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Kaspersky Lab has released a free tool that checks the security of computers without an antivirus or with another solution. It gives you a second opinion on the state and vulnerability of your machine, and it's very easy to install and use.
We regularly receive fake messages through all kinds of channels. Key points to spot them quickly — phishing, advertising and data-harvesting messages — and the minimum precautions before handing over your data.
Separate Windows accounts don't make your files private: a hidden administrator without a password, several admin accounts and easily reset login passwords all leave your data exposed. How to protect it.
"Antivirus" usually means a complete anti-malware solution, but strictly it's only one of the tools that protect us. Basic vs complete solutions, firewalls, the danger of cracked and fake antivirus, and the best antivirus of 2011.
Faults in PCs with power-supply deficiencies: how a poor power supply damages the motherboard's northbridge and NAND gate, the CPU's VRM, and the thermal sensors of Intel and AMD processors.
How a third party can intercept a password while you log in to a web service, what phishing is and how it works, and a few simple ways to spot fake login pages.
Malicious programs, malware… why not just call them all viruses? Because a virus is only one kind of malware. The main types, and how to manually clean a USB stick infected through Autorun.inf.
Some special precautions for protecting our passwords from malicious programs — not how complex they are, but how to stop third parties capturing them, for example with keyloggers on shared computers.
