[cryptography] Behind Intel's New Random-Number Generator

2012-07-30 Thread Eugen Leitl
http://spectrum.ieee.org/computing/hardware/behind-intels-new-randomnumber-generator/0 Behind Intel's New Random-Number Generator The random-number generator uses digital circuits to stump the smartest hackers By Greg Taylor, George Cox / September 2011 Image: Carl DeTorres Imagine that

Re: [cryptography] MS PPTP MPPE only as secure as *single* DES (UPDATE)

2012-07-30 Thread Marsh Ray
On 04/03/2012 02:29 PM, Marsh Ray wrote: Therefore, from any packet capture of a PPTP session which includes the initial handshake, a brute force of the response yields the complete NT hash with complexity 2^57. The NT hash is a password-equivalent, and it represents the only secret material

Re: [cryptography] MS PPTP MPPE only as secure as *single* DES (UPDATE)

2012-07-30 Thread Marsh Ray
On 04/03/2012 02:29 PM, Marsh Ray wrote: Therefore, from any packet capture of a PPTP session which includes the initial handshake, a brute force of the response yields the complete NT hash with complexity 2^57. The NT hash is a password-equivalent, and it represents the only secret material