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Eleanor Holtmanns on Muck Rack

Eleanor Holtmanns

As seen in: Comms Risk
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Articles

How to Detect SMS Blasters

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By Eleanor Holtmanns, Silke Holtmanns
| Comms Risk
SMS blasters are affecting a growing number of countries. Fraudsters drive around with cars, motorbikes, or even suitcases on the metro, and in those they have false base stations which blast SMS to phones in their vicinity. The fraudulent SMS try to phish information, contain malicious links and often impersonate well-known entities like banks or government agencies. Those SMS blasters are not part of the local mobile operator network.
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The Privacy Risk with Satellite Backhaul

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By Eleanor Holtmanns, Silke Holtmanns
| Comms Risk
Geostationary (GEO) satellites have been around for quite a while; they are commonly used for TV, mobile backhaul, defense and other purposes. A GEO satellite is usually broadcasting to a large geographical area. While an exact number cannot be given, the approximate broadcasting range of one satellite can cover up to a third of the Earth’s surface i.e. one GEO satellite can cover North America or Europe.
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