Another Week, Another GSM Cipher Bites the Dust

Orr Dunkelman, Nathan Keller, and Adi Shamir have released a paper showing that they’ve broken KASUMI, the cipher used in encrypting 3G GSM communications. KASUMI is also known as A5/3, which is confusing because it’s only been a week since breaks on A5/1, a completely different cipher, were publicized. So if you’re wondering if this [...]

Best of 26c3

Here is my list of the most important talks of the 26th Chaos Communication Congress [26C3] held in Berlin, Germany that was held last week.

Since my German language skills have eroded into near-worthlessness, I’m only going to mention presentations available in the English language.

Many videos are not yet up, but of those that are, these [...]

Militants Can Snoop on Most U.S. Warplanes, Drones

Tapping into drones’ video feeds was just the start. The U.S. military’s primary system for bringing overhead surveillance down to soldiers and Marines on the ground is also vulnerable to electronic interception, multiple military sources tell Danger Room. That means militants have the ability to see through the eyes of all kinds of combat aircraft [...]

The encrypted traveler

As border enforcement as using increasingly invasive tactics, a traveler that has any privacy concerns for the data that they are carrying (especially if visiting the United States) will very likely take steps to protect themselves.

Examples:

FindLaw:

The Ninth Circuit, in a decision announced this summer, has approved forensic searches of laptop computers at [...]

PGP key replacement time

I have a new pgp key.

Feel free to sign it at your pgp.net keyserver of choice.

$ gpg –fingerprint FE264BAA

pub 16384R/FE264BAA 2008-01-17 Key fingerprint = 9A05 99DB 838D 9049 0509 AD5D 26A4 2F8A FE26 4BAAsub 16384R/3CA219BB 2008-01-17

Why so big a keysize? A friend of mine cited the following:

NIST key management guidelines further suggest that 15360-bit RSA [...]