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These devices not only allow multiple computers to be connected to a single internet connection, but they act as a type of firewall, protecting against malicious traffic from the internet.There are also dedicated hardware appliances that act only as firewalls, and there is software that can be installed on PCs to act as a firewall as well.An offline scanner is simply a complete anti-virus and anti-spyware scanning tool that you download and burn to CD or DVD, or place on a USB memory When discussing computers, memoryspecifically refers to a computer’s RAM, or Random Access Memory.

Various forms of advertising, including additional toolbars, homepage hacks, and data insertion (while technically not a form of spying) are often also included in the term to determine the presence of spyware.Virus detection is more typically data-based, looking for specific patters of data that indicate the presence of a virus.Exactly how a virus does this depends on its type, but can include propagation over removable media such as USB drives, networks, or network-based activities such as user downloads.A firewall is a barrier between something that is potentially dangerous and something you want to keep safe. There is a wall of metal behind your car’s dashboard designed to keep the passengers safe should the engine catch on fire. In computing, a firewall is typically a networking device – often a router – that is designed to understand network traffic to some degree.Recent versions of Windows include a built-in software firewall.

Spyware is a class of malware that, as its name implies, is typically designed to spy on you or your computer, silently collecting information that is subsequently sent on to others for typically nefarious purposes.

As a result, every so often I get push-back – often angry push-back – that Windows Defender remains my primary recommendation.

There are several reasons I stick to that position.

Its job is to block malicious or unauthorized network traffic from crossing the firewall into a protected network.

The most common examples of a firewall are most consumer and small-business routers.

Malwarebytes Anti-Malware has evolved over the years from a tool that defied categorization – not really anti-virus, not really anti-spyware, but still catching things that other tools did not – to a full-featured anti-malware package.