Is It Safe to Text Your Bank Details?

Someone owes you money for dinner. "Just text me your account number," they say. You open iMessage, type out your routing number, account number, and name, then hit send. It takes five seconds and you never think about it again.

But that message does not disappear. It stays in your chat history, backed up to iCloud, sitting on both devices indefinitely. And it is far from the only time you have done this.

Why Texting Bank Details Through Messenger Is Dangerous

Chat History Never Goes Away

Messages sent through iMessage, Messenger, or any chat app persist on both devices. They get backed up to cloud services, synced across devices, and indexed for search. That account number you texted two years ago? It is still there, one search query away.

Screenshots and Forwarding

Anyone in the conversation can screenshot your bank details or forward them to someone else. Once you hit send, you lose all control over where that information ends up.

Device Theft Means Financial Exposure

If someone's phone is stolen or hacked, every bank detail shared through chat is immediately accessible. Even with a lock screen, sophisticated attackers can extract data from a device.

Name + Account Number = Social Engineering Fuel

An account number alone might seem harmless. But combined with your full name and bank name, it becomes a powerful tool for social engineering attacks, phishing calls, and identity fraud.

Financial Info People Commonly Share Through Chat

Info Type	Examples	Risk Level
Bank account details	Routing number + account number + name	Medium
Card information	Card number, expiration, CVV	Very High
Mobile payment IDs	Venmo handle, Zelle email/phone	Low
Tax identifiers	SSN, EIN, tax ID	Very High
Freelancer invoicing	Invoice details, bank wire info	High

4 Safe Ways to Share Financial Information

Method 1: Use Your Payment App's Built-In Request Feature

The safest approach is to never share account numbers at all. Venmo, Zelle, Cash App, and PayPal all have "request money" features. Send a payment request directly, and the sender never needs to see your bank details.

• Venmo: Tap "Request" and enter the amount
• Zelle: Send a request through your banking app
• Your actual account number stays completely private

Method 2: Use a Password-Protected Memo Link

When you genuinely need to share bank details, such as for a wire transfer, create a protected memo on LOCK.PUB. Enter your account information, set a password and expiration time, then share only the link.

• No bank details left in your chat history
• Auto-expires after 1 hour, 24 hours, or your chosen timeframe
• Send the link via text, the unlock password via phone call

Method 3: Make a Phone Call for One-Time Transfers

For a single transaction, a quick phone call is fast and leaves no digital record. Dictate your account number, confirm the details verbally, and nothing is stored anywhere.

Method 4: Share Only the Minimum Required Information

You do not need to send everything at once. For most domestic transfers, the sender only needs your account number and bank name. Leave out your full name in the same message, or share different pieces through different channels.

What Information Is Actually Needed for Transfers

Transfer Type	Required	NOT Required
Domestic wire	Account number + routing number	Card number, PIN
Mobile payment	Username or phone number	Full bank details
International wire	IBAN or SWIFT + account	Card CVV, PIN

Nobody needs your card PIN or CVV to send you money. If someone asks for these, it is a scam. Period.

Red Flags: When a Payment Info Request Is a Scam

Stop and verify if you encounter any of these situations:

• Unexpected request from your "boss" or "friend" — Call them directly on a number you already have to confirm
• Urgency and pressure — Scammers create artificial deadlines to prevent you from thinking clearly
• Request for card CVV, PIN, or one-time codes — These are never needed to receive money
• A "contact" telling you their account number changed — Always verify through a separate channel before sending money to a new account

Start Sharing Bank Details Safely

Financial transactions are built on trust. Protect that trust by sharing your payment information through secure channels. Create a password-protected memo on LOCK.PUB to share your bank details without leaving them in chat history.

Create a Secret Memo -->