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How to foil cyberspies on your business trip

Devices should send only encrypted data and require strong passwords, for example

Cybersecurity experts say keep your electronic devices physically safe during trips. Use strong passwords and two-factor authentication if possible. And 'wipe' the devices clean after the trip.

New York

THE admonitions to business travellers headed to other countries should be familiar by now: Keep your laptop with you at all times. Stay off public Wi-Fi networks. Don't send unencrypted files over the Internet.

But not all travellers heed them, and many are unaware of the...

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