Most Common Digital Scams and How to Protect Yourself

The crime that lives in your pocket

Have you ever received a message saying your CPF was irregular, that a package was held up, or that a family member was in trouble and needed money urgently? If the answer is yes, you’ve already been targeted by a digital scam — whether successful or not. These virtual traps are part of an increasingly present reality in Brazil and around the world, and criminals become more sophisticated each year.

The country is one of the most affected by electronic fraud in the world. Not by chance: we are one of the most connected populations on the planet, with hundreds of millions of active devices and accelerated adoption of digital financial services. This digitalization brought convenience and agility, but it also opened doors for a new generation of scammers who operate without leaving home — and often without leaving easy traces to follow.

The good news is that most digital scams work from repeatable patterns, and knowing them is the first step to avoiding them. In this article, you’ll understand how the most common frauds work, what the warning signs are, and what to do to protect your data, money, and peace of mind.

Phishing: the hook that catches personal data

The name comes from the English fishing, adapted to phishing — and the metaphor is precise. The scammer casts a line, usually an email, SMS, or WhatsApp message that mimics a real company, and waits for the victim to bite. The content usually creates urgency: “your account has been blocked”, “you have an outstanding debt”, “click now to avoid a fine”.

By clicking the link, the user is taken to a fake page, visually identical to the original, where they enter login, password, card number, or personal data. This information goes straight to the criminals.

How to identify

• The website address (URL) has swapped letters or strange domains (e.g., bancobrasil-seguranca.net instead of bb.com.br)
• The message has Portuguese errors or excessively alarmist tone
• The email sender doesn’t match the company’s official domain
• There’s pressure to act “immediately” or “within 24 hours”

Golden rule: no legitimate financial institution asks for your password via email, SMS, or phone. Never.

Pix Scam: when haste is the trap

Pix, the instant payment system of the Brazilian Central Bank, transformed how Brazilians move money. With transfers in seconds, anytime of day, it has also become a favorite target for scammers — not because the system itself is insecure, but because the speed of transactions works in favor of those who want to act before the victim notices the mistake.

Among the most common scams involving Pix are:

• Fake bank employee: someone calls pretending to be an attendant and convinces the victim to make a Pix transfer to “protect” the account
• Romance or fake relationship scam: after weeks of contact, the “partner” asks for money via Pix for an emergency
• Fake Pix key: the seller sends a wrong or altered key when closing a deal
• Altered QR code: codes printed in physical establishments are replaced with fake versions

To better understand how the system works and how to use it safely, check out the complete guide: What is Pix and how to use it safely.

Fake technical support scam

Imagine receiving a call from someone who says they’re from Microsoft, Apple, or your internet provider’s support, warning that your computer has a virus or your account has been compromised. The person seems professional, knows your name and even some of your details — and offers immediate help.

This is the fake technical support scam, and it works because it exploits a powerful combination: the fear of losing data and trust in recognized brands.

The script usually has variations, but generally includes:

1. The “technician” asks for remote access to the victim’s device
2. With access, they install malicious programs or access stored files and passwords
3. In some cases, they ask for payment for a “service” that was never necessary

Important: companies like Microsoft, Google, and Apple don’t proactively call to offer support. If you receive this type of contact, hang up and contact the company directly through the official website.

Social engineering: emotional manipulation as a tool

Not every scam depends on advanced technology. Social engineering is the art of manipulating people to reveal information or take actions they normally wouldn’t. It’s psychology applied to crime.

The cloned WhatsApp scam is one of the best-known examples in Brazil. The criminal gets the victim’s number, requests the verification code by pretending to be them or someone trusted, and takes control of the account. From there, they send messages to contacts asking for money urgently.

Another classic is the “is that you?” scam, in which someone calls pretending to be from the bank and leads the victim to confirm personal data “for security verification”. By confirming, the victim believes they received a legitimate call — but they were the ones who provided the information to the scammer.

Alert signs in social engineering

• Urgent requests for money by message, even if they seem to come from acquaintances
• Request for verification code (never share this with anyone)
• Unsolicited calls asking to confirm data
• Emotional stories that create pressure to act quickly

Scams in online shopping and marketplaces

Electronic commerce has grown significantly in Brazil over the past few years, and with it, fraud on buying and selling platforms has also increased. Scams in this environment usually work both ways: against both buyers and sellers.

For buyers:

• Ads for products with prices well below market (especially electronics)
• Fake stores with professional websites that disappear after receiving payment
• Sellers who ask for transfers outside the platform to “avoid fees”

For sellers:

• Fake payment receipts (edited screenshots)
• “Wrong Pix” scam: the buyer says they sent too much and asks for a refund before the money actually arrives
• Use of fraudulent accounts to dispute orders after receiving the product

The main protection here is to keep all transactions within platforms, never accept receipts without checking the actual balance in your account, and be suspicious of prices that seem too good to be true.

How to protect yourself: a practical guide

Now that you know the main types of scams, see what to do to shield yourself in your daily digital life.

Account and password protection

1. Use long and unique passwords for each service — never repeat the same password in two different places
2. Enable two-factor authentication (2FA) on all services that offer this option, especially email, social media, and banking apps
3. Use a trusted password manager so you don’t have to memorize everything
4. Never share verification codes, even if the request seems legitimate

Communication protection

• Be suspicious of messages with excessive urgency, Portuguese errors, or shortened links
• Before clicking any link, hover your cursor over it to see the real address
• If you receive a suspicious message from a known contact, call the person to confirm
• Don’t install apps requested by strangers — not by phone, not by link

Financial protection

• Regularly monitor your bank statement and Registrato reports (Brazilian Central Bank system that shows your accounts and registered Pix keys)
• Set a lower limit for nighttime Pix transactions in your bank’s settings
• Never make transfers under emotional pressure — take a step back, breathe, and confirm through another channel

Device protection

• Keep your operating system and apps always updated
• Install a trusted antivirus, especially on Windows computers
• Avoid using public Wi-Fi to access bank accounts or make purchases
• Enable biometric or PIN lock on all your devices

What to do if you fall for a scam

Even taking all precautions, no one is completely immune. If you realize you’ve been a victim of digital fraud, act fast:

1. Contact your bank immediately to block cards, reverse transactions, and file a report — the sooner, the better the chances of recovering money
2. File a Police Report (B.O.) online through your state’s Digital Police Station website or in person at a specialized cybercrime police station
3. Change all passwords for accounts that may have been compromised
4. Notify your contacts if the scam involved using your identity or your communication channels
5. Keep evidence: screenshots, emails, phone numbers used by scammers

Conclusion

Digital scams evolve constantly, but the main ingredient of them rarely changes: they exploit haste, fear, and trust. Knowing the most common patterns is already a powerful defense — because when you know what to look for, it becomes much harder to be surprised.

Digital protection doesn’t require advanced technical knowledge. It requires attention, simple habits, and, mainly, the willingness to pause before acting when something seems too urgent. In most cases, that pause of a few seconds is enough to avoid huge losses.

Share this article with people you know — especially with elderly people or those having their first contact with digital services. Information remains the best tool against crime.