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# Explaining the Threat of SS7 Mobile Attacks
[Datalyst Blog](https://datalyst.directivesites.com/blog/categories/blog) [Security](https://datalyst.directivesites.com/blog/categories/security)
[Daniel Mathieu](https://datalyst.directivesites.com/blog/blogger/daniel-mathieu)
Friday, 17 January 2025
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The Internet is full of threats, but one of the most alarming ones making headlines lately is called an SS7 attack. It’s severe enough to have the U.S. Department of Homeland Security scrambling to find solutions. Let’s break down what SS7 attacks are, how they work, and why they’re so dangerous.
## What’s an SS7 Attack?
An SS7 attack takes advantage of weaknesses in the Signaling System 7 (SS7) protocol. This protocol is like the backbone of how phone calls, texts, and data are sent around. The problem is that SS7 was created decades ago, long before modern cybersecurity became a priority, so it’s not very secure.
## How It Works
Hackers get into the SS7 system by exploiting its flaws. Normally, only phone companies can access this network, but in an SS7 attack, outsiders break in. Once inside, they can:
- Listen in on phone calls and read text messages.
- Track your location in real time.
- Bypass two-factor authentication (2FA) codes sent via text.
This is bad news because it means hackers can steal private information like your messages, bank details, or other sensitive data. Even worse, you’d never know it was happening—just like in a man-in-the-middle (MitM) attack. It’s all invisible to you.
## How to Protect Yourself
While SS7 attacks aren’t as common as phishing, they’re still a threat, especially from government-backed hacking groups. Here’s what you can do to stay safe:
- **Use an encrypted messaging app** - Apps with end-to-end encryption make it harder for hackers to read your messages, even if they intercept them.
- **Switch to an app-based 2FA** - Instead of relying on text messages for two-factor authentication, use an authentication app like Google Authenticator. These apps generate codes that don’t go through the SS7 system, making them more secure.
You might need extra protection for your team’s mobile communications if you're a business owner. At Datalyst, we can help you secure your mobile networks and monitor for any signs of trouble. Call us today at (774) 213-9701 to learn more about keeping your data safe.
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Tags:
[Security](https://datalyst.directivesites.com/blog/tags/security) [Hackers](https://datalyst.directivesites.com/blog/tags/hackers) [Mobile Device](https://datalyst.directivesites.com/blog/tags/mobile-device)
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About the author
[  ](https://datalyst.directivesites.com/blog/blogger/daniel-mathieu)
[Daniel Mathieu](https://datalyst.directivesites.com/blog/blogger/daniel-mathieu)
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Dan is a trusted IT advisor with a background of over 25 years in IT and continuously works on the challenges of putting the right people in place to drive business growth and customer satisfaction.
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