What is Defense In Depth?
“Defense in depth” (DiD) is a cyber security strategy that uses multiple security products and practices to safeguard an organization’s network, web properties, and resources. It is sometimes used interchangeably…
Germany suspects sabotage after undersea internet cables are severed
The C-Lion1 cable between Finland and Germany was severed in the Baltic Sea, its operator said, after damage was reported to another cable linking Lithuania and Sweden. BERLIN — Germany’s…
Millions of Customers’ Data Found On Dark Web In Latest AT&T Data Breach
AT&T announced on Saturday that it is investigating a 70 million customer data breach involving personal information on the dark web. According to information about the breach on the company’s…
AT&T National Outage Credits
AT&T ‘making it right’ with $5 credit to customers after last week’s hours-long outage. AT&T says it will give a $5 credit to customers affected by last week’s nationwide telecommunication…
What does SOS mode on iPhone mean? The symbol appears during the AT&T outage on Thursday.
Thousands of customers woke up Thursday morning to an SOS symbol at the top of their iPhones and no service due to a nationwide telecommunications outage. The outages impacted AT&T…
What caused the AT&T outage? The company’s initial review says it wasn’t a cyberattack.
AT&T offers a $5 credit to customers affected by a communications outage. The outage, caused by a technical error, affected thousands. Many AT&T customers were without cellphone service Thursday thanks…
AT&T outage just a preview of what can happen when cell service goes out: How to prepare
A widespread telecommunication outage that affected tens of thousands of customers in the United States on Thursday raised many questions: What should I do when I can’t use my cell…
DEFINITION: binary
binary What is binary? Binary describes a numbering scheme with only two possible values for each digit — 0 or 1 — and is the basis for all binary code…
What is a WAN? | WAN vs. LAN
A wide area network (WAN) is any network that extends over a large geographic area, usually connecting multiple local area networks (LANs). What is a wide area network (WAN)? A…