[VPN] Speaking of Pseudo-VPNs

[Paul Cardon]

Tina Bird wrote:
> I've been asked a couple of questions recently about the Citrix Secure ICA
> protocol.  Man, there's not much on line about it.  Does anyone have
> information on encryption algorithms or authentication (in particular,
> does it support client-side and server-side authentication)?

RC5 symmetric cipher
  Block size: 64-bit
  Rounds: 12
  Key length: 40, 64, or 128 bit

Diffie-Helman key exchange
  Key length: 1024 bit

-paul