Hackers Had Years-Long Access to Potentially Billions of Text Messages Processed for Top Carriers
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Syniverse, a company that processes 740 billion text messages every year for AT&T, T-Mobile, Verizon, Vodafone, and China Mobile, among other top carriers, revealed in an SEC filing that hackers had been inside its systems for years, impacting more than 200 of its clients and potentially millions of cellphone users worldwide.
Syniverse said that an unknown "individual or organization gained unauthorized access to databases within its network on several occasions, and that login information allowing access to or from its Electronic Data Transfer (EDT) environment was compromised for approximately 235 of its customers." One former employee said that those systems have information on all types of call records.
The company said that it discovered the breach in May 2021, but the hack began in May 2016. Senator Ron Wyden (D-OR) said that the FCC needs to get to the bottom of what…
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