Site search     Components in Electronics   Published: 29 May
2013 - 16:45  Open the mornings newsfeed, sit down with a cup of
coffee and chances are youve read about three new major
corporate network security breaches before your first cup is
finished. With fresh waves of advanced persistent threats
hitting corporate giants and governments each day, it is
incredible to remember the days when sensitive network data was
unencrypted.  When I was a college student in Helsinki, packet-
sniffing attacks frequently targeted passwords in our university
network. To protect our sensitive data, I wrote a program
protecting information as it moved from point to point
throughout the network. I called it the secure shell, or SSH for
short. Years later, nearly all large enterprises, governments
and financial institutions have incorporated a version of SSH to
let administrators manage systems remotely ultimately protect
data in transit.  While we now can look back and smile at the
naiveté of sending plaintext data through th