Whether you’re trying to increase your security at an internet café, tunnel your way to your home computer from your cubicle, or leave no trace on your friend’s borrowed computer, a flash drive turned portable privacy toolkit is invaluable. More

Facebook may be the de facto social network of, frankly, almost everyone, but that doesn’t mean you have to use Facebook exactly the way its creators, or your Farmville-addicted friends, want you to. Here are 10 tweaks to make Facebook better. More

Well, we got our copy of McAfee Antivirus for $29, but it looks like Intel had something a little more substantial in mind. The latter has picked up the Santa Clara-based security / antivirus company for a cool $7.68 billion, which works out to $48 per share in cash. Intel informs us that it will function as a wholly owned subsidiary (under the control of its Software and Services group).

SNAP (Social Network Analyzer for Privacy) by BIT Systems does one thing, and one thing only: it looks at your Facebook profile and then “grades you on how visible you are to the outside world.” Of course, you can always just go into Facebook itself and look at your privacy settings, which would save you the steps of downloading an app and using it to login to your account, but at least the thing is free. And it does provide a handy and thorough tutorial on Facebook privacy in general. Hit the source link to take it for a spin

Last summer we detailed how to crack a Wi-Fi network’s WEP password using BackTrack . Now video blog Tinkernut revisits the subject with a great video step-by-step of the process. Before you go calling the cops or putting on your bank robber mask, a helpful reminder from our original post: Knowledge is power, but power doesn’t mean you should be a jerk, or do anything illegal

If you don’t like your bags being out of your sight and it makes you uncomfortable to think that airline workers are rifling through your stuff, you can take advantage of the TSA’s own security rules by—eek—packing a gun. Photo by Vince Alongi . Most of the time travelers are on the short-end of TSA regulations

Ed. note: On Tuesday, Google responded to cyber attacks aimed at Chinese human-rights activists by ending search-result censorship in China . An anonymous reader with experience living where privacy isn’t respected writes in with tips for keeping your data safe in these situations.

Last night, Twitter was hijacked by the “Iranian Cyber Army”; while there’ve been no confirmed password leaks or anything of the sort, now seems to us like a great time to change up your passwords. Here’s why: The Twitter blog reported that the problem was due to compromised DNS records , meaning that the hackers were able to redirect user requests for Twitter.com to their own server—which served up the page in the screenshot above. Although the redirect doesn’t appear to have done anything malicious beyond that—and a DNS hijack doesn’t mean the hackers would have access to Twitter’s database—the hackers could just as easily easily have set up a fake login page and harvested plenty of passwords phishing-style if they had wanted to.

Firefox: The worst thing about losing your laptop isn’t the cost of replacing your gear; it’s the loss of personal info and saved passwords. Firefox extension FireFound tracks your lost laptop’s location and nukes your personal data in a few clicks.

There’s been a lot of talk about malicious software on jailbroken iPhones lately, but if you haven’t been paying close attention, tech site Network World has a breakdown of the worms running wild and how to eradicate them from your device. As of right now, there are a total of three known iPhone worms, some more harmful than others.