using PGP only for digital signatures

[Simon Spero]

On Sat, 4 Nov 1995, Timothy C. May wrote:

> Therefore, there are few ways that citizenship can be "checked." Period. A
> foreigner who wishes to "prove" his non-U.S. status could, of course, show
> his green card. But this is different from proving citizenship.
> 

And here we have the rub. People with permanent residency (i.e. green 
cards) are fully entitled to access to strong crypto. Most foreign 
students are on J-1 visas, which do not grant permanent residency. 

Simon