diff --git a/backend/src/controllers/user.controller.ts b/backend/src/controllers/user.controller.ts
index ae31d17c..d47d3bc0 100644
--- a/backend/src/controllers/user.controller.ts
+++ b/backend/src/controllers/user.controller.ts
@@ -39,7 +39,13 @@ export const registerUser = async (req: Request, res: Response, next: NextFuncti
  */
 export const getUser = async (req: Request, res: Response, next: NextFunction) => {
     try {
-        const publicKey = req.params.publicKey as string;
+        const { publicKey } = req.params;
+        if (typeof publicKey !== 'string') {
+            return res.status(400).json({ error: 'Invalid publicKey parameter' });
+        }
+        if (!/^G[A-Z2-7]{55}$/.test(publicKey)) {
+            return res.status(400).json({ error: 'Invalid Stellar public key format' });
+        }
 
         const user = await prisma.user.findUnique({
             where: { publicKey },
diff --git a/backend/tests/user.controller.test.ts b/backend/tests/user.controller.test.ts
index c2c6128b..797eb0ab 100644
--- a/backend/tests/user.controller.test.ts
+++ b/backend/tests/user.controller.test.ts
@@ -75,8 +75,26 @@ describe('User Controller', () => {
   });
 
   describe('getUser', () => {
+    it('should return 400 if publicKey is missing', async () => {
+      req.params = {};
+
+      await getUser(req as Request, res as Response, next);
+
+      expect(res.status).toHaveBeenCalledWith(400);
+      expect(res.json).toHaveBeenCalledWith({ error: 'Invalid publicKey parameter' });
+    });
+
+    it('should return 400 if publicKey is malformed', async () => {
+      req.params = { publicKey: 'invalid-key' };
+
+      await getUser(req as Request, res as Response, next);
+
+      expect(res.status).toHaveBeenCalledWith(400);
+      expect(res.json).toHaveBeenCalledWith({ error: 'Invalid Stellar public key format' });
+    });
+
     it('should return 404 if user not found', async () => {
-      req.params = { publicKey: 'GNOTFOUND' };
+      req.params = { publicKey: 'GD2XP6FNWL6IWULVMPNA2RV2T7GLCJHK3RH75GBCY7TSVIWDITJN4FXJ' };
       (prisma.user.findUnique as any).mockResolvedValue(null);
 
       await getUser(req as Request, res as Response, next);
@@ -85,8 +103,9 @@ describe('User Controller', () => {
     });
 
     it('should return user if found', async () => {
-      req.params = { publicKey: 'GUSER1' };
-      const mockUser = { publicKey: 'GUSER1', sentStreams: [], receivedStreams: [] };
+      const publicKey = 'GD2XP6FNWL6IWULVMPNA2RV2T7GLCJHK3RH75GBCY7TSVIWDITJN4FXJ';
+      req.params = { publicKey };
+      const mockUser = { publicKey, sentStreams: [], receivedStreams: [] };
       (prisma.user.findUnique as any).mockResolvedValue(mockUser);
 
       await getUser(req as Request, res as Response, next);
diff --git a/frontend/src/components/FAQ.tsx b/frontend/src/components/FAQ.tsx
index 195d6a4b..24e86b90 100644
--- a/frontend/src/components/FAQ.tsx
+++ b/frontend/src/components/FAQ.tsx
@@ -8,7 +8,7 @@ const faqs = [
     },
     {
         q: 'Which chains do you support?',
-        a: 'We are currently live on Ethereum Mainnet, Arbitrum, and Optimism. Polygon and Base support is coming in Q3 2026.',
+        a: 'FlowFi is built on Stellar using Soroban smart contracts. We currently run on Stellar Testnet, with mainnet support planned as the protocol matures.',
     },
     {
         q: 'Can recipients withdraw at any time?',
diff --git a/frontend/src/components/Hero.tsx b/frontend/src/components/Hero.tsx
index 1d33f846..42d12833 100644
--- a/frontend/src/components/Hero.tsx
+++ b/frontend/src/components/Hero.tsx
@@ -1,4 +1,5 @@
 
+import Link from 'next/link';
 import { Button } from './ui/Button';
 import { MobileMockup } from './MobileMockup';
 
@@ -26,15 +27,14 @@ export const Hero = () => {
                 </p>
 
                 <div className="mt-12 flex animate-slide-up flex-col gap-5 sm:flex-row [animation-delay:0.2s] w-full justify-center lg:justify-start">
-                    <Button variant="primary" size="lg" glow className="min-w-[200px]">
-                        Start Streaming
-                        <svg className="ml-2 h-5 w-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-                            <path strokeLinecap="round" strokeLinejoin="round" strokeWidth="2" d="M14 5l7 7m0 0l-7 7m7-7H3" />
-                        </svg>
-                    </Button>
-                    <Button variant="outline" size="lg" className="min-w-[200px]">
-                        Governance App
-                    </Button>
+                    <Link href="/dashboard">
+                        <Button variant="primary" size="lg" glow className="min-w-[200px]">
+                            Start Streaming
+                            <svg className="ml-2 h-5 w-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                                <path strokeLinecap="round" strokeLinejoin="round" strokeWidth="2" d="M14 5l7 7m0 0l-7 7m7-7H3" />
+                            </svg>
+                        </Button>
+                    </Link>
                 </div>
 
                 <div className="mt-20 flex items-center gap-4 animate-fade-in [animation-delay:0.4s]">
diff --git a/frontend/src/components/Stats.tsx b/frontend/src/components/Stats.tsx
index e5dc86a0..d7d6e205 100644
--- a/frontend/src/components/Stats.tsx
+++ b/frontend/src/components/Stats.tsx
@@ -1,9 +1,9 @@
 
 
 const stats = [
-    { label: 'Total Value Locked', value: '$240M+', gradient: 'text-gradient' },
-    { label: 'Active Streams', value: '85k+', gradient: 'text-white' },
-    { label: 'Network Savings', value: '$4.2M', gradient: 'text-gradient-secondary' },
+    { label: 'Network', value: 'Stellar Testnet', gradient: 'text-gradient' },
+    { label: 'Status', value: 'Early Access', gradient: 'text-white' },
+    { label: 'Settlement', value: 'Real-time', gradient: 'text-gradient-secondary' },
 
 ];