Re: [OAUTH-WG] [secdir] Secdir last call review of draft-ietf-oauth-step-up-authn-challenge-12

2023-03-02 Thread Valery Smyslov
Hi Vittorio, Hi all, thanks for the discussion here! We'll add in the security considerations the following clarification: “As this specification provides a mechanism for the RS to trigger user interaction, it’s important for clients and AS to consider that a malicious RS might abuse of

Re: [OAUTH-WG] [secdir] Secdir last call review of draft-ietf-oauth-step-up-authn-challenge-12

2023-03-02 Thread Vittorio Bertocci
Hi all, thanks for the discussion here! We'll add in the security considerations the following clarification: “As this specification provides a mechanism for the RS to trigger user interaction, it’s important for clients and AS to consider that a malicious RS might abuse of that feature”

Re: [OAUTH-WG] [secdir] Secdir last call review of draft-ietf-oauth-step-up-authn-challenge-12

2023-03-02 Thread Uri Blumenthal
> Surely "rogue" resource servers already have a lot of ways they can annoy > their own users? Is this a realistic threat? Yes, this is a realistic threat, and I'm aware of at least one example of it actually being used (successfully!) to penetrate a corporate network. On Mar 2, 2023, at