Benefits of iPsec in a firewall/router provides strong security to all traffic crossing the perimeter in a firewall router is resistant to bypass is below transport layer, hence transparent to applications can be transparent to end users can provide security for individual users secures routing architecture 復大辱软件学院7 Benefits of IPSec • in a firewall/router provides strong security to all traffic crossing the perimeter • in a firewall/router is resistant to bypass • is below transport layer, hence transparent to applications • can be transparent to end users • can provide security for individual users • secures routing architecture