A simple error to make when sending an email with sensitive data is to send it to the wrong email address. Imagine you are sending some information to Dave down in accounting. When you fill out the email you start typing Dave and the auto-complete pops up and you select the first one (out of habit). You think you have selected the right Dave, but what if you didn't? How would you know that you were about to send potentially sensitive information outside of the organization? Apple Mail and iOS … [Read more...] about Apple Mail: Highlighting External Email Addresses