All transport fares and daily budgets benchmarked for 2026.
Core Planning
Travel Safety
Price review: Aug 2026

How to Keep Your Passport and Cards Secure on Night Trains and Crowded Metro Lines

Locking compartment doors, secret stash pockets, and why back-pocket wallets are an open invitation.

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Written by ETH Editorial Team
Published: Aug 21, 2026 • Fact-checked by ETH Editorial Team

Protecting Your Documents on the Move

Losing your passport or credit cards while abroad causes immense logistical disruption. Following basic physical security protocols prevents 99% of travel losses.

Night Train Security Protocols

  • Lock the Compartment Deadbolt: Couchette and sleeper carriages feature interior mechanical deadbolts and security chains that cannot be opened from the corridor even with a conductor’s key. Always engage the manual lock before falling asleep.
  • Sleep on Top of Your Valuables: Never place your daypack with your passport, laptop, or money on the floor or under the bottom bunk. Place it between your head and the compartment wall, or tuck it inside your sleeping bag liner.
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About the Author

ETH Editorial Team

The ETH (Euro Travel Hacks) Editorial Team researches European travel costs, transport, accommodation, and trip-planning information using official sources and structured Euro Travel Hacks data. Changing prices and travel information are dated and reviewed against cited sources where practical.

Experience: Structured research and verification across official European transport operators, municipal transit authorities, and national tourism offices.