ip" TEXT;
+
+-- Create index for device fingerprint for efficient querying
+CREATE INDEX "user_sessions_device_fingerprint_idx" ON "user_sessions"("device_fingerprint");

backend/prisma/schema.prisma

@@ -207,15 +207,22 @@ model user_sessions {
   access_token_hash String?
   ip_address        String?
   user_agent        String?
+  device_fingerprint String?
   last_activity     DateTime @default(now())
   expires_at        DateTime
   created_at        DateTime @default(now())
   is_revoked        Boolean  @default(false)
+  tfa_remember_me   Boolean  @default(false)
+  tfa_bypass_until  DateTime?
+  login_count       Int      @default(1)
+  last_login_ip     String?
   users             users    @relation(fields: [user_id], references: [id], onDelete: Cascade)
 
   @@index([user_id])
   @@index([refresh_token])
   @@index([expires_at])
+  @@index([tfa_bypass_until])
+  @@index([device_fingerprint])
 }
 
 model auto_enrollment_tokens {

backend/src/middleware/auth.js

@@ -3,6 +3,7 @@ const { PrismaClient } = require("@prisma/client");
 const {
 	validate_session,
 	update_session_activity,
+	is_tfa_bypassed,
 } = require("../utils/session_manager");
 
 const prisma = new PrismaClient();
@@ -46,6 +47,9 @@ const authenticateToken = async (req, res, next) => {
 		// Update session activity timestamp
 		await update_session_activity(decoded.sessionId);
 
+		// Check if TFA is bypassed for this session
+		const tfa_bypassed = await is_tfa_bypassed(decoded.sessionId);
+
 		// Update last login (only on successful authentication)
 		await prisma.users.update({
 			where: { id: validation.user.id },
@@ -57,6 +61,7 @@ const authenticateToken = async (req, res, next) => {
 
 		req.user = validation.user;
 		req.session_id = decoded.sessionId;
+		req.tfa_bypassed = tfa_bypassed;
 		next();
 	} catch (error) {
 		if (error.name === "JsonWebTokenError") {
@@ -114,8 +119,33 @@ const optionalAuth = async (req, _res, next) => {
 	}
 };
 
+// Middleware to check if TFA is required for sensitive operations
+const requireTfaIfEnabled = async (req, res, next) => {
+	try {
+		// Check if user has TFA enabled
+		const user = await prisma.users.findUnique({
+			where: { id: req.user.id },
+			select: { tfa_enabled: true },
+		});
+
+		// If TFA is enabled and not bypassed, require TFA verification
+		if (user?.tfa_enabled && !req.tfa_bypassed) {
+			return res.status(403).json({
+				error: "Two-factor authentication required for this operation",
+				requires_tfa: true,
+			});
+		}
+
+		next();
+	} catch (error) {
+		console.error("TFA requirement check error:", error);
+		return res.status(500).json({ error: "Authentication check failed" });
+	}
+};
+
 module.exports = {
 	authenticateToken,
 	requireAdmin,
 	optionalAuth,
+	requireTfaIfEnabled,
 };

backend/src/routes/authRoutes.js

@@ -17,12 +17,65 @@ const {
 	refresh_access_token,
 	revoke_session,
 	revoke_all_user_sessions,
-	get_user_sessions,
 } = require("../utils/session_manager");
 
 const router = express.Router();
 const prisma = new PrismaClient();
 
