If a text message has ever asked you to verify a mysterious bank account, confirm an unknown delivery, or claim a prize for a contest you didn’t enter, you’ve seen smishing in action. These deceptive text messages are designed to trick recipients into handing over sensitive information.
For small businesses, a single employee falling for a single smishing message can expose customer records, financial accounts, and internal systems. Here's what smishing looks like, how it works, and how you can keep your business off the hook.
What is smishing?
Smishing is a type of fraud that uses fake text messages to steal personal information or other sensitive data. The name combines SMS (short message service), the technology behind standard text messaging, and phishing, the practice of manipulating people into revealing sensitive information or clicking malicious links.
Business owners and employees often understand that suspicious email messages should be scrutinized, and phishing awareness is standard in most workplaces. However, a text that appears to come from a bank, payroll provider, or delivery service often gets acted on without a second thought, especially when someone is busy or distracted.
How smishing works
A smishing attack follows a familiar pattern. Someone sends a text message designed to look like it's from a legitimate source, such as a financial institution, a government agency, or a vendor you recognize. The message creates pressure to act quickly and includes a link or a callback number.
You click or call, and from there the attacker either captures your login credentials, installs malware on your device, or guides you into handing over information directly. This stolen information can be used for identity theft, financial fraud, or unauthorized access to business accounts.
What makes this particularly risky for small business owners is that a single compromised device can expose client data, business banking credentials, payroll information, and vendor accounts all at once. The attack doesn't have to be sophisticated to cause serious damage.
Why smishing attempts are on the rise
Business communication has shifted heavily toward mobile devices, and small business owners often manage many tasks on their cell phones. That concentration of access makes a successful smishing attack especially damaging.
Smishing is also cheap and easy to execute at scale. Spoofing phone numbers or sending bulk SMS messages requires minimal technical skill, keeping the barrier to entry low for scammers.
Text messages also carry a trust premium because they feel more immediate and direct compared to emails. As email spam filters have become more effective at catching phishing attempts, smishing has emerged in response.
Signs of a smishing attack
Smishing attacks rely on social engineering to trick victims into taking an action, often by exploiting trust, urgency, or fear. Suspicious texts from unknown senders share several recognizable characteristics, though attackers are constantly refining their approach.
Sense of urgency
Most smishing messages are designed to make you act before you think by using phrases like “Act now to avoid penalties” or “Your account will be suspended soon.” Legitimate institutions rarely communicate genuine emergencies exclusively through a text message.
Spelling errors or awkward phrasing
Grammar and spelling errors are common in smishing messages. Awkward sentence construction, unusual punctuation, or a tone that doesn't quite sound like how a company normally communicates are all warning signs. However, sophisticated attacks are increasingly well written, so don't treat clean copy as automatic proof of legitimacy.
Suspicious links
Smishing links are often shortened URLs or slight misspellings of legitimate domains, like “amaz0n-support.com” instead of “amazon.com.” Before clicking any link in a text, look closely at the URL. Better still, go directly to the company’s website or app rather than following the link at all.
Unrecognized number
Smishing messages frequently come from unfamiliar numbers, short codes, or numbers that don't match a company's official contact information. Some attackers spoof real numbers to appear more credible, so while a familiar sender isn't a guarantee, an unknown number should always prompt extra caution.
Unsolicited outreach from a trusted brand or institution
Attackers routinely pose as banks, the IRS, the postal service, PayPal, Amazon, or other widely recognized names. They may replicate logos and branding in linked pages to make everything look convincing. Always verify through official channels rather than relying on anything in the message itself.
Requests for personal or financial information
No bank, government agency, or legitimate business will ask you to confirm your account password or credit card numbers over text. If a message asks for sensitive information or directs you to a site that prompts you to enter it, treat it as a red flag, regardless of how official it looks.
Types of smishing scams
Knowing what smishing scams look like makes them easier to spot before anyone on your team falls victim to an attack.
Financial institution alerts
These messages impersonate a bank or credit union, warning you of suspicious activity or a frozen account. The goal is to get you to click a link and enter your login credentials on a fake site. If you receive an alert like this, call your bank directly using the number on the back of your card or the bank's official site.
Business finance and payroll fraud
Attackers may pose as a payroll provider, accountant, or financial platform and request that you update banking information or authorize a transfer. Fake invoices are another common angle, often sent with a link to a spoofed payment portal. Any unsolicited request to change payment or banking details should be verified through a direct phone call to the person or company in question.
Package delivery notifications
Fake delivery texts typically claim a package is on hold or that a delivery fee is owed and then offer a link to resolve the issue. If you're expecting a shipment, track it directly through the carrier's official site or app.
Fake prizes and giveaways
A common smishing attack targets people with fake prize notifications, using phrases like “You’ve been selected” or “Claim your prize money now.” These messages promise gift cards, cash, or other giveaways in exchange for clicking a link or providing personal information. No legitimate company runs promotions this way, and any message asking you to pay a fee or share account details to collect a reward is a scam.
Government impersonation texts
Attackers posing as the IRS, postal service, or other government agencies typically threaten penalties or legal action to prompt a fast response. Government agencies do not initiate contact with businesses or individuals by text message, so you can be confident that these types of texts are not from legitimate organizations.
Malicious app downloads
Some smishing messages direct you to download an app outside of the official App Store or Google Play. These apps often contain malware or malicious code designed to access your contacts, monitor your activity, or steal stored credentials. Only download apps through official channels.
How to prevent smishing attacks
Prevention comes down to a handful of consistent habits that go a long way toward keeping your business protected.
Never click unfamiliar links
This is the most straightforward rule and the most important rule. Don't click links you weren't expecting, even if they come from a number you recognize. Go directly to the company's website or app to check for any real alerts or messages.
Verify requests via official channels
Any text that asks you to confirm account information, authorize a transaction, or update account details should be verified independently. Call the company directly using a number from their official website, not the number provided in the text. This step alone will catch most smishing attempts before they cause any harm.
Block and report suspected spam texts
Both iOS and Android allow you to block numbers and report spam messages directly. The Federal Trade Commission (FTC) accepts reports at reportfraud.ftc.gov. Reporting helps identify active campaigns and can protect others from the same attack.
Train employees on security awareness
Your team members need to know what smishing looks like. Clicking a single malicious link on a work device can expose your entire business. Empower your employees to spot smishing schemes with regular security training. Walk through what these messages look like, establish a clear protocol for flagging suspicious numbers, and make it easy for employees to ask before they click.
What to do if you've been smished
Acting quickly limits the damage. If you've clicked a suspicious link or shared private information in response to a smishing message, here's what to do.
Change passwords and secure affected accounts
Start with any accounts that may have been compromised, especially anywhere you use the same password, and make sure you're using 2-factor authentication. Use an authenticator app rather than SMS-based verification where possible, for extra protection.
Contact your financial institutions
Call your bank, credit card companies, and any other financial institutions connected to your business accounts. Let them know what happened and ask them to flag your accounts for suspicious activity. If any payment information was exposed, request new bank account numbers or cards.
Monitor your accounts and credit
Watch your business and personal accounts closely for unauthorized transactions in the days and weeks following the incident. Consider placing a fraud alert with the major credit bureaus to prevent new accounts from being opened in your name or your business's name.
Report to the FTC and local law enforcement
File a report with the FTC and contact your local law enforcement if financial loss occurred. Reporting doesn't always lead to recovery, but it creates a record and contributes to broader efforts to track and shut down smishing operations.