How to Handle Phone Numbers and 2FA While Traveling

Losing SMS 2FA access abroad is a self-inflicted lockout — plan authenticator migration early.

[ journal ]

Gear for a tech nomad is not aesthetic — it is uptime. If the adapter fails or the bag wrecks your shoulder, the sprint fails with it.

Move critical accounts to authenticator apps or hardware keys before you leave. Keep backup codes offline.

Maintain a home-number forwarding strategy or VoIP you control. Document which services require which country card.

SIM swaps and bank SMS are the hidden coupling in your stack.

— JV · Dark Heart Labs.