Protect your online data
How safe are you online? Do you know your email, password has been hacked. Check at the this website "have I been pwned". Have I Been Pwned is a website…
What is router
A router connects devices within a network by forwarding data packets between them Routers let multiple computers share a common Internet connection from your ISP (Internet Service Provider).When you order…
What is Radio Spectrum
The radio spectrum is the part of the electromagnetic spectrum with frequencies from 30 Hertz to 300 GHz ITU (International Telecommunications Union) is the United Nations specialized agency for information…
What is Radio Frequency
Radio frequency (RF) refers to the rate of oscillation of electromagnetic radio waves. The electromagnetic spectrum contains all the frequencies of electromagnetic waves including gamma-rays, ultraviolet, visible, light waves, microwaves,…
Master & Slave Bluetooth Devices
How Bluetooth devices connect Bluetooth networks (commonly referred to as piconets) use a master/slave model to control when and where devices can send data. In this model, a single master device can be connected to…
What is Bluetooth 5
Versions of Bluetooth Technology Bluetooth 4.1,4.2 and 5 are various versions of Bluetooth technology. Every higher version has more and advanced feature. Bluetooth 5 is the latest version of Bluetooth…
Persistence of Chaos is no art
Persistence of Chaos is not a art painting Persistence of Chaos is not a painting, neither old original book of any great writer. It is old, outdated Samsung NC10-14GB 10.2-Inch…
The Persistence of Chaos
Mockery of art " Persistence of Chaos".What art is in there ? Copy and paste of two computer trojan and four computer worm. It would have been real art if…
History of Ransomware
Hostage by ransomware Ransomware is a huge and growing problem for businesses and organizations of all sizes. It's a problem that shows no signs of going away. Ransomware is easy…
What is ransomware
Definition of Ransomware Ransomware is a form of malicious software (or malware) that, once it's taken over your computer, threatens you with harm, usually by denying you access to your…