Shostack + Friends Blog

 
The Grimes model of scams

The Grimes Model of Scams

Roger Grimes has an exciting new model of scams that's going to transform how we teach people ot defend against them.

 
 
 
 
 
 
 
 
 
 
 
 
Schematic of a letter lock

Letterlocking

Letterlocking is a lost art of protecting letters from surriptitious readers.