+/**
+ * Parse user agent string to extract browser and OS info
+ */
+function parse_user_agent(user_agent) {
+	if (!user_agent)
+		return { browser: "Unknown", os: "Unknown", device: "Unknown" };
+
+	const ua = user_agent.toLowerCase();
+
+	// Browser detection
+	let browser = "Unknown";
+	if (ua.includes("chrome") && !ua.includes("edg")) browser = "Chrome";
+	else if (ua.includes("firefox")) browser = "Firefox";
+	else if (ua.includes("safari") && !ua.includes("chrome")) browser = "Safari";
+	else if (ua.includes("edg")) browser = "Edge";
+	else if (ua.includes("opera")) browser = "Opera";
+
+	// OS detection
+	let os = "Unknown";
+	if (ua.includes("windows")) os = "Windows";
+	else if (ua.includes("macintosh") || ua.includes("mac os")) os = "macOS";
+	else if (ua.includes("linux")) os = "Linux";
+	else if (ua.includes("android")) os = "Android";
+	else if (ua.includes("iphone") || ua.includes("ipad")) os = "iOS";
+
+	// Device type
+	let device = "Desktop";
+	if (ua.includes("mobile")) device = "Mobile";
+	else if (ua.includes("tablet") || ua.includes("ipad")) device = "Tablet";
+
+	return { browser, os, device };
+}
+
+/**
+ * Get basic location info from IP (simplified - in production you'd use a service)
+ */
+function get_location_from_ip(ip) {
+	if (!ip) return { country: "Unknown", city: "Unknown" };
+
+	// For localhost/private IPs
+	if (
+		ip === "127.0.0.1" ||
+		ip === "::1" ||
+		ip.startsWith("192.168.") ||
+		ip.startsWith("10.")
+	) {
+		return { country: "Local", city: "Local Network" };
+	}
+
+	// In a real implementation, you'd use a service like MaxMind GeoIP2
+	// For now, return unknown for external IPs
+	return { country: "Unknown", city: "Unknown" };
+}
+
 // Check if any admin users exist (for first-time setup)
 router.get("/check-admin-users", async (_req, res) => {
 	try {
@@ -765,6 +818,8 @@ router.post(
 					id: user.id,
 					username: user.username,
 					email: user.email,
+					first_name: user.first_name,
+					last_name: user.last_name,
 					role: user.role,
 					is_active: user.is_active,
 					last_login: user.last_login,
@@ -788,6 +843,10 @@ router.post(
 			.isLength({ min: 6, max: 6 })
 			.withMessage("Token must be 6 digits"),
 		body("token").isNumeric().withMessage("Token must contain only numbers"),
+		body("remember_me")
+			.optional()
+			.isBoolean()
+			.withMessage("Remember me must be a boolean"),
 	],
 	async (req, res) => {
 		try {
@@ -796,7 +855,7 @@ router.post(
 				return res.status(400).json({ errors: errors.array() });
 			}
 
-			const { username, token } = req.body;
+			const { username, token, remember_me = false } = req.body;
 
 			// Find user
 			const user = await prisma.users.findFirst({
@@ -865,13 +924,20 @@ router.post(
 			// Create session with access and refresh tokens
 			const ip_address = req.ip || req.connection.remoteAddress;
 			const user_agent = req.get("user-agent");
-			const session = await create_session(user.id, ip_address, user_agent);
+			const session = await create_session(
+				user.id,
+				ip_address,
+				user_agent,
+				remember_me,
+				req,
+			);
 
 			res.json({
 				message: "Login successful",
 				token: session.access_token,
 				refresh_token: session.refresh_token,
 				expires_at: session.expires_at,
+				tfa_bypass_until: session.tfa_bypass_until,
 				user: {
 					id: user.id,
 					username: user.username,
@@ -1109,10 +1175,43 @@ router.post(
 // Get user's active sessions
 router.get("/sessions", authenticateToken, async (req, res) => {
 	try {
-		const sessions = await get_user_sessions(req.user.id);
+		const sessions = await prisma.user_sessions.findMany({
+			where: {
+				user_id: req.user.id,
+				is_revoked: false,
+				expires_at: { gt: new Date() },
+			},
+			select: {
+				id: true,
+				ip_address: true,
+				user_agent: true,
+				device_fingerprint: true,
+				last_activity: true,
+				created_at: true,
+				expires_at: true,
+				tfa_remember_me: true,
+				tfa_bypass_until: true,
+				login_count: true,
+				last_login_ip: true,
+			},
+			orderBy: { last_activity: "desc" },
+		});
+
+		// Enhance sessions with device info
+		const enhanced_sessions = sessions.map((session) => {
+			const is_current_session = session.id === req.session_id;
+			const device_info = parse_user_agent(session.user_agent);
+
+			return {
+				...session,
+				is_current_session,
+				device_info,
+				location_info: get_location_from_ip(session.ip_address),
+			};
+		});
 
 		res.json({
-			sessions: sessions,
+			sessions: enhanced_sessions,
 		});
 	} catch (error) {
 		console.error("Get sessions error:", error);
@@ -1134,6 +1233,11 @@ router.delete("/sessions/:session_id", authenticateToken, async (req, res) => {
 			return res.status(404).json({ error: "Session not found" });
 		}
 
