Published on: Mar 4, 2016
Transcripts - presenw13
How Encryption for Strong
⇨ Networks use three ways of encryption.
⇨ Those are data, file, and link encryption.
⇨ File encryption protects files.
⇨ An encryption program uses a string of nu-
mbers called a key.
⇨ The real data is buried in the pseudora-
⇨ This is called data encryption.
⇨ Routers can use encryption to protect the
entire stream of data.
⇨ This is called link encryption.
⇨ Local file encryption protects data
from physical intrusion.
⇨ VPN client software creates an encrypted
tunnel to the firewall/VPN server.
⇨ A VPN is a form of link encryption often
used across a private network or interne-
⇨ The destination device uses the same numeric
key to cancel out the pseudorandom noise and
extract the real data.