The way to get around your side channel verification phrase is by introducing an element of stress and urgency: "omg, help, I'm being robbed and they need $300

The way to get around your side channel verification phrase is by introducing an element of stress and urgency: "omg, help, I'm being robbed and they need $300 immediately or they'll hurt me, no time for a passphrase!" can additionally feign memory loss. Alternatively while it may be difficult to trick you directly, phishing the passphrase from a more naive loved one or bored coworker and then parroting it back to you is also a possibility. 'etc. Phone scams are no joke and this is getting past the point where regular people can be expected to easily filter them out.