Privacy Blog

"Friends don’t let friends get spied on.' – Richard Stallman, President of the Free Software Foundation and longtime advocate of privacy in technology.

A Simple and Free Method of Encrypting Files and Folders on a Macintosh

Apple provides free encryption software with every Macintosh. The functionality is built into Disk Utility, a multi-purpose program that can be found on every Mac. Disk Utility has many uses but for the moment I will only describe the encryption of files or folders. Disk Utility will encrypt any kind of file: text, images, videos, databases, anything at all. To encrypt a file or folder, first create the item(s) to […]

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How Attackers Can Use Radio Signals and Mobile Phones to Steal Protected Data

An interesting article in Wired describes how the NSA, researchers in Israel, and possibly others steal data from computers not connected to the Internet. The method allows hackers and spies to surreptitiously siphon passwords and other data from an infected computer by using radio signals generated and transmitted by the computer and received by a mobile phone. You can read the article about “AirHopper” at http://www.wired.com/2014/11/airhopper-hack.

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Bitcoins: The New Digital Currency

A new form of digital currency has appeared recently. It has been available for about six years but many people have not heard about it or else do not understand it. In the past year or two, publicity has increased, and now tens of thousands of computer users are using this new payment method to purchase everything from coffee and doughnuts to illegal drugs or to pay for charitable donations […]

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TigerVPN: a Low-Cost, Nearly Bulletproof VPN

With the government trying to sniff through your inbox, and hackers constantly looking for ways to exploit security holes and get at your personal data, you need a private and secure “tunnel” for your Internet connection. (You can read my earlier article, Why You Want to Use a VPN, at https://privacyblog.com/2014/11/01/why-you-want-to-use-a-vpn/). You can find many VPN services to choose from with a varying number of features and at all sorts […]

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Ex-CIA Head Says Security Must be Balanced by Privacy

The former head of the Central Intelligence Agency is cautioning Canadian officials to keep in mind the delicate balance between security and privacy when crafting new laws. In an interview with CBC Radio’s The House, retired U.S. general and former CIA director David Petraeus said that balance should be at the heart of an open and transparent debate. “The general thrust of this always has to be, again, to strike […]

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