Re: [Openvpn-devel] [PATCH 0/5] Implement additional two step authentication methods

2019-11-09 Thread Arne Schwabe
> > +1. What functionality does this new mechanism add? > > Tunnelblick implements 2FA through the management interface using the > existing static and dynamic challenge-response mechanism. For a > dynamic challenge, for example. Tunnelblick gets a response from the user in > a popup window or

Re: [Openvpn-devel] [PATCH 0/5] Implement additional two step authentication methods

2019-06-14 Thread Arne Schwabe
> I haven't looked at the patches, but a quick question. I haven't come across > any > 2FA mechanisms that cannot be handled (in principle) by the current static an > dynamic CR in OpenVPN. Except that some dynamic CR (e.g, U2F) will require > the possibility to transmit larger messages than

Re: [Openvpn-devel] [PATCH 0/5] Implement additional two step authentication methods

2019-06-13 Thread Jonathan K. Bullard
Hi, On Thu, Jun 13, 2019 at 2:35 PM Selva Nair wrote: > > Hi > > On Thu, Jun 13, 2019 at 10:42 AM Arne Schwabe wrote: > > > > These patches mainly implement forwarding passing/forwarding extra > > messages between management interface on server and client side. > > > > These new extra messages

Re: [Openvpn-devel] [PATCH 0/5] Implement additional two step authentication methods

2019-06-13 Thread Selva Nair
Hi On Thu, Jun 13, 2019 at 10:42 AM Arne Schwabe wrote: > > These patches mainly implement forwarding passing/forwarding extra > messages between management interface on server and client side. > > These new extra messages can be used to implement a two step > authentication like TOTP (Google

[Openvpn-devel] [PATCH 0/5] Implement additional two step authentication methods

2019-06-13 Thread Arne Schwabe
These patches mainly implement forwarding passing/forwarding extra messages between management interface on server and client side. These new extra messages can be used to implement a two step authentication like TOTP (Google Authenticator) or web based out of band (like SAML). Since this