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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.



26C3: Encryption code for DECT mobile phones cracked  30 December 2009 
Source: H Security - Posted by Alex   
In addition to the crypto algorithm of the GSM mobile telephony standard, security researchers have also cracked the encryption code for calls from cordless phones that are based on the widely used Digital Enhanced Cordless Telecommunication (DECT) standard. This was announced by members of the deDECTed.org project group at the 26th Chaos Communication Congress (26C3) in Berlin on Tuesday. According to the researchers, the respective key used can be extracted from intercepted data traffic with a reasonable amount of effort. The experts think that such prep work will make the DECT Standard Cipher (DSC) "increasingly easier and faster to crack".
 
Code that encrypts world's GSM mobile phone calls is cracked  29 December 2009 
Source: ZDNet - Posted by Alex   
A German computer engineer said Monday that he had cracked the secret code used to encrypt most of the world’s mobile phone calls. In an attempt to expose holes in the security of global wireless systems, 28-year-old Karsten Nohl cracked the 21-year-old GSM algorithm, which is used to encrypt 80 percent of the world’s mobile calls, reports the New York Times.
 
Manage your secure shell connections from the GNOME panel  28 December 2009 
Source: gHacks - Posted by Alex   
I work with secure shell all the time. Day in and day out I am administering personal machines and client machines with the help of ssh. After a while opening up a terminal window and entering the command to connect to all of these clients gets old. And we all know saving time and effort equates to saving money. So any tool that can help make your daily administrative life easier is a good thing.
 
GnuPG 2.0.14 released  21 December 2009 
Posted by anthony   
We are pleased to announce the availability of a new stable GnuPG-2 release: Version 2.0.14.

The GNU Privacy Guard (GnuPG) is GNU's tool for secure communication and data storage. It can be used to encrypt data, create digital signatures, help authenticating using Secure Shell and to provide a framework for public key cryptography. It includes an advanced key management facility and is compliant with the OpenPGP and S/MIME standards.

 
Cybercriminals Bypassing Two-Factor Authentication  17 December 2009 
Source: Dark Reading - Posted by anthony   
Two-factor authentication -- used to protect online bank accounts with both a password and a computer-generated one-time passcode -- is supposed to be more secure than relying on a single password. But Gartner Research VP Avivah Litan warns that cyber criminals have had success defeating two-factor authentication systems in Web browsing sessions using Trojan-based man-in-the-middle attacks.
 
Strong Authentication Not Strong Enough  15 December 2009 
Source: Information Week - Posted by Alex   
Two-factor authentication -- used to protect online bank accounts with both a password and a computer-generated one-time passcode -- is supposed to be more secure than relying on a single password. But Gartner Research VP Avivah Litan warns that cyber criminals have had success defeating two-factor authentication systems in Web browsing sessions using Trojan-based man-in-the-middle attacks.
 
Getting Started With Full Disk Encryption  14 December 2009 
Source: Information Week - Posted by anthony   
Today, full-system encryption in software is feasible and practical. Here's how to get up and running using solutions from PGP, McAfee, Sophos, and open-source options TrueCrypt and DiskCryptor. There was a time, not all that long ago, when a fully-encrypted system disk was something only for people with money to burn.
 
Libgcrypt 1.4.5 released  11 December 2009 
Source: GNU Project - Posted by Alex   
Libgcrypt is a general purpose library of cryptographic building blocks. It is originally based on code used by GnuPG. It does not provide any implementation of OpenPGP or other protocols. Thorough understanding of applied cryptography is required to use Libgcrypt.
 
StartSSL: a Certification Authority with a heart  17 November 2009 
Source: LinuxSecurity IT - Posted by Alex   
Linux Security had the chance to talk with Eddy Nigg, founder of StartSSL, an “alternative” CA, by any meaning. Their business model is quite different then that of other well known CAs, with a pricing policy absolutely counter to current trends: once a customer verified its identity, any number of certificates can be obtained for free, payment is only required for those steps requiring human intervention (usually identification and release of EV certificates).
 
Security Features: What Does Windows 7 Have That Linux Doesn't?  11 November 2009 
Source: eWeek - Posted by Alex   
Here is a nice overview of the security features on Linux and Windows, particularly focusing on the disk and system encryption functionality this time.

How well do popular Linux distributions such as Ubuntu, Fedora and OpenSUSE stack up against Microsoft's new desktop flagship, Windows 7? eWEEK Labs identified 10 features new in Windows 7 and put them head-to-head with popular Linux distros to see how the platforms compete. Labs Analysts Jason Brooks and Andrew Garcia found that Version 7 makes big strides on the Windows front with its new features, but that Linux is competitive by most counts.

 
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