TELDAT Blog

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Heidi Eggerstedt
A Spectre is haunting not only Europe

A Spectre is haunting not only Europe

The Meltdown and Spectre vulnerabilities were discovered last year, but only disclosed recently to the public. Both vulnerabilities are of the same family. They fundamentally affect certain CPU designs with around 20-years’ worth of processors and certain upcoming designs cannot be classified totally secure. To eliminate these vulnerabilities entirely will require a rethink of how a modern...

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More and more people commute to work

More and more people commute to work

The number of commuters rises to record high. According to an analysis by the Federal Institute of Research on Building, Urban Affairs and Spatial Development (BBSR), the number of commuters in Germany has peaked at sixty percent, compared to 53 percent in 2000. On average, employees now live almost 17 kilometers away from their place of work, compared to 14.6 kilometers at the start of the...

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WannaCry?

WannaCry?

The first and so far the only time I was personally involved, (or to be more precise my son who at that time was eleven years old), in a cyber-attack by ransomware was in 2012. The computer of my son was apparently blocked by the Federal Criminal Police Office due to some illegal actions, such as sending spam mails and even worse. At least that’s what appeared on the screen in poor German....

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1st Advent…when the routers turn off

1st Advent…when the routers turn off

At the end of November, the pre-Christmas season usually starts in Germany. The famous Christmas Markets, such as the Christkindle market in Nuremberg, open in every city and people celebrate the first Advent by lighting the first of four candles of the Advent wreath. Usually, the first Advent is the day when the contemplative time starts. The 27th of November, the first Advent in 2016 was for...

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Wireless LAN in public transport in Northern Germany

Wireless LAN in public transport in Northern Germany

Surfing the Internet and mailing – this shall be quickly and simply possible on busses and trams within a main city in northwestern Germany. Passengers in busses within this city will be offered fast and free Internet access. The first vehicles will offer wireless LAN and pictograms will inform the customers that they can to get free Wi-Fi on the vehicles. The access shall be easy and without...

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The divine spark – Wireless LAN is in the air

The divine spark – Wireless LAN is in the air

Wireless LAN has been conquering the market for many years by now and still does. This is no news for us. In the business world, Wi-Fi plays a vital part in processes and also in our everyday life hardly anybody can image to living without wireless LAN.

We are used to having Internet access almost anywhere for our mobile devices such as tablets and smart phones. In Germany, free Wi-Fi will soon be offered even in churches around Berlin and Brandenburg. In the first step, 220 churches

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Wi-Fi MIMO scenario in extreme environmental conditions

Wi-Fi MIMO scenario in extreme environmental conditions

Wi-Fi networks with high performance are not only needed in offices but also in extreme environmental conditions such as cold stores. Nevertheless, dual band access points for office environments cannot be installed inside cold stores because of the extreme environmental conditions. However, special MIMO Wi-Fi antennas with IP 68 protection operate even under extreme conditions up to minus 40...

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ALL IP advances – Deutsche Telekom means business

ALL IP advances – Deutsche Telekom means business

Deutsche Telekom’s customers have to face the fact that their service provider means business. Over a year ago Germany’s largest service provider started cancelling analog and ISDN connections if their customers refused to migrate their voice connection to VoIP. The customers had to choose a new tariff otherwise Deutsche Telekom would terminate the contract. The provider’s plan is now to switch...

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The Internet of Things – A blessing and a curse

The Internet of Things – A blessing and a curse

By now IP devices are already more than just a fancy hype. The Internet of Things (IoT) will connect about 5 billion terminals and devices this year, with a rising tendency - in 2020 about 25 billion intelligent objects are expected to be connected to the Internet, about three times more than the world’s current population. For end users as well as for business clients, IP devices such as smart...

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