It is true that selectively allowing JavaScript on known, “safe” sites won’t block all malicious scripting attacks: Even legitimate sites sometimes end up running malicious code when scammers figure out ways to sneak tainted, bogus ads into the major online ad networks. To protect yourself, it is critically important to have an easy method of selecting which sites should be allowed to run JavaScript in the browser. Unfortunately, a huge percentage of Web-based attacks use JavaScript tricks to foist malicious software and exploits onto site visitors. Most Web sites use JavaScript, a powerful scripting language that helps make sites interactive. Secunia’s Personal Software Inspector is popular option. Fortunately, there are some tools that make it easier to learn when security updates are available. Not all software includes auto-update features that let you know about new patches, or if they do, many of these take their sweet time let you know. As a result, staying on top of the latest security updates can sometimes feel like a nagging chore. It shouldn’t be this way, but the truth is that most software needs regular updating.

3) If you no longer need it, get rid of it! For more on these rules, check out this blog post. In short, 1) If you didn’t go looking for it, don’t install it 2) If you installed, update it. Your mileage may vary.įollow Krebs’s 3 Basic Rules for online safety, and you will drastically reduce the chances of handing control over your computer to the bad guys. Here are some links to tools and approaches that I have found useful in stopping malware from invading a PC. An important aspect of securing any system is the concept of “defense-in-depth,” or having multiple layers of security and not depending on any one approach or technology to block all attacks.

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