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Security

Is Facebook Nearby Friends Safe?

Thumbnail image for Is Facebook Nearby Friends Safe? by Barbara J. Feldman April 21, 2014

Over the next couple of weeks your iOS and Android Facebook apps will probably be getting a new social feature called Facebook Nearby Friends. The purpose of this new feature is to share your whereabouts with Facebook friends. But in contrast to previous apps that have tried to tackle the same problem, instead of broadcasting […]

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What is HTTPS Everywhere?

Thumbnail image for What is HTTPS Everywhere? by Barbara J. Feldman April 14, 2014

HTTPS Everywhere is a browser plugin for Firefox, Chrome, and Opera that keeps your website connection to certain well-known sites as a secure HTTPS. It is part of the Electronic Frontier Foundation’s (EFF) initiative to Encrypt the Web. What does the plugin do? Many sites on the web offer some encryption over HTTPS, but (as […]

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What is a Zero-Day Exploit?

Thumbnail image for What is a Zero-Day Exploit? by Barbara J. Feldman March 31, 2014

A zero-day exploit (also called a zero-day attack, hack, malware, virus, trojan horse or worm) is one in which the first known occurrence of the attack happens the very same day the software vulnerability is discovered. This means that the author/publisher of the compromised software has not had any time (zero days) to fix the […]

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Why Did I End Up in a Facebook Closet?

Thumbnail image for Why Did I End Up in a Facebook Closet? by Barbara J. Feldman November 21, 2013

Those of us that keep on eye on such things, have seen an increase in successful password hacks recently. It seems like there’s another high-profile site whose passwords have been exposed every week. If you have an account compromised at one of these sites, you’ll likely get an email from the affected site asking you […]

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Secure Your PayPal Account with Free App

Thumbnail image for Secure Your PayPal Account with Free App by Barbara J. Feldman September 2, 2013

Frequent readers already know I am a big fan of two-factor authentication. I use it on my Google account, my WordPress accounts, Facebook, and now PayPal. To turn on free two-factor authentication at PayPal, first download the VIP Access phone app from Symantec. To find it, simply visit m.verisign.com on your mobile phone. Install the […]

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Twitter Adds Double Authentication

Thumbnail image for Twitter Adds Double Authentication by Barbara J. Feldman May 28, 2013

Twitter is the newest social network to add an extra layer of security to their login process by giving users the option to use double authentication (also known as two-factor authentication.) Twitter’s double auth works like this. When logging into Twitter.com from an unknown device, Twitter will text a PIN to your mobile phone, and […]

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