The "Golden Screw" refers to an essential part in a product which is difficult to procure, and which, if missing, prevents completion of the product. In other words.
A network disruption affected AT&T customers in the U.S. Thursday, prompting federal agencies to investigate whether the outage was caused by a cyberattack. Later Thursday afternoon, AT&T issued an update saying that its network had been fully restored. Two sources briefed on the situation told ABC News that the FBI and Department of Homeland Security (DHS), among other agencies, are now urgently investigating to determine whether the AT&T outages are the result of a cyberattack or a hack, or simply some sort of technical malfunction.
The Francis Howell School District announced all schools will be learning remotely Tuesday and Wednesday after network activity affected computer systems, according to a release.