WhatsApp is one of the most secure messaging apps, but hackers can still gain access through scams, malware, or SIM-swapping. If you suspect your account is compromised, watch out for these 5 red flags—and learn how to secure your account immediately.
5 Signs Your WhatsApp is Hacked
1. Unusual Activity (Messages You Didn’t Send)
🔴 Signs:
Friends receive strange messages from you (spam, scams, or links).
Your chats show outgoing messages you didn’t type.
✅ Fix:
Log out of all sessions (Settings → Linked Devices → Log out from all).
Warn contacts not to click any links sent from your account.
2. Unexpected Logins (New Linked Devices)
🔴 Signs:
You see unknown devices in WhatsApp Web/Desktop (Settings → Linked Devices).
You get a "WhatsApp logged in on another phone" notification.
✅ Fix:
Disconnect suspicious devices immediately.
Enable Two-Step Verification (Settings → Account → Two-Step Verification).
3. Sudden Battery Drain or Overheating
🔴 Signs:
Your phone gets hot or drains battery fast even when idle.
Background data usage spikes for WhatsApp.
✅ Fix:
Scan your phone for malware (use Malwarebytes or Bitdefender).
Reinstall WhatsApp if the issue persists.
4. Verification Code Requests (SIM Swap Attack)
🔴 Signs:
You receive multiple SMS codes from WhatsApp without requesting them.
Your mobile network suddenly stops working (hacker may have SIM-swapped you).
✅ Fix:
Contact your mobile carrier to lock your SIM.
Enable 2FA to prevent unauthorized logins.
5. Missing Chats or Account Lockout
🔴 Signs:
Your chats disappear unexpectedly.
You’re logged out of WhatsApp and can’t log back in.
✅ Fix:
Recover your account via SMS verification.
If hacked, email support@whatsapp.com with "Lost/Stolen Account" in the subject.
How to Protect Your WhatsApp from Hackers
✔ Enable Two-Step Verification (Add a PIN).
✔ Never share verification codes (even with "friends").
✔ Check Linked Devices monthly.
✔ Avoid suspicious links (even from known contacts).
✔ Use a VPN on public Wi-Fi.
What to Do If You’re Hacked?
Log out from all devices (Settings → Linked Devices).
Re-verify your number via SMS.
Enable 2FA immediately.
Scan your phone for spyware.
Alert friends not to engage with suspicious messages.
Final Tip: If you can’t recover your account, contact WhatsApp Support or your mobile provider ASAP.
🔐 Stay secure! Bookmark this guide to check for hacking signs regularly.