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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.



Mobile's Cryptography Conundrums  09 March 2012 
Source: Dark Reading - Posted by Dave Wreski   
Immaturity in mobile device hardware and operating system environments is holding back organizations' deployments of strong cryptographic protections around mobile applications, according to a pair of unrelated presentations at the RSA Conference last week.
 
Hacking Quantum Cryptography Just Got Harder  22 February 2012 
Source: LiveScience - Posted by Dave Wreski   
No matter how complex they are, most secret codes turn out to be breakable. Producing the ultimate secure code may require encoding a secret message inside the quantum relationship between atoms, scientists say.
 
'Predictably random' public keys can be cracked - crypto boffins  16 February 2012 
Source: The Register UK - Posted by Dave Wreski   
Analysis Cryptography researchers have discovered flaws in the key generation that underpins the security of important cryptography protocols, including SSL.
 
RSA security flawed say researchers after collecting duplicate public keys  15 February 2012 
Source: Tech World - Posted by Anthony Pell   
Cryptography researchers collected millions of X.509 public key certificates that are publicly available over the web and found what they say is a shockingly high frequency of duplicate RSA-moduli keys.
 
Trustwave admits issuing 'man-in-the-middle' digital certificate  08 February 2012 
Source: InfoWorld - Posted by Anthony Pell   
Digital Certificate Authority (CA) Trustwave revealed that it has issued a digital certificate that enabled an unnamed private company to spy on SSL-protected connections within its corporate network, an action that prompted the Mozilla community to debate whether the CA's root certificate should be removed from Firefox.
 
DNSCrypt: a tool to encrypt all DNS traffic  08 December 2011 
Source: H Security - Posted by Anthony Pell   
DNS service provider OpenDNS has announced a preview release of a new open source tool to improve internet security: DNSCrypt encrypts all DNS traffic between a user's system and a DNS server. The tool is currently only available for the Mac, with a Windows version promised, and only works with OpenDNS's own DNS service.
 
KPN Stops Issuing SSL Certificates After Possible Breach  07 November 2011 
Source: PC World - Posted by Anthony Pell   
The largest telecommunications company in the Netherlands has stopped issuing SSL (Secure Sockets Layer) certificates after finding indications that the website used for purchasing the certificates may have been hacked.
 
Hackers Release DoS Attack Tool Targeting SSL Servers  26 October 2011 
Source: eWeek - Posted by Dave Wreski   
A hacker group has released a proof-of-concept tool that exploits how encryption keys can be renegotiated to launch a distributed denial of service attack against Secure Sockets Layer servers.
 
XML Encryption Flaw Leaves Web Services Vulnerable  25 October 2011 
Source: Information Week - Posted by Dave Wreski   
Watch your Web Services: the official XML Encryption Syntax and Processing standard can be broken. So say two researchers from Ruhr-University Bochum in Germany, who have demonstrated a practical attack against XML's cipher block chaining (CBC) mode.
 
Gmail Adds Encrypted Search to Foil Snoopers  21 October 2011 
Source: CSO Online - Posted by Dave Wreski   
Google is extending SSL encryption security to search traffic for all logged-in Gmail users, the company has announced. The key phrase here is 'by default' because it has been possible for Google search users to access encrypted search manually since May of last year using the https://encrypted.google.com/ site.
 
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