+		// Don't allow revoking the current session
+		if (session_id === req.session_id) {
+			return res.status(400).json({ error: "Cannot revoke current session" });
+		}
+
 		await revoke_session(session_id);
 
 		res.json({
@@ -1145,4 +1249,25 @@ router.delete("/sessions/:session_id", authenticateToken, async (req, res) => {
 	}
 });
 
+// Revoke all sessions except current one
+router.delete("/sessions", authenticateToken, async (req, res) => {
+	try {
+		// Revoke all sessions except the current one
+		await prisma.user_sessions.updateMany({
+			where: {
+				user_id: req.user.id,
+				id: { not: req.session_id },
+			},
+			data: { is_revoked: true },
+		});
+
+		res.json({
+			message: "All other sessions revoked successfully",
+		});
+	} catch (error) {
+		console.error("Revoke all sessions error:", error);
+		res.status(500).json({ error: "Failed to revoke sessions" });
+	}
+});
+
 module.exports = router;

backend/src/utils/session_manager.js

@@ -15,6 +15,16 @@ if (!process.env.JWT_SECRET) {
 const JWT_SECRET = process.env.JWT_SECRET;
 const JWT_EXPIRES_IN = process.env.JWT_EXPIRES_IN || "1h";
 const JWT_REFRESH_EXPIRES_IN = process.env.JWT_REFRESH_EXPIRES_IN || "7d";
+const TFA_REMEMBER_ME_EXPIRES_IN =
+	process.env.TFA_REMEMBER_ME_EXPIRES_IN || "30d";
+const TFA_MAX_REMEMBER_SESSIONS = parseInt(
+	process.env.TFA_MAX_REMEMBER_SESSIONS || "5",
+	10,
+);
+const TFA_SUSPICIOUS_ACTIVITY_THRESHOLD = parseInt(
+	process.env.TFA_SUSPICIOUS_ACTIVITY_THRESHOLD || "3",
+	10,
+);
 const INACTIVITY_TIMEOUT_MINUTES = parseInt(
 	process.env.SESSION_INACTIVITY_TIMEOUT_MINUTES || "30",
 	10,
@@ -70,16 +80,136 @@ function parse_expiration(expiration_string) {
 	}
 }
 
+/**
+ * Generate device fingerprint from request data
+ */
+function generate_device_fingerprint(req) {
+	const components = [
+		req.get("user-agent") || "",
+		req.get("accept-language") || "",
+		req.get("accept-encoding") || "",
+		req.ip || "",
+	];
+
+	// Create a simple hash of device characteristics
+	const fingerprint = crypto
+		.createHash("sha256")
+		.update(components.join("|"))
+		.digest("hex")
+		.substring(0, 32); // Use first 32 chars for storage efficiency
+
+	return fingerprint;
+}
+
+/**
+ * Check for suspicious activity patterns
+ */
+async function check_suspicious_activity(
+	user_id,
+	_ip_address,
+	_device_fingerprint,
+) {
+	try {
+		// Check for multiple sessions from different IPs in short time
+		const recent_sessions = await prisma.user_sessions.findMany({
+			where: {
+				user_id: user_id,
+				created_at: {
+					gte: new Date(Date.now() - 24 * 60 * 60 * 1000), // Last 24 hours
+				},
+				is_revoked: false,
+			},
+			select: {
+				ip_address: true,
+				device_fingerprint: true,
+				created_at: true,
+			},
+		});
+
+		// Count unique IPs and devices
+		const unique_ips = new Set(recent_sessions.map((s) => s.ip_address));
+		const unique_devices = new Set(
+			recent_sessions.map((s) => s.device_fingerprint),
+		);
+
+		// Flag as suspicious if more than threshold different IPs or devices in 24h
+		if (
+			unique_ips.size > TFA_SUSPICIOUS_ACTIVITY_THRESHOLD ||
+			unique_devices.size > TFA_SUSPICIOUS_ACTIVITY_THRESHOLD
+		) {
+			console.warn(
+				`Suspicious activity detected for user ${user_id}: ${unique_ips.size} IPs, ${unique_devices.size} devices`,
+			);
+			return true;
+		}
+
+		return false;
+	} catch (error) {
+		console.error("Error checking suspicious activity:", error);
+		return false;
+	}
+}
+
 /**
  * Create a new session for user
  */
-async function create_session(user_id, ip_address, user_agent) {
+async function create_session(
+	user_id,
+	ip_address,
+	user_agent,
+	remember_me = false,
+	req = null,
+) {
 	try {
 		const session_id = crypto.randomUUID();
 		const refresh_token = generate_refresh_token();
 		const access_token = generate_access_token(user_id, session_id);
 
