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Cryptography
We have thousands of posts on a wide variety of open source and security topics, conveniently organized for searching or just browsing.



How a Google Headhunter’s E-Mail Unraveled a Massive Net Security Hole  24 October 2012 
Source: Wired - Posted by Pooja Shah   
So he wondered if the e-mail might have been spoofed – something sent from a scammer to appear to come from the search giant. But when Harris examined the e-mail’s header information, it all seemed legitimate.
 
Attacking TrueCrypt  24 October 2012 
Source: H Security - Posted by Anthony Pell   
The open source TrueCrypt disk encryption tool is considered the to be the software of choice for systematically encrypting data. It is able to encrypt individual drives, such as USB Flash drives, and even entire hard drives. A small utility called TCHead is, however, able to tackle data encrypted using TrueCrypt.
 
How I Accidentally Helped Compromise The Secret Keys Of High-Security Handcuffs  15 October 2012 
Source: Forbes - Posted by Dave Wreski   
In the age of freely available modeling software, laser cutters and 3D printers, shapes that must stay secret for security’s sake don’t stay secret for long. Especially, it turns out, when a reporter wielding an iPhone camera is around.
 
Story of a CIA Burglar  09 October 2012 
Source: Schneier On Security - Posted by Dave Wreski   
This is a fascinating story of a CIA burglar, who worked for the CIA until he tried to work against the CIA. The fact that he stole code books and keys from foreign embassies makes it extra interesting, and the complete disregard for the Constitution at the end makes it extra scary.
 
NIST crowns next-gen hash algorithm Keccak as official SHA-3  03 October 2012 
Source: The Register UK - Posted by Dave Wreski   
A US government agency has selected cryptographic hash function Keccak as the new official SHA-3 algorithm.
 
Hackers raid Adobe, compromise certificate to sign malware  02 October 2012 
Source: SC Magazine - Posted by Anthony Pell   
Hackers have broken into an internal server at Adobe to compromise a digital certificate that allowed them to create at least two files that appear to be legitimately signed by the software maker, but actually contain malware.
 
After hack, Bitcoin exchange comes back online  25 September 2012 
Source: CSO Online - Posted by Anthony Pell   
A small New York-based company that specializes in exchanging Bitcoins is back online after hackers stole about US$250,000 worth of the virtual currency earlier this month.
 
SHA-3 to Be Announced  24 September 2012 
Source: Schneier on Security - Posted by Dave Wreski   
NIST is about to announce the new hash algorithm that will become SHA-3. This is the result of a six-year competition, and my own Skein is one of the five remaining finalists (out of an initial 64).
 
W3C presents draft of browser Web Cryptography API  17 September 2012 
Source: H Security - Posted by Anthony Pell   
The W3C web standards consortium has presented a first Public Working Draft for integrating a Web Cryptography API into browsers. The JavaScript API will provide features such as hashing, key generation and verification, as well as encryption and decryption.
 
New Attack Against Chip-and-Pin Systems  11 September 2012 
Source: Schneier on Security - Posted by Anthony Pell   
You see, an EMV payment card authenticates itself with a MAC of transaction data, for which the freshly generated component is the unpredictable number (UN). If you can predict it, you can record everything you need from momentary access to a chip card to play it back and impersonate the card at a future date and location. You can as good as clone the chip.
 
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