How to Send Credit Card Details Securely to a Hotel or Vendor
A hotel, vendor or assistant wants your card number. Here is the safest way to hand it over, and what to do when typing it out is the only option.
A hotel, vendor or assistant wants your card number. Here is the safest way to hand it over, and what to do when typing it out is the only option.
WhatsApp encrypts your message on the way, but the password then sits on both phones and in backups. Here's how to send it so it's gone after it's rea...
Never commit it, never paste it into chat. Use a one-time link to bootstrap a new laptop and a secrets manager for everything after that.
An employer, landlord or accountant wants your SSN. Here's how to check whether they need it, confirm they're real, and send it without leaving a copy...
In person, a QR code or your phone's share button is all you need. Sending it ahead of arrival takes a guest network, a link that expires and a habit ...
Texting a password leaves copies on phones, backups and carrier systems. Here's how to text a one-time link instead, what to write, and what to do if ...
A one-time secret link keeps passwords and keys out of chat history, but it can't stop copying, compromised devices or link scanners. Here's what it r...
Keep using email, but never put the password in it. Email a one-time link, send the passcode another way, and learn why splitting a password across tw...
Your account number is not the main risk. Fake 'our bank details changed' emails are. Here's how to share bank details safely and verify them before a...