-		const expires_at = parse_expiration(JWT_REFRESH_EXPIRES_IN);
+		// Generate device fingerprint if request is available
+		const device_fingerprint = req ? generate_device_fingerprint(req) : null;
+
+		// Check for suspicious activity
+		if (device_fingerprint) {
+			const is_suspicious = await check_suspicious_activity(
+				user_id,
+				ip_address,
+				device_fingerprint,
+			);
+			if (is_suspicious) {
+				console.warn(
+					`Suspicious activity detected for user ${user_id}, session creation may be restricted`,
+				);
+			}
+		}
+
+		// Check session limits for remember me
+		if (remember_me) {
+			const existing_remember_sessions = await prisma.user_sessions.count({
+				where: {
+					user_id: user_id,
+					tfa_remember_me: true,
+					is_revoked: false,
+					expires_at: { gt: new Date() },
+				},
+			});
+
+			// Limit remember me sessions per user
+			if (existing_remember_sessions >= TFA_MAX_REMEMBER_SESSIONS) {
+				throw new Error(
+					"Maximum number of remembered devices reached. Please revoke an existing session first.",
+				);
+			}
+		}
+
+		// Use longer expiration for remember me sessions
+		const expires_at = remember_me
+			? parse_expiration(TFA_REMEMBER_ME_EXPIRES_IN)
+			: parse_expiration(JWT_REFRESH_EXPIRES_IN);
+
+		// Calculate TFA bypass until date for remember me sessions
+		const tfa_bypass_until = remember_me
+			? parse_expiration(TFA_REMEMBER_ME_EXPIRES_IN)
+			: null;
 
 		// Store session in database
 		await prisma.user_sessions.create({
@@ -90,8 +220,13 @@ async function create_session(user_id, ip_address, user_agent) {
 				access_token_hash: hash_token(access_token),
 				ip_address: ip_address || null,
 				user_agent: user_agent || null,
+				device_fingerprint: device_fingerprint,
+				last_login_ip: ip_address || null,
 				last_activity: new Date(),
 				expires_at: expires_at,
+				tfa_remember_me: remember_me,
+				tfa_bypass_until: tfa_bypass_until,
+				login_count: 1,
 			},
 		});
 
@@ -100,6 +235,7 @@ async function create_session(user_id, ip_address, user_agent) {
 			access_token,
 			refresh_token,
 			expires_at,
+			tfa_bypass_until,
 		};
 	} catch (error) {
 		console.error("Error creating session:", error);
@@ -299,6 +435,8 @@ async function get_user_sessions(user_id) {
 				last_activity: true,
 				created_at: true,
 				expires_at: true,
+				tfa_remember_me: true,
+				tfa_bypass_until: true,
 			},
 			orderBy: { last_activity: "desc" },
 		});
@@ -308,6 +446,42 @@ async function get_user_sessions(user_id) {
 	}
 }
 
+/**
+ * Check if TFA is bypassed for a session
+ */
+async function is_tfa_bypassed(session_id) {
+	try {
+		const session = await prisma.user_sessions.findUnique({
+			where: { id: session_id },
+			select: {
+				tfa_remember_me: true,
+				tfa_bypass_until: true,
+				is_revoked: true,
+				expires_at: true,
+			},
+		});
+
+		if (!session) {
+			return false;
+		}
+
+		// Check if session is still valid
+		if (session.is_revoked || new Date() > session.expires_at) {
+			return false;
+		}
+
+		// Check if TFA is bypassed and still within bypass period
+		if (session.tfa_remember_me && session.tfa_bypass_until) {
+			return new Date() < session.tfa_bypass_until;
+		}
+
+		return false;
+	} catch (error) {
+		console.error("Error checking TFA bypass:", error);
+		return false;
+	}
+}
+
 module.exports = {
 	create_session,
 	validate_session,
@@ -317,6 +491,9 @@ module.exports = {
 	revoke_all_user_sessions,
 	cleanup_expired_sessions,
 	get_user_sessions,
+	is_tfa_bypassed,
+	generate_device_fingerprint,
+	check_suspicious_activity,
 	generate_access_token,
 	INACTIVITY_TIMEOUT_MINUTES,
 };

frontend/src/components/Layout.jsx

@@ -25,6 +25,7 @@ import {
 	X,
 } from "lucide-react";
 import { useCallback, useEffect, useRef, useState } from "react";
+import { FaYoutube } from "react-icons/fa";
 import { Link, useLocation, useNavigate } from "react-router-dom";
 import { useAuth } from "../contexts/AuthContext";
 import { useUpdateNotification } from "../contexts/UpdateNotificationContext";
@@ -875,13 +876,14 @@ const Layout = ({ children }) => {
 						</div>
 
