1
vote
3answers
107 views

When do governments allow export of cryptography software?

I see this notice in the TextSecure README: The U.S. Government Department of Commerce, Bureau of Industry and Security (BIS), has classified this software as Export Commodity Control Number (ECCN) ...
2
votes
3answers
183 views

Given a large enough sampling of public keys could one begin to identify a private key?

For example, an ISP or government capable of tracking millions of keys being exchanged. Would that provide a sample large enough to be able to identify the private key on either end?
16
votes
4answers
2k views

NSA Suite A Cryptography: Security through obscurity?

What is the opinion of scholars, cryptographers on NSA Suite A? Containing unpublished algorithms. Could it really be that much better than the published algorithms besides being obscure and not ...
3
votes
2answers
333 views

Why is Elliptic Curve Cryptography not used much outside of government? [closed]

It seems that Elliptic Curve Cryptography, being required by the US government, is not being used outside of the government. Why is this? And why does the government support it's use for government? ...
13
votes
7answers
738 views

Online Government Elections System - Is it possible?

I am from Bulgaria and currently some groups here are promoting the idea of referendum among the people, about the possibility for establishing a system for ONLINE GOVERNMENT ELECTIONS. The idea is ...
3
votes
2answers
566 views

Why have export controls for cryptography?

I've always heard someone justify the means for export restrictions with "it's for governmental control/spying". In most reasonable countries, the justice system asks people to adhere to the "spirit ...
2
votes
4answers
8k views

SIPR, NIPR and Centrix Military systems [closed]

This is going to branch into a bunch of separate questions.....here is some background for the question: The Rijndael algorithm was crowned the new AES by Uncle Sam for sensitive, but unclassified ...
44
votes
17answers
3k views

Can we still provide confidentiality when cryptography is outlawed?

In certain jurisdictions, use of cryptography by the private sector is limited: e.g. there are reports that in the UAE and other countries not all of the encryption capabilities of the BlackBerry are ...