Ransomware – when data becomes hostage

Ransomware – when data becomes hostage

Seqred You sit down to your computer, drink your morning coffee, and … a multi-colored window is displayed on the monitor informing that your data has been encrypted, and only a cryptocurrency deposit on the given account will allow you to recover it. All...
Universal Hack and Play

Universal Hack and Play

Michał Niwicki UPnP (Universal Plug and Play – plug it in and it works) is a protocol that allows direct communication between computers and network devices. It is used in dozens of home appliances and enables devices such as computers, printers, TV sets, WiFi...
Botnet Mirai and largest Internet blackout

Botnet Mirai and largest Internet blackout

Błażej Dusik Let’s imagine a zombie army, like those straight from the silver screen – a charging horde that only has one goal. This reference to a Hollywood production can help us later understand the type of threat a botnet poses and how large it could be – an army...