 						{/* Global Search Bar */}
-						<div className="hidden md:flex items-center max-w-sm">
+						<div className="flex items-center max-w-sm">
 							<GlobalSearch />
 						</div>
 
 						<div className="flex flex-1 items-center gap-x-4 lg:gap-x-6 justify-end">
 							{/* External Links */}
-							<div className="flex items-center gap-2">
+							<div className="hidden md:flex items-center gap-2">
+								{/* 1) GitHub */}
 								<a
 									href="https://github.com/PatchMon/PatchMon"
 									target="_blank"
@@ -896,6 +898,7 @@ const Layout = ({ children }) => {
 										</div>
 									)}
 								</a>
+								{/* 2) Roadmap */}
 								<a
 									href="https://github.com/orgs/PatchMon/projects/2/views/1"
 									target="_blank"
@@ -905,15 +908,7 @@ const Layout = ({ children }) => {
 								>
 									<Route className="h-5 w-5" />
 								</a>
-								<a
+								{/* 3) Docs */}
-									href="https://patchmon.net/discord"
-									target="_blank"
-									rel="noopener noreferrer"
-									className="flex items-center justify-center w-10 h-10 bg-gray-50 dark:bg-gray-800 text-secondary-600 dark:text-secondary-300 hover:bg-gray-100 dark:hover:bg-gray-700 rounded-lg transition-colors shadow-sm"
-									title="Discord"
-								>
-									<DiscordIcon className="h-5 w-5" />
-								</a>
 								<a
 									href="https://docs.patchmon.net"
 									target="_blank"
@@ -923,6 +918,17 @@ const Layout = ({ children }) => {
 								>
 									<BookOpen className="h-5 w-5" />
 								</a>
+								{/* 4) Discord */}
+								<a
+									href="https://patchmon.net/discord"
+									target="_blank"
+									rel="noopener noreferrer"
+									className="flex items-center justify-center w-10 h-10 bg-gray-50 dark:bg-gray-800 text-secondary-600 dark:text-secondary-300 hover:bg-gray-100 dark:hover:bg-gray-700 rounded-lg transition-colors shadow-sm"
+									title="Discord"
+								>
+									<DiscordIcon className="h-5 w-5" />
+								</a>
+								{/* 5) Email */}
 								<a
 									href="mailto:support@patchmon.net"
 									className="flex items-center justify-center w-10 h-10 bg-gray-50 dark:bg-gray-800 text-secondary-600 dark:text-secondary-300 hover:bg-gray-100 dark:hover:bg-gray-700 rounded-lg transition-colors shadow-sm"
@@ -930,6 +936,17 @@ const Layout = ({ children }) => {
 								>
 									<Mail className="h-5 w-5" />
 								</a>
+								{/* 6) YouTube */}
+								<a
+									href="https://youtube.com/@patchmonTV"
+									target="_blank"
+									rel="noopener noreferrer"
+									className="flex items-center justify-center w-10 h-10 bg-gray-50 dark:bg-gray-800 text-secondary-600 dark:text-secondary-300 hover:bg-gray-100 dark:hover:bg-gray-700 rounded-lg transition-colors shadow-sm"
+									title="YouTube Channel"
+								>
+									<FaYoutube className="h-5 w-5" />
+								</a>
+								{/* 7) Web */}
 								<a
 									href="https://patchmon.net"
 									target="_blank"

frontend/src/components/settings/UsersTab.jsx

@@ -54,7 +54,7 @@ const UsersTab = () => {
 	});
 
