Exploring Information Security

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What is Smishing and How You Can Protect Yourself

Smishing - Image created by ChatGPT

This is an article I’ve put together for my internal Security Awareness program. Feel free to grab and use in your own program. Created with help from ChatGPT.

In today's digital age, cybersecurity threats are evolving rapidly, and one of the rising threats is "smishing." Smishing, a blend of "SMS" (short message services) and "phishing," is a form of phishing that involves sending fraudulent SMS messages designed to deceive recipients into revealing personal information or installing malware. 

Understanding Smishing 

Smishing attacks typically involve a text message that appears to come from a legitimate source, such as a bank, a well-known retailer, or even government agencies. These messages may claim that there's an urgent issue requiring your immediate attention, such as a problem with your bank account, a missed delivery, or a tax refund opportunity. The message will usually include a link that you are urged to click to resolve the issue. 

How Smishing Works 

The goal of smishing is to trick the recipient into providing sensitive information, such as login credentials, credit card details, or personal identification numbers. Alternatively, the link may download malware onto the recipient’s phone, which can lead to data theft or loss, financial loss, and sometimes even identity theft. 

Examples of Smishing Attacks 

  • Financial Frauds: "Notice from Bank XYZ: Unusual activity detected on your account. Please verify your identity immediately to prevent closure. Click here [link]." 

  • Fake Contests: "Congratulations! You’ve won a $500 gift card from [Popular Brand]. Claim your prize now [link]." 

  • Impersonation of Authorities: "Urgent COVID-19 alert in your area. Click here for safety measures to follow [link]." 

  • CEO Fraud: “Hi [employee], are you available? I have an urgent need.” 

Tips to Protect Yourself from Smishing 

  • Be Skeptical of Unsolicited Messages: Always be wary of text messages that ask for personal information, especially if they convey a sense of urgency. 

  • Verify the Source: If a message claims to be from an organization you do business with, verify its authenticity by contacting the organization directly using a phone number or email address from their official website—not the contact details provided in the message. 

  • Avoid Clicking on Suspicious Links: Do not click on links in unsolicited texts or emails. Instead, go directly to the website by typing the URL into your browser. 

  • Educate Yourself and Others: Awareness is your best defense. Learn about the latest smishing tactics and educate your family and friends on how to protect themselves. 

Conclusion 

Smishing is a significant and growing threat in the realm of cyber scams. By staying informed and cautious, you can protect yourself from falling victim to these malicious attacks. Always remember that when it comes to protecting your personal information, vigilance is key. If you suspect you’re being targeted by a smishing attack please contact [INTERNAL SECURITY TEAM INBOX].