DayZ field wiki · Gear
Tripwire
A string with opinions
Short answer
A trap. Grenades, flares, a bad surprise for your duo.
Also: trip wire
How it works
Tripwires exist. They do not know your friends.
What to do
Mark them. Tell the duo. Don't decorate a door you live in.
Don't
Don't leave one on a stream-visible porch.