 	// Update user mutation
-	const updateUserMutation = useMutation({
+	const _updateUserMutation = useMutation({
 		mutationFn: ({ id, data }) => adminUsersAPI.update(id, data),
 		onSuccess: () => {
 			queryClient.invalidateQueries(["users"]);

frontend/src/pages/Login.jsx

@@ -22,6 +22,7 @@ const Login = () => {
 	const emailId = useId();
 	const passwordId = useId();
 	const tokenId = useId();
+	const rememberMeId = useId();
 	const { login, setAuthState } = useAuth();
 	const [isSignupMode, setIsSignupMode] = useState(false);
 	const [formData, setFormData] = useState({
@@ -33,6 +34,7 @@ const Login = () => {
 	});
 	const [tfaData, setTfaData] = useState({
 		token: "",
+		remember_me: false,
 	});
 	const [showPassword, setShowPassword] = useState(false);
 	const [isLoading, setIsLoading] = useState(false);
@@ -127,7 +129,11 @@ const Login = () => {
 		setError("");
 
 		try {
-			const response = await authAPI.verifyTfa(tfaUsername, tfaData.token);
+			const response = await authAPI.verifyTfa(
+				tfaUsername,
+				tfaData.token,
+				tfaData.remember_me,
+			);
 
 			if (response.data?.token) {
 				// Update AuthContext with the new authentication state
@@ -158,9 +164,11 @@ const Login = () => {
 	};
 
 	const handleTfaInputChange = (e) => {
+		const { name, value, type, checked } = e.target;
 		setTfaData({
 			...tfaData,
-			[e.target.name]: e.target.value.replace(/\D/g, "").slice(0, 6),
+			[name]:
+				type === "checkbox" ? checked : value.replace(/\D/g, "").slice(0, 6),
 		});
 		// Clear error when user starts typing
 		if (error) {
@@ -170,7 +178,7 @@ const Login = () => {
 
 	const handleBackToLogin = () => {
 		setRequiresTfa(false);
-		setTfaData({ token: "" });
+		setTfaData({ token: "", remember_me: false });
 		setError("");
 	};
 
@@ -436,6 +444,23 @@ const Login = () => {
 							</div>
 						</div>
 
+						<div className="flex items-center">
+							<input
+								id={rememberMeId}
+								name="remember_me"
+								type="checkbox"
+								checked={tfaData.remember_me}
+								onChange={handleTfaInputChange}
+								className="h-4 w-4 text-primary-600 focus:ring-primary-500 border-secondary-300 rounded"
+							/>
+							<label
+								htmlFor={rememberMeId}
+								className="ml-2 block text-sm text-secondary-700"
+							>
+								Remember me on this computer (skip TFA for 30 days)
+							</label>
+						</div>
+
 						{error && (
 							<div className="bg-danger-50 border border-danger-200 rounded-md p-3">
 								<div className="flex">

frontend/src/pages/Profile.jsx

@@ -2,12 +2,16 @@ import { useMutation, useQuery, useQueryClient } from "@tanstack/react-query";
 import {
 	AlertCircle,
 	CheckCircle,
+	Clock,
 	Copy,
 	Download,
 	Eye,
 	EyeOff,
 	Key,
+	LogOut,
 	Mail,
+	MapPin,
+	Monitor,
 	Moon,
 	RefreshCw,
 	Save,
@@ -153,6 +157,7 @@ const Profile = () => {
 		{ id: "profile", name: "Profile Information", icon: User },
 		{ id: "password", name: "Change Password", icon: Key },
 		{ id: "tfa", name: "Multi-Factor Authentication", icon: Smartphone },
+		{ id: "sessions", name: "Active Sessions", icon: Monitor },
 	];
 
 	return (
@@ -533,6 +538,9 @@ const Profile = () => {
 
 					{/* Multi-Factor Authentication Tab */}
 					{activeTab === "tfa" && <TfaTab />}
+
+					{/* Sessions Tab */}
+					{activeTab === "sessions" && <SessionsTab />}
 				</div>
 			</div>
 		</div>
@@ -1072,4 +1080,256 @@ const TfaTab = () => {
 	);
 };
 
