FlyerTalk Forums - View Single Post - 6 digit Booking Reference -- keep it secret?
Old Oct 30, 2016 | 9:03 pm
  #12  
Bartolo
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If you are really concerned about security, one possibility is to send the info in different emails. Part in one, part in another.

On the other hand, way too much info out there and accessible by people with bad intentions. Could become a security issue for the traveller's home.
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