Get tech news that matters delivered weekly. Join 50,000+ readers.

ZDNET's key takeaways Use these codes to forward calls, pay your bill, check balances, etc.Some of the codes work only on certain carriers or devices.One of the codes also might erase your data, so ...

The easiest way to check your balance on a Standard Bank SIM card is through a USSD code. This method works even without an internet connection and gives you instant results. Unlock your phone and ...

A rogue cellular network secretly operating in the New York City area was likely used by foreign state-sponsored hackers, according to federal investigators. On Tuesday, the US Secret Service ...

The rogue cellular network spanned '100,000 SIM cards across multiple sites,' and was used to make fake calls to US officials, including swatting threats. A rogue cellular network secretly operating ...

The US Secret Service announced this morning that it has located and seized a cache of telecom devices large enough to "shut down the cellular network in New York City." And it believes a nation-state ...

Image credit: U.S. Secret Service Media Relations/Anadolu via Getty Images Federal agents have discovered an additional 200,000 SIM cards connected to a communication network in the New York Tri-State ...

The US Secret Service has dismantled a SIM card network in New York following threats to senior government officials. The agency released a statement yesterday stating that they had found a network of ...

The Secret Service discovered more than 100,000 SIM cards and 300 servers, which could disable cellular towers or be used to conduct surveillance. By Eileen Sullivan Reporting from Washington The ...

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.