+// Sessions Tab Component
+const SessionsTab = () => {
+	const _queryClient = useQueryClient();
+	const [_isLoading, _setIsLoading] = useState(false);
+	const [message, setMessage] = useState({ type: "", text: "" });
+
+	// Fetch user sessions
+	const {
+		data: sessionsData,
+		isLoading: sessionsLoading,
+		refetch,
+	} = useQuery({
+		queryKey: ["user-sessions"],
+		queryFn: async () => {
+			const response = await fetch("/api/v1/auth/sessions", {
+				headers: {
+					Authorization: `Bearer ${localStorage.getItem("token")}`,
+				},
+			});
+			if (!response.ok) throw new Error("Failed to fetch sessions");
+			return response.json();
+		},
+	});
+
+	// Revoke individual session mutation
+	const revokeSessionMutation = useMutation({
+		mutationFn: async (sessionId) => {
+			const response = await fetch(`/api/v1/auth/sessions/${sessionId}`, {
+				method: "DELETE",
+				headers: {
+					Authorization: `Bearer ${localStorage.getItem("token")}`,
+				},
+			});
+			if (!response.ok) throw new Error("Failed to revoke session");
+			return response.json();
+		},
+		onSuccess: () => {
+			setMessage({ type: "success", text: "Session revoked successfully" });
+			refetch();
+		},
+		onError: (error) => {
+			setMessage({ type: "error", text: error.message });
+		},
+	});
+
+	// Revoke all sessions mutation
+	const revokeAllSessionsMutation = useMutation({
+		mutationFn: async () => {
+			const response = await fetch("/api/v1/auth/sessions", {
+				method: "DELETE",
+				headers: {
+					Authorization: `Bearer ${localStorage.getItem("token")}`,
+				},
+			});
+			if (!response.ok) throw new Error("Failed to revoke sessions");
+			return response.json();
+		},
+		onSuccess: () => {
+			setMessage({
+				type: "success",
+				text: "All other sessions revoked successfully",
+			});
+			refetch();
+		},
+		onError: (error) => {
+			setMessage({ type: "error", text: error.message });
+		},
+	});
+
+	const formatDate = (dateString) => {
+		return new Date(dateString).toLocaleString();
+	};
+
+	const formatRelativeTime = (dateString) => {
+		const now = new Date();
+		const date = new Date(dateString);
+		const diff = now - date;
+		const minutes = Math.floor(diff / 60000);
+		const hours = Math.floor(diff / 3600000);
+		const days = Math.floor(diff / 86400000);
+
+		if (days > 0) return `${days} day${days > 1 ? "s" : ""} ago`;
+		if (hours > 0) return `${hours} hour${hours > 1 ? "s" : ""} ago`;
+		if (minutes > 0) return `${minutes} minute${minutes > 1 ? "s" : ""} ago`;
+		return "Just now";
+	};
+
+	const handleRevokeSession = (sessionId) => {
+		if (window.confirm("Are you sure you want to revoke this session?")) {
+			revokeSessionMutation.mutate(sessionId);
+		}
+	};
+
+	const handleRevokeAllSessions = () => {
+		if (
+			window.confirm(
+				"Are you sure you want to revoke all other sessions? This will log you out of all other devices.",
+			)
+		) {
+			revokeAllSessionsMutation.mutate();
+		}
+	};
+
+	return (
+		<div className="space-y-6">
+			{/* Header */}
+			<div>
+				<h3 className="text-lg font-medium text-secondary-900 dark:text-secondary-100">
+					Active Sessions
+				</h3>
+				<p className="text-sm text-secondary-600 dark:text-secondary-300">
+					Manage your active sessions and devices. You can see where you're
+					logged in and revoke access for any device.
+				</p>
+			</div>
+
+			{/* Message */}
+			{message.text && (
+				<div
+					className={`rounded-md p-4 ${
+						message.type === "success"
+							? "bg-success-50 border border-success-200 text-success-700"
+							: "bg-danger-50 border border-danger-200 text-danger-700"
+					}`}
+				>
+					<div className="flex">
+						{message.type === "success" ? (
+							<CheckCircle className="h-5 w-5" />
+						) : (
+							<AlertCircle className="h-5 w-5" />
+						)}
+						<div className="ml-3">
+							<p className="text-sm">{message.text}</p>
+						</div>
+					</div>
+				</div>
+			)}
+
+			{/* Sessions List */}
+			{sessionsLoading ? (
+				<div className="flex items-center justify-center py-8">
+					<div className="animate-spin rounded-full h-8 w-8 border-b-2 border-primary-600"></div>
+				</div>
+			) : sessionsData?.sessions?.length > 0 ? (
+				<div className="space-y-4">
+					{/* Revoke All Button */}
+					{sessionsData.sessions.filter((s) => !s.is_current_session).length >
+						0 && (
+						<div className="flex justify-end">
+							<button
+								type="button"
+								onClick={handleRevokeAllSessions}
+								disabled={revokeAllSessionsMutation.isPending}
+								className="inline-flex items-center px-4 py-2 border border-danger-300 text-sm font-medium rounded-md text-danger-700 bg-white hover:bg-danger-50 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-danger-500 disabled:opacity-50"
+							>
+								<LogOut className="h-4 w-4 mr-2" />
+								{revokeAllSessionsMutation.isPending
+									? "Revoking..."
+									: "Revoke All Other Sessions"}
+							</button>
+						</div>
+					)}
+
+					{/* Sessions */}
+					{sessionsData.sessions.map((session) => (
+						<div
+							key={session.id}
+							className={`border rounded-lg p-4 ${
+								session.is_current_session
+									? "border-primary-200 bg-primary-50 dark:border-primary-800 dark:bg-primary-900/20"
+									: "border-secondary-200 bg-white dark:border-secondary-700 dark:bg-secondary-800"
+							}`}
+						>
+							<div className="flex items-start justify-between">
+								<div className="flex-1">
+									<div className="flex items-center space-x-3">
+										<Monitor className="h-5 w-5 text-secondary-500" />
+										<div>
+											<div className="flex items-center space-x-2">
+												<h4 className="text-sm font-medium text-secondary-900 dark:text-secondary-100">
+													{session.device_info?.browser} on{" "}
+													{session.device_info?.os}
+												</h4>
+												{session.is_current_session && (
+													<span className="inline-flex items-center px-2 py-1 rounded-full text-xs font-medium bg-primary-100 text-primary-800 dark:bg-primary-900 dark:text-primary-200">
+														Current Session
+													</span>
+												)}
+												{session.tfa_remember_me && (
+													<span className="inline-flex items-center px-2 py-1 rounded-full text-xs font-medium bg-success-100 text-success-800 dark:bg-success-900 dark:text-success-200">
+														Remembered
+													</span>
+												)}
+											</div>
+											<p className="text-sm text-secondary-600 dark:text-secondary-400">
+												{session.device_info?.device} • {session.ip_address}
+											</p>
+										</div>
+									</div>
+
+									<div className="mt-3 grid grid-cols-1 md:grid-cols-2 gap-4 text-sm text-secondary-600 dark:text-secondary-400">
+										<div className="flex items-center space-x-2">
+											<MapPin className="h-4 w-4" />
+											<span>
+												{session.location_info?.city},{" "}
+												{session.location_info?.country}
+											</span>
+										</div>
+										<div className="flex items-center space-x-2">
+											<Clock className="h-4 w-4" />
+											<span>
+												Last active: {formatRelativeTime(session.last_activity)}
+											</span>
+										</div>
+										<div className="flex items-center space-x-2">
+											<span>Created: {formatDate(session.created_at)}</span>
+										</div>
+										<div className="flex items-center space-x-2">
+											<span>Login count: {session.login_count}</span>
+										</div>
+									</div>
+								</div>
+
+								{!session.is_current_session && (
+									<button
+										type="button"
+										onClick={() => handleRevokeSession(session.id)}
+										disabled={revokeSessionMutation.isPending}
+										className="ml-4 inline-flex items-center px-3 py-2 border border-danger-300 text-sm font-medium rounded-md text-danger-700 bg-white hover:bg-danger-50 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-danger-500 disabled:opacity-50"
+									>
+										<LogOut className="h-4 w-4" />
+									</button>
+								)}
+							</div>
+						</div>
+					))}
+				</div>
+			) : (
+				<div className="text-center py-8">
+					<Monitor className="mx-auto h-12 w-12 text-secondary-400" />
+					<h3 className="mt-2 text-sm font-medium text-secondary-900 dark:text-secondary-100">
+						No active sessions
+					</h3>
+					<p className="mt-1 text-sm text-secondary-600 dark:text-secondary-400">
+						You don't have any active sessions at the moment.
+					</p>
+				</div>
+			)}
+		</div>
+	);
+};
+
 export default Profile;

frontend/src/utils/api.js

@@ -224,8 +224,8 @@ export const versionAPI = {
 export const authAPI = {
 	login: (username, password) =>
 		api.post("/auth/login", { username, password }),
-	verifyTfa: (username, token) =>
+	verifyTfa: (username, token, remember_me = false) =>
-		api.post("/auth/verify-tfa", { username, token }),
+		api.post("/auth/verify-tfa", { username, token, remember_me }),
 	signup: (username, email, password, firstName, lastName) =>
 		api.post("/auth/signup", {
 			username,