Virtual Private Network Basics for Lion Server - dummies

The VPN policy window will be displayed. Click the Client tab from VPN policy window. Under Client Initial Provisioning, disable Use Default Key for Simple Client Provisioning. NOTE: Use Default Key for Simple Client Provisioning is disabled by default so that GVC clients prompt for the Pre-shared Key. 5. Click OK. Now when you connect using Virtual Private Network Basics for Lion Server - dummies The shared secret. IPSec uses a shared secret, a password stored on the server and clients. The shared secret is not used for authentication or login, and it doesn’t play a role in encryption. The shared secret is a token that’s exchanged between computers to establish trust. If a client doesn’t have the shared secret… How to Setup PureVPN Manually on Mac (L2TP) The following tutorial will help you learn how to setup PureVPN manually on Mac devices. Note: If you are running El Capitan, you can manually set up PureVPN on it for a safer and limitless browsing experience. If you are not sure how to do so, here is how you can make it possible:

You don't need the Fancy Schmancy Decoder Ring to get your settings back out of the built-in Mac VPN client. Just head over to the Keychain Access application (under Applications -> Utilities) and search for "VPN". Double-click your IPSec Shared Secret to open up the window.

The pre shared key is used by the VPN peers to authenticate with each other at the beginning of the connection. After they have successfully authenticated then they begin the negotiation that will result in the shared/common secret used in the security association. HTH . Rick Connect VPN using L2TP-IPSec on MAC OS X - Ricmedia PC Help

SSL-VPN does not require the use of a shared secret for the first layer of encryption. Instead the client and the server auto-negotiate that first layer encryption using SSL. You are then asked for credentials and a group membership. The remainder of your VPN session is uniquely encrypted following Authentication.

I am building a VPN application which consist of NepvnManager and some other required classes. In order to save VPN config file I'm using KeyChain just like below. My application was working smoo Configure and Use L2TP on macOS Select Shared Secret. In the Shared Secret text box, type the pre-shared key for this tunnel. The pre-shared key must match the pre-shared key configured on the Firebox Mobile VPN with L2TP IPSec settings. If Mobile VPN with L2TP on the Firebox is configured to use a certificate as the IPSec credential method: What is the Pre-Shared key and how do I get it? - equinux FAQ The Pre-Shared Key (sometimes called shared secret) is basically a form of password for your VPN gateway which is set up on your device. The Pre-Shared Key is specific to your gateway and can be found in your device's configuration guide.