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2,862 Tutorials

More Security How-To

  • How-Tos: How to hide user accounts from the log-on screen in Windows 7

    Not every user account is meant to be seen by other people. When password-protection just doesn't cut it and you want that extra bit of discretion, you should hide your accounts from the log-in screen altogether. Here's how.

  • How-Tos: Windows 8 picture passwords: Their great untapped potential

    Love it or hate it, Windows 8 is the bellwether for PCs. Where Microsoft goes, PCs follow. And now Microsoft is making a grab for the mobile market, too. The latest version of Windows is designed with touchscreens in mind, and one bright side of that evolution is the addition of features that make Windows more intuitive and easier to use on all devices.

  • How-Tos: Windows 8: Put its hidden security features to work!

    Don't let the Windows 8 haters brainswash you: Microsoft actually introduced a few great features in its new operating system, some of which will help keep you safer from malware and other security threats. Though most of these security enhancements are active by default, you still must be proactive to get the most from them. Also, one new Windows 8 feature presents specific security concerns that must be addressed to keep your PC--and your data--as safe as possible. Let's jump in and investigate.

  • How-Tos: How to unlock an Android phone/tablet

    It's wise to use a security measure to protect from unauthorised access your Android smartphone or tablet, whether you use a pattern, PIN, password or face lock. But what do you do when you forget your own access code?

  • How-Tos: Get free web filtering

    Keep your kids safe online by using this free website filtering tool. Here's how to set it up.

  • How-Tos: How to temporarily disable Microsoft Security Essentials

    When it comes to keeping my PC secure, I rely on a small handful of tools: Windows 7's built-in firewall, Gmail's spam filtering, Web of Trust's helpful browser plug-in, and Microsoft's free Security Essentials anti-virus utility.

  • How-Tos: Encrypt (almost) anything

    It's all too easy to neglect data security, especially for a small business. While bigger organizations have IT departments, service contracts, and enterprise hardware, smaller companies frequently rely on consumer software, which lacks the same sort of always-on security functionality.

  • How-Tos: 'Red October' malware: what you need to know

    Kaspersky Lab this week announced that it had found what it described as a shadowy group of hackers who had been harvesting date from various diplomatic, government, and scientific research computer networks. According to the Kaspersky Lab report, the Red October hackers have been specifically targeting high-ranking individuals in public sector roles in so-called 'spear phishing' attacks (targeted phishing). Here's everything you need to know about Red October.

  • How-Tos: Answer Line: Malware or false positive?

    Davikokar launched a program even though Norton warned that it was a Trojan. A subsequent hard drive scan revealed nothing bad. Davikokar then asked the Antivirus & Security Software forum if Norton had given a false positive?

  • How-Tos: How to encrypt a file in XP

    Our Helproom Editor explains how to password-protect files when using a PC or laptop running Windows XP.

  • How-Tos: Three New Year's resolutions for PC users

    A new year is upon us, and that can mean only one thing: resolutions. For most folks, these tend to be of the "get in shape" or "quit smoking" variety. But if you're a PCWorld reader, consider adding some PC-specific resolutions to the mix.

  • How-Tos: How to activate Windows Defender in Windows 8

    Like every new Windows release, Windows 8 is more secure than the operating systems that came before it. That's due in large part to three major enhancements: An increased emphasis on UEFI Secure Boot optimizations, the extension of the SmartScreen Filter across the operating system, and the default inclusion of a more robust version of Windows Defender, which now protects against all kinds of malware--not just spyware.

  • How-Tos: Lock and encode your flash drives with BitLocker To Go encryption in Windows 8

    Losing your USB flash drive before a big presentation is a terrible way to start a Monday. Losing a drive that also contains valuable personal data or confidential company information will ruin your whole week—and maybe your career. Luckily, Windows users can easily hedge their bets against such disasters by using the free BitLocker To Go utility to quickly encrypt portable drives.

  • How-Tos: Sneaking past the Gatekeeper

    Reader Richard Patterson finds his way blocked when trying to launch a favorite application. He writes:

  • How-Tos: Here's how to secure your email and avoid becoming a 'Petraeus'

    It was a shock when David Petraeus--a respected and highly-decorated Army general--abruptly stepped down from his post as the director of the CIA earlier this week. It was even more of a jolt to learn that his resignation was due to an extramarital affair. But, the real story might be the fact that the affair came to light more or less accidentally as a result of poor email and privacy practices.

  • How-Tos: PC security: Your essential software toolbox

    Mobile malware is getting lots of attention these days, but you can’t forget about your PC’s security—after all, you probably still use it to pay bills, shop online, and store sensitive documents. You should fully protect yourself to lessen the chance of cybercriminals infiltrating your computer and your online accounts, capturing your personal information, invading your privacy, and stealing your money and identity.

  • How-Tos: Peek behind abbreviated Web links with Unshorten.it

    Shortened links are everywhere these days, especially on Twitter, where long Web addresses are at odds with the 140-character message limit.

  • How-Tos: Gain access to your PC without the logon password

    2godballdaglory asked the Answer Line forum how he can boot an old PC with a password he no longer remembers.

  • How-Tos: Test downloads and files with a sandbox

    Test downloads in a safe environment on your PC before installing them on your hard drive. We show how to install and run software in a sandbox with the free BufferZone app

  • How-Tos: How to protect USB drives with Bitlocker To Go

    Losing a USB flash drive can be the stuff of nightmares if it contains sensitive or valuable information. Windows 7 and Windows 8 include an encryption system called BitLocker To Go, which will safely encrypt the data stored on your external drives and lock them down with a password. Here's how.


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