A text message routing company suffered a five-year-long breach
Illustration by Alex Castro / The Verge
Syniverse, a telecom company that helps carriers like Verizon, T-Mobile, and AT&T route messages between each other and other carriers abroad, disclosed last week that it was the subject of a possible five year long hack. If the name Syniverse sounds familiar, the company was also responsible for the disappearance of a swath of Valentine’s Day text messages in 2019.
The hack in question was brought to light in a Securities and Exchange Commission filing Syniverse published last week. In it, Syniverse shares that in May 2021 it “became aware of unauthorized access to its operational and information technology systems by an unknown individual or organization.” The company did its due diligence notifying law enforcement